Fix for fdo43460 Part XII getLength() to isEmpty()

Part XII
Module
dbaccess

121 files changed, 436 insertions, 436 deletions

diff --git a/dbaccess/source/core/api/CRowSetDataColumn.cxx b/dbaccess/source/core/api/CRowSetDataColumn.cxx
index faad024b36a9..e227bc681513 100644
--- a/dbaccess/source/core/api/CRowSetDataColumn.cxx
+++ b/dbaccess/source/core/api/CRowSetDataColumn.cxx
@@ -128,7 +128,7 @@ void SAL_CALL ORowSetDataColumn::getFastPropertyValue( Any& rValue, sal_Int32 nH
             rValue = ((*m_aColumnValue)->get())[m_nPos].makeAny();
         }
     }
-    else if ( PROPERTY_ID_LABEL == nHandle && m_sLabel.getLength() )
+    else if ( PROPERTY_ID_LABEL == nHandle && !m_sLabel.isEmpty() )
         rValue <<= m_sLabel;
     else
         ODataColumn::getFastPropertyValue( rValue, nHandle );
diff --git a/dbaccess/source/core/api/CacheSet.cxx b/dbaccess/source/core/api/CacheSet.cxx
index 6f065d71735e..7b7b948aaecf 100644
--- a/dbaccess/source/core/api/CacheSet.cxx
+++ b/dbaccess/source/core/api/CacheSet.cxx
@@ -150,7 +150,7 @@ void OCacheSet::fillTableName(const Reference<XPropertySet>& _xTable)  throw(SQL
 {
     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbaccess", "Ocke.Janssen@sun.com", "OCacheSet::fillTableName" );
     OSL_ENSURE(_xTable.is(),"OCacheSet::fillTableName: PropertySet is empty!");
-    if(!m_aComposedTableName.getLength() && _xTable.is() )
+    if(m_aComposedTableName.isEmpty() && _xTable.is() )
     {
         Reference<XDatabaseMetaData> xMeta(m_xConnection->getMetaData());
         m_aComposedTableName = composeTableName(xMeta
diff --git a/dbaccess/source/core/api/FilteredContainer.cxx b/dbaccess/source/core/api/FilteredContainer.cxx
index aeeadea4c032..2da3120991a2 100644
--- a/dbaccess/source/core/api/FilteredContainer.cxx
+++ b/dbaccess/source/core/api/FilteredContainer.cxx
@@ -325,7 +325,7 @@ sal_Int32 createWildCardVector(Sequence< ::rtl::OUString >& _rTableFilter, ::std
             // table type restriction which is inherent to the container
             Sequence< ::rtl::OUString > aTableTypeFilter;
             ::rtl::OUString sInherentTableTypeRestriction( getTableTypeRestriction() );
-            if ( sInherentTableTypeRestriction.getLength() )
+            if ( !sInherentTableTypeRestriction.isEmpty() )
             {
                 if ( _rTableTypeFilter.getLength() != 0 )
                 {
diff --git a/dbaccess/source/core/api/KeySet.cxx b/dbaccess/source/core/api/KeySet.cxx
index 92d0d502a591..4e35e10b3bd0 100644
--- a/dbaccess/source/core/api/KeySet.cxx
+++ b/dbaccess/source/core/api/KeySet.cxx
@@ -178,7 +178,7 @@ void OKeySet::findTableColumnsMatching_throw(   const Any& i_aTable,
     }
 
     ::rtl::OUString sUpdateTableName( i_rUpdateTableName );
-    if ( sUpdateTableName.getLength() == 0 )
+    if ( sUpdateTableName.isEmpty() )
     {
         OSL_FAIL( "OKeySet::findTableColumnsMatching_throw: This is a fallback only - it won't work when the table has an alias name." );
         // If i_aTable originates from a query composer, and is a table which appears with an alias in the SELECT statement,
@@ -309,7 +309,7 @@ void OKeySet::construct(const Reference< XResultSet>& _xDriverSet,const ::rtl::O
 }
 void OKeySet::executeStatement(::rtl::OUStringBuffer& io_aFilter,const ::rtl::OUString& i_sRowSetFilter,Reference<XSingleSelectQueryComposer>& io_xAnalyzer)
 {
-    bool bFilterSet = i_sRowSetFilter.getLength() != 0;
+    bool bFilterSet = !i_sRowSetFilter.isEmpty();
     if ( bFilterSet )
     {
         FilterCreator aFilterCreator;
@@ -607,7 +607,7 @@ void OKeySet::executeUpdate(const ORowSetRow& _rInsertRow ,const ORowSetRow& _rO
     sal_uInt16 j = 0;
     for(;aIter != aEnd;++aIter,++j)
     {
-        if ( !i_sTableName.getLength() || aIter->second.sTableName == i_sTableName )
+        if ( i_sTableName.isEmpty() || aIter->second.sTableName == i_sTableName )
         {
             sal_Int32 nPos = aIter->second.nPosition;
             if((_rInsertRow->get())[nPos].isModified())
@@ -628,7 +628,7 @@ void OKeySet::executeUpdate(const ORowSetRow& _rInsertRow ,const ORowSetRow& _rO
     j = 0;
     for(;aIter != aEnd;++aIter,++j)
     {
-        if ( !i_sTableName.getLength() || aIter->second.sTableName == i_sTableName )
+        if ( i_sTableName.isEmpty() || aIter->second.sTableName == i_sTableName )
         {
             setParameter(i++,xParameter,(_rOrginalRow->get())[aIter->second.nPosition],aIter->second.nType,aIter->second.nScale);
         }
@@ -713,7 +713,7 @@ void OKeySet::executeInsert( const ORowSetRow& _rInsertRow,const ::rtl::OUString
     SelectColumnsMetaData::const_iterator aEnd = m_pColumnNames->end();
     for(sal_Int32 i = 1;aIter != aEnd;++aIter)
     {
-        if ( !i_sTableName.getLength() || aIter->second.sTableName == i_sTableName )
+        if ( i_sTableName.isEmpty() || aIter->second.sTableName == i_sTableName )
         {
             const sal_Int32 nPos = aIter->second.nPosition;
             if((_rInsertRow->get())[nPos].isModified())
@@ -776,7 +776,7 @@ void OKeySet::executeInsert( const ORowSetRow& _rInsertRow,const ::rtl::OUString
 
     ::comphelper::disposeComponent(xPrep);
 
-    if ( !i_sTableName.getLength() && !bAutoValuesFetched && m_bInserted )
+    if ( i_sTableName.isEmpty() && !bAutoValuesFetched && m_bInserted )
     {
         // first check if all key column values were set
         const ::rtl::OUString sMax(RTL_CONSTASCII_USTRINGPARAM(" MAX("));
@@ -799,7 +799,7 @@ void OKeySet::executeInsert( const ORowSetRow& _rInsertRow,const ::rtl::OUString
             }
         }
 
-        if(sMaxStmt.getLength())
+        if(!sMaxStmt.isEmpty())
         {
             sMaxStmt = sMaxStmt.replaceAt(sMaxStmt.getLength()-1,1,::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" ")));
             ::rtl::OUString sStmt = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("SELECT "));
diff --git a/dbaccess/source/core/api/OptimisticSet.cxx b/dbaccess/source/core/api/OptimisticSet.cxx
index 1d1141483b7a..8228f953a01e 100644
--- a/dbaccess/source/core/api/OptimisticSet.cxx
+++ b/dbaccess/source/core/api/OptimisticSet.cxx
@@ -162,10 +162,10 @@ void OptimisticSet::construct(const Reference< XResultSet>& _xDriverSet,const ::
     fillJoinedColumns_throw(m_aSqlIterator.getJoinConditions());
 
     const ::rtl::OUString sComposerFilter = m_xComposer->getFilter();
-    if ( i_sRowSetFilter.getLength() || (sComposerFilter.getLength() && sComposerFilter != i_sRowSetFilter) )
+    if ( !i_sRowSetFilter.isEmpty() || (!sComposerFilter.isEmpty() && sComposerFilter != i_sRowSetFilter) )
     {
         FilterCreator aFilterCreator;
-        if ( sComposerFilter.getLength() && sComposerFilter != i_sRowSetFilter )
+        if ( !sComposerFilter.isEmpty() && sComposerFilter != i_sRowSetFilter )
             aFilterCreator.append( sComposerFilter );
         aFilterCreator.append( i_sRowSetFilter );
         aFilterCreator.append( aFilter.makeStringAndClear() );
diff --git a/dbaccess/source/core/api/RowSet.cxx b/dbaccess/source/core/api/RowSet.cxx
index c14a4b040d78..33d1f0c489e2 100644
--- a/dbaccess/source/core/api/RowSet.cxx
+++ b/dbaccess/source/core/api/RowSet.cxx
@@ -352,7 +352,7 @@ void SAL_CALL ORowSet::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle,const
             break;
         case PROPERTY_ID_URL:
             // is the connection-to-be-built determined by the url (which is the case if m_aDataSourceName is empty) ?
-            if (!m_aDataSourceName.getLength())
+            if (m_aDataSourceName.isEmpty())
             {
                 // are we active at the moment ?
                 if (m_xStatement.is())
@@ -1508,7 +1508,7 @@ Reference< XIndexAccess > SAL_CALL ORowSet::getParameters(  ) throw (RuntimeExce
         // complete command, and thus the parameters, changed
         impl_disposeParametersContainer_nothrow();
 
-    if ( !m_pParameters.get() && m_aCommand.getLength() )
+    if ( !m_pParameters.get() && !m_aCommand.isEmpty() )
     {
         try
         {
@@ -1800,7 +1800,7 @@ void ORowSet::execute_NoApprove_NoNewConn(ResettableMutexGuard& _rClearForNotifi
         m_aWarnings.setExternalWarnings( Reference< XWarningsSupplier >( xResultSet, UNO_QUERY ) );
 
         ::rtl::OUString aComposedUpdateTableName;
-        if ( m_aUpdateTableName.getLength() )
+        if ( !m_aUpdateTableName.isEmpty() )
             aComposedUpdateTableName = composeTableName( m_xActiveConnection->getMetaData(), m_aUpdateCatalogName, m_aUpdateSchemaName, m_aUpdateTableName, sal_False, ::dbtools::eInDataManipulation );
 
         {
@@ -1976,7 +1976,7 @@ void ORowSet::execute_NoApprove_NoNewConn(ResettableMutexGuard& _rClearForNotifi
 
                     pColumn->setFastPropertyValue_NoBroadcast(PROPERTY_ID_ISREADONLY,makeAny(rKeyColumns.find(i) != rKeyColumns.end()));
 
-                    if(!sColumnLabel.getLength())
+                    if(sColumnLabel.isEmpty())
                     {
                         if(xColumn.is())
                             xColumn->getPropertyValue(PROPERTY_NAME) >>= sColumnLabel;
@@ -2162,7 +2162,7 @@ Reference< XConnection >  ORowSet::calcConnection(const Reference< XInteractionH
     if (!m_xActiveConnection.is())
     {
         Reference< XConnection > xNewConn;
-        if ( m_aDataSourceName.getLength() )
+        if ( !m_aDataSourceName.isEmpty() )
         {
             Reference< XNameAccess > xDatabaseContext(
                 m_aContext.createComponent( (::rtl::OUString)SERVICE_SDB_DATABASECONTEXT ),
@@ -2316,7 +2316,7 @@ sal_Bool ORowSet::impl_buildActiveCommand_throw()
     m_aActiveCommand = ::rtl::OUString();
     ::rtl::OUString sCommand;
 
-    if ( !m_aCommand.getLength() )
+    if ( m_aCommand.isEmpty() )
         return bDoEscapeProcessing;
 
     switch (m_nCommandType)
@@ -2372,7 +2372,7 @@ sal_Bool ORowSet::impl_buildActiveCommand_throw()
                         xQuery->getPropertyValue(PROPERTY_UPDATE_CATALOGNAME)   >>= aCatalog;
                         xQuery->getPropertyValue(PROPERTY_UPDATE_SCHEMANAME)    >>= aSchema;
                         xQuery->getPropertyValue(PROPERTY_UPDATE_TABLENAME)     >>= aTable;
-                        if(aTable.getLength())
+                        if(!aTable.isEmpty())
                             m_aUpdateTableName = composeTableName( m_xActiveConnection->getMetaData(), aCatalog, aSchema, aTable, sal_False, ::dbtools::eInDataManipulation );
                     }
                 }
@@ -2395,7 +2395,7 @@ sal_Bool ORowSet::impl_buildActiveCommand_throw()
 
     m_aActiveCommand = sCommand;
 
-    if ( !m_aActiveCommand.getLength() && !bDoEscapeProcessing )
+    if ( m_aActiveCommand.isEmpty() && !bDoEscapeProcessing )
         ::dbtools::throwSQLException( DBACORE_RESSTRING( RID_STR_NO_SQL_COMMAND ), SQL_FUNCTION_SEQUENCE_ERROR, *this );
 
     return bDoEscapeProcessing;
diff --git a/dbaccess/source/core/api/RowSetCache.cxx b/dbaccess/source/core/api/RowSetCache.cxx
index 49f6368e6e38..8fc264a05c2d 100644
--- a/dbaccess/source/core/api/RowSetCache.cxx
+++ b/dbaccess/source/core/api/RowSetCache.cxx
@@ -176,7 +176,7 @@ ORowSetCache::ORowSetCache(const Reference< XResultSet >& _xRs,
             OSL_ENSURE(xTabSup.is(),"ORowSet::execute composer isn't a tablesupplier!");
             Reference<XNameAccess> xTables = xTabSup->getTables();
             Sequence< ::rtl::OUString> aTableNames = xTables->getElementNames();
-            if ( aTableNames.getLength() > 1 && !_rUpdateTableName.getLength() && bNeedKeySet )
+            if ( aTableNames.getLength() > 1 && _rUpdateTableName.isEmpty() && bNeedKeySet )
             {// here we have a join or union and nobody told us which table to update, so we update them all
                 m_nPrivileges = Privilege::SELECT|Privilege::DELETE|Privilege::INSERT|Privilege::UPDATE;
                 OptimisticSet* pCursor = new OptimisticSet(m_aContext,xConnection,_xAnalyzer,_aParameterValueForCache,i_nMaxRows,m_nRowCount);
@@ -198,7 +198,7 @@ ORowSetCache::ORowSetCache(const Reference< XResultSet >& _xRs,
             }
             else
             {
-                if(_rUpdateTableName.getLength() && xTables->hasByName(_rUpdateTableName))
+                if(!_rUpdateTableName.isEmpty() && xTables->hasByName(_rUpdateTableName))
                     xTables->getByName(_rUpdateTableName) >>= m_aUpdateTable;
                 else if(xTables->getElementNames().getLength())
                 {
@@ -1568,7 +1568,7 @@ sal_Bool ORowSetCache::checkJoin(const Reference< XConnection>& _xConnection,
                     OSL_ENSURE(SQL_ISRULE(pTableRef,table_ref),"Must be a tableref here!");
 
                     ::rtl::OUString sTableRange = OSQLParseNode::getTableRange(pTableRef);
-                    if(!sTableRange.getLength())
+                    if(sTableRange.isEmpty())
                         pTableRef->getChild(0)->parseNodeToStr( sTableRange, _xConnection, NULL, sal_False, sal_False );
                     bOk =  sTableRange == _sUpdateTableName;
                 }
diff --git a/dbaccess/source/core/api/SingleSelectQueryComposer.cxx b/dbaccess/source/core/api/SingleSelectQueryComposer.cxx
index 04f7a5ad1aea..41336301a149 100644
--- a/dbaccess/source/core/api/SingleSelectQueryComposer.cxx
+++ b/dbaccess/source/core/api/SingleSelectQueryComposer.cxx
@@ -555,10 +555,10 @@ void SAL_CALL OSingleSelectQueryComposer::appendOrderByColumn( const Reference<
     ::osl::MutexGuard aGuard( m_aMutex );
     ::rtl::OUString sColumnName( impl_getColumnName_throw(column) );
     ::rtl::OUString sOrder = getOrder();
-    if ( (sOrder.getLength() != 0) && sColumnName.getLength() )
+    if ( !(sOrder.isEmpty() || sColumnName.isEmpty()) )
         sOrder += COMMA;
     sOrder += sColumnName;
-    if ( !ascending && sColumnName.getLength() )
+    if ( !(ascending || sColumnName.isEmpty()) )
         sOrder += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" DESC "));
 
     setOrder(sOrder);
@@ -582,7 +582,7 @@ void SAL_CALL OSingleSelectQueryComposer::appendGroupByColumn( const Reference<
 
     ::rtl::OUStringBuffer aSql( m_aPureSelectSQL );
     for ( SQLPart eLoopParts = Where; eLoopParts != SQLPartCount; incSQLPart( eLoopParts ) )
-        if ( _rParts[ eLoopParts ].getLength() )
+        if ( !_rParts[ eLoopParts ].isEmpty() )
         {
             aSql.append( getKeyword( eLoopParts ) );
             aSql.append( _rParts[ eLoopParts ] );
@@ -640,7 +640,7 @@ namespace
         _rComposer.append( _rElementaryClause );
         _rComposer.append( _rAdditionalClause );
         ::rtl::OUString sComposed = _rComposer.getComposedAndClear();
-        if ( sComposed.getLength() )
+        if ( !sComposed.isEmpty() )
             sComposed = _rKeyword + sComposed;
         return sComposed;
     }
@@ -793,7 +793,7 @@ Reference< XNameAccess > SAL_CALL OSingleSelectQueryComposer::getColumns(  ) thr
         // preserve the original WHERE clause
         // #i102234#
         ::rtl::OUString sOriginalWhereClause = getSQLPart( Where, m_aSqlIterator, sal_False );
-        if ( sOriginalWhereClause.getLength() )
+        if ( !sOriginalWhereClause.isEmpty() )
         {
             aSQL.appendAscii( " ( 0 = 1 ) AND ( " );
             aSQL.append( sOriginalWhereClause );
@@ -805,7 +805,7 @@ Reference< XNameAccess > SAL_CALL OSingleSelectQueryComposer::getColumns(  ) thr
         }
 
         ::rtl::OUString sGroupBy = getSQLPart( Group, m_aSqlIterator, sal_True );
-        if ( sGroupBy.getLength() )
+        if ( !sGroupBy.isEmpty() )
             aSQL.append( sGroupBy );
 
         ::rtl::OUString sSQL( aSQL.makeStringAndClear() );
@@ -936,7 +936,7 @@ Reference< XNameAccess > SAL_CALL OSingleSelectQueryComposer::getColumns(  ) thr
                 ::rtl::OUString sRealName;
                 xProp->getPropertyValue(PROPERTY_REALNAME) >>= sRealName;
                 ::std::vector< ::rtl::OUString>::iterator aFindName;
-                if ( !sColumnName.getLength() )
+                if ( sColumnName.isEmpty() )
                     xProp->getPropertyValue(PROPERTY_NAME) >>= sColumnName;
 
                 aFindName = ::std::find_if(aNames.begin(),aNames.end(),::std::bind2nd(aCaseCompareFunctor,sColumnName));
@@ -1310,7 +1310,7 @@ sal_Bool OSingleSelectQueryComposer::setComparsionPredicate(OSQLParseNode * pCon
         const ::rtl::OUString* pBegin   = aNames.getConstArray();
         const ::rtl::OUString* pEnd     = pBegin + aNames.getLength();
 
-        if(!aTable.getLength())
+        if(aTable.isEmpty())
         { // we haven't found a table name, now we must search every table for this column
             for(;pBegin != pEnd;++pBegin)
             {
@@ -1693,7 +1693,7 @@ void OSingleSelectQueryComposer::setConditionByColumn( const Reference< XPropert
     // select ohne where und order by aufbauen
     ::rtl::OUString sFilter = getFilter();
 
-    if ( sFilter.getLength() && aSQL.getLength() )
+    if ( !sFilter.isEmpty() && aSQL.getLength() )
     {
         ::rtl::OUString sTemp(L_BRACKET);
         sTemp += sFilter;
@@ -1717,7 +1717,7 @@ Sequence< Sequence< PropertyValue > > OSingleSelectQueryComposer::getStructuredC
     Sequence< Sequence< PropertyValue > > aFilterSeq;
     ::rtl::OUString sFilter = getStatementPart( _aGetFunctor, m_aAdditiveIterator );
 
-    if ( sFilter.getLength() != 0 )
+    if ( !sFilter.isEmpty() )
     {
         ::rtl::OUString aSql(m_aPureSelectSQL);
         // build a temporary parse node
@@ -1847,7 +1847,7 @@ Sequence< Sequence< PropertyValue > > OSingleSelectQueryComposer::getStructuredC
     }
 
     ::rtl::OUString sRet = getStatementPart( F_tmp, _rIterator );
-    if ( _bWithKeyword && sRet.getLength() )
+    if ( _bWithKeyword && !sRet.isEmpty() )
         sRet = sKeyword + sRet;
     return sRet;
 }
diff --git a/dbaccess/source/core/api/definitioncolumn.cxx b/dbaccess/source/core/api/definitioncolumn.cxx
index 70071810a568..3ab320c56181 100644
--- a/dbaccess/source/core/api/definitioncolumn.cxx
+++ b/dbaccess/source/core/api/definitioncolumn.cxx
@@ -249,7 +249,7 @@ Reference< XPropertySet > OQueryColumn::impl_determineOriginalTableColumn( const
         OSL_VERIFY( getPropertyValue( PROPERTY_CATALOGNAME ) >>= sCatalog );
         OSL_VERIFY( getPropertyValue( PROPERTY_SCHEMANAME ) >>= sSchema );
         OSL_VERIFY( getPropertyValue( PROPERTY_TABLENAME ) >>= sTable );
-        if ( !sCatalog.getLength() && !sSchema.getLength() && !sTable.getLength() )
+        if ( sCatalog.isEmpty() && sSchema.isEmpty() && sTable.isEmpty() )
             return NULL;
 
         ::rtl::OUString sComposedTableName = ::dbtools::composeTableName(
@@ -317,7 +317,7 @@ void SAL_CALL OQueryColumn::getFastPropertyValue( Any& _rValue, sal_Int32 _nHand
         ::rtl::OUString sPropName;
         sal_Int16 nAttributes( 0 );
         const_cast< OQueryColumn* >( this )->getInfoHelper().fillPropertyMembersByHandle( &sPropName, &nAttributes, _nHandle );
-        OSL_ENSURE( sPropName.getLength(), "OColumnWrapper::impl_getPropertyNameFromHandle: property not found!" );
+        OSL_ENSURE( !sPropName.isEmpty(), "OColumnWrapper::impl_getPropertyNameFromHandle: property not found!" );
 
         _rValue = m_xOriginalTableColumn->getPropertyValue( sPropName );
     }
@@ -363,7 +363,7 @@ OColumnWrapper::~OColumnWrapper()
     ::rtl::OUString sPropName;
     sal_Int16 nAttributes( 0 );
     const_cast< OColumnWrapper* >( this )->getInfoHelper().fillPropertyMembersByHandle( &sPropName, &nAttributes, _nHandle );
-    OSL_ENSURE( sPropName.getLength(), "OColumnWrapper::impl_getPropertyNameFromHandle: property not found!" );
+    OSL_ENSURE( !sPropName.isEmpty(), "OColumnWrapper::impl_getPropertyNameFromHandle: property not found!" );
     return sPropName;
 }
 
diff --git a/dbaccess/source/core/api/querycomposer.cxx b/dbaccess/source/core/api/querycomposer.cxx
index 11ceae899fe0..f3a6273de996 100644
--- a/dbaccess/source/core/api/querycomposer.cxx
+++ b/dbaccess/source/core/api/querycomposer.cxx
@@ -288,7 +288,7 @@ void SAL_CALL OQueryComposer::setFilter( const ::rtl::OUString& filter ) throw(S
     aFilterCreator.append(filter);
 
     m_aFilters.clear();
-    if ( filter.getLength() )
+    if ( !filter.isEmpty() )
         m_aFilters.push_back(filter);
 
     m_xComposer->setFilter( aFilterCreator.getComposedAndClear() );
@@ -306,7 +306,7 @@ void SAL_CALL OQueryComposer::setOrder( const ::rtl::OUString& order ) throw(SQL
     aOrderCreator.append(order);
 
     m_aOrders.clear();
-    if ( order.getLength() )
+    if ( !order.isEmpty() )
         m_aOrders.push_back(order);
 
     m_xComposer->setOrder(aOrderCreator.getComposedAndClear());
diff --git a/dbaccess/source/core/api/querycontainer.cxx b/dbaccess/source/core/api/querycontainer.cxx
index a9fe2b46b5bf..dfa6a5edde9d 100644
--- a/dbaccess/source/core/api/querycontainer.cxx
+++ b/dbaccess/source/core/api/querycontainer.cxx
@@ -240,9 +240,9 @@ void SAL_CALL OQueryContainer::elementInserted( const ::com::sun::star::containe
             // nothing to do, we're inserting via an "appendByDescriptor"
             return;
 
-        OSL_ENSURE(sElementName.getLength(), "OQueryContainer::elementInserted : invalid name !");
+        OSL_ENSURE(!sElementName.isEmpty(), "OQueryContainer::elementInserted : invalid name !");
         OSL_ENSURE(m_aDocumentMap.find(sElementName) == m_aDocumentMap.end(), "OQueryContainer::elementInserted         : oops .... we're inconsistent with our master container !");
-        if (!sElementName.getLength() || hasByName(sElementName))
+        if (sElementName.isEmpty() || hasByName(sElementName))
             return;
 
         // insert an own new element
@@ -256,9 +256,9 @@ void SAL_CALL OQueryContainer::elementRemoved( const ::com::sun::star::container
     ::rtl::OUString sAccessor;
     _rEvent.Accessor >>= sAccessor;
     {
-        OSL_ENSURE(sAccessor.getLength(), "OQueryContainer::elementRemoved : invalid name !");
+        OSL_ENSURE(!sAccessor.isEmpty(), "OQueryContainer::elementRemoved : invalid name !");
         OSL_ENSURE(m_aDocumentMap.find(sAccessor) != m_aDocumentMap.end(), "OQueryContainer::elementRemoved : oops .... we're inconsistent with our master container !");
-        if ( !sAccessor.getLength() || !hasByName(sAccessor) )
+        if ( sAccessor.isEmpty() || !hasByName(sAccessor) )
             return;
     }
     removeByName(sAccessor);
@@ -273,9 +273,9 @@ void SAL_CALL OQueryContainer::elementReplaced( const ::com::sun::star::containe
 
     {
         MutexGuard aGuard(m_aMutex);
-        OSL_ENSURE(sAccessor.getLength(), "OQueryContainer::elementReplaced : invalid name !");
+        OSL_ENSURE(!sAccessor.isEmpty(), "OQueryContainer::elementReplaced : invalid name !");
         OSL_ENSURE(m_aDocumentMap.find(sAccessor) != m_aDocumentMap.end(), "OQueryContainer::elementReplaced         : oops .... we're inconsistent with our master container !");
-        if (!sAccessor.getLength() || !hasByName(sAccessor))
+        if (sAccessor.isEmpty() || !hasByName(sAccessor))
             return;
 
         xNewElement = implCreateWrapper(sAccessor);
diff --git a/dbaccess/source/core/api/resultset.cxx b/dbaccess/source/core/api/resultset.cxx
index e3313997485e..267875f010d6 100644
--- a/dbaccess/source/core/api/resultset.cxx
+++ b/dbaccess/source/core/api/resultset.cxx
@@ -287,7 +287,7 @@ void OResultSet::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const
             sal_Int16 nAttributes;
             const_cast<OResultSet*>(this)->getInfoHelper().
                 fillPropertyMembersByHandle(&aPropName, &nAttributes, nHandle);
-            OSL_ENSURE(aPropName.getLength(), "property not found?");
+            OSL_ENSURE(!aPropName.isEmpty(), "property not found?");
 
             // now read the value
             rValue = Reference< XPropertySet >(m_xDelegatorResultSet, UNO_QUERY)->getPropertyValue(aPropName);
diff --git a/dbaccess/source/core/api/table.cxx b/dbaccess/source/core/api/table.cxx
index 4e98d47dd5e1..6452b1156271 100644
--- a/dbaccess/source/core/api/table.cxx
+++ b/dbaccess/source/core/api/table.cxx
@@ -91,7 +91,7 @@ ODBTable::ODBTable(connectivity::sdbcx::OCollection* _pTables
     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbaccess", "Ocke.Janssen@sun.com", "ODBTable::ODBTable" );
     DBG_CTOR(ODBTable, NULL);
     OSL_ENSURE(getMetaData().is(), "ODBTable::ODBTable : invalid conn !");
-    OSL_ENSURE(_rName.getLength(), "ODBTable::ODBTable : name !");
+    OSL_ENSURE(!_rName.isEmpty(), "ODBTable::ODBTable : name !");
     // TODO : think about collecting the privileges here, as we can't ensure that in getFastPropertyValue, where
     // we do this at the moment, the statement needed can be supplied by the connection (for example the SQL-Server
     // ODBC driver does not allow more than one statement per connection, and in getFastPropertyValue it's more
diff --git a/dbaccess/source/core/api/tablecontainer.cxx b/dbaccess/source/core/api/tablecontainer.cxx
index fb68bdbbbfaa..bae8503fd820 100644
--- a/dbaccess/source/core/api/tablecontainer.cxx
+++ b/dbaccess/source/core/api/tablecontainer.cxx
@@ -216,7 +216,7 @@ connectivity::sdbcx::ObjectType OTableContainer::createObject(const ::rtl::OUStr
                                                 sTable,
                                                 ::dbtools::eInDataManipulation);
             Any aCatalog;
-            if(sCatalog.getLength())
+            if(!sCatalog.isEmpty())
                 aCatalog <<= sCatalog;
             ::rtl::OUString sType,sDescription;
             Sequence< ::rtl::OUString> aTypeFilter;
@@ -402,7 +402,7 @@ void OTableContainer::dropObject(sal_Int32 _nPos,const ::rtl::OUString _sElement
                 bIsView = sType.equalsIgnoreAsciiCase(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("VIEW")));
             }
 
-            if(!sComposedName.getLength())
+            if(sComposedName.isEmpty())
                 ::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
 
             ::rtl::OUString aSql(RTL_CONSTASCII_USTRINGPARAM("DROP "));
diff --git a/dbaccess/source/core/api/viewcontainer.cxx b/dbaccess/source/core/api/viewcontainer.cxx
index 00d779abf8cb..83badfbd55ac 100644
--- a/dbaccess/source/core/api/viewcontainer.cxx
+++ b/dbaccess/source/core/api/viewcontainer.cxx
@@ -153,7 +153,7 @@ ObjectType OViewContainer::appendObject( const ::rtl::OUString& _rForName, const
     else
     {
         ::rtl::OUString sComposedName = ::dbtools::composeTableName( m_xMetaData, descriptor, ::dbtools::eInTableDefinitions, false, false, true );
-        if(!sComposedName.getLength())
+        if(sComposedName.isEmpty())
             ::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
 
         ::rtl::OUString sCommand;
@@ -200,7 +200,7 @@ void OViewContainer::dropObject(sal_Int32 _nPos,const ::rtl::OUString _sElementN
                 sComposedName = ::dbtools::composeTableName( m_xMetaData, sCatalog, sSchema, sTable, sal_True, ::dbtools::eInTableDefinitions );
             }
 
-            if(!sComposedName.getLength())
+            if(sComposedName.isEmpty())
                 ::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
 
             ::rtl::OUString aSql(RTL_CONSTASCII_USTRINGPARAM("DROP VIEW "));
diff --git a/dbaccess/source/core/dataaccess/ComponentDefinition.cxx b/dbaccess/source/core/dataaccess/ComponentDefinition.cxx
index 0c8903c5c021..7042d6195fa6 100644
--- a/dbaccess/source/core/dataaccess/ComponentDefinition.cxx
+++ b/dbaccess/source/core/dataaccess/ComponentDefinition.cxx
@@ -150,7 +150,7 @@ OComponentDefinition::OComponentDefinition( const Reference< XInterface >& _rxCo
     registerProperties();
 
     m_pImpl->m_aProps.aTitle = _rElementName;
-    OSL_ENSURE(m_pImpl->m_aProps.aTitle.getLength() != 0, "OComponentDefinition::OComponentDefinition : invalid name !");
+    OSL_ENSURE(!m_pImpl->m_aProps.aTitle.isEmpty(), "OComponentDefinition::OComponentDefinition : invalid name !");
 }
 
 IMPLEMENT_IMPLEMENTATION_ID(OComponentDefinition);
diff --git a/dbaccess/source/core/dataaccess/ContentHelper.cxx b/dbaccess/source/core/dataaccess/ContentHelper.cxx
index af4d66c8e19d..975b61283d8b 100644
--- a/dbaccess/source/core/dataaccess/ContentHelper.cxx
+++ b/dbaccess/source/core/dataaccess/ContentHelper.cxx
@@ -274,7 +274,7 @@ void SAL_CALL OContentHelper::addPropertiesChangeListener( const Sequence< ::rtl
         for ( sal_Int32 n = 0; n < nCount; ++n )
         {
             const ::rtl::OUString& rName = pSeq[ n ];
-            if ( rName.getLength() )
+            if ( !rName.isEmpty() )
                 m_aPropertyChangeListeners.addInterface(rName, Listener );
         }
     }
@@ -296,7 +296,7 @@ void SAL_CALL OContentHelper::removePropertiesChangeListener( const Sequence< ::
         for ( sal_Int32 n = 0; n < nCount; ++n )
         {
             const ::rtl::OUString& rName = pSeq[ n ];
-            if ( rName.getLength() )
+            if ( !rName.isEmpty() )
                 m_aPropertyChangeListeners.removeInterface( rName, Listener );
         }
     }
diff --git a/dbaccess/source/core/dataaccess/ModelImpl.cxx b/dbaccess/source/core/dataaccess/ModelImpl.cxx
index 37f18c44e27b..fcdd4d55c644 100644
--- a/dbaccess/source/core/dataaccess/ModelImpl.cxx
+++ b/dbaccess/source/core/dataaccess/ModelImpl.cxx
@@ -221,7 +221,7 @@ void DocumentStorageAccess::dispose()
 
 Reference< XStorage > DocumentStorageAccess::impl_openSubStorage_nothrow( const ::rtl::OUString& _rStorageName, sal_Int32 _nDesiredMode )
 {
-    OSL_ENSURE( _rStorageName.getLength(),"ODatabaseModelImpl::impl_openSubStorage_nothrow: Invalid storage name!" );
+    OSL_ENSURE( !_rStorageName.isEmpty(),"ODatabaseModelImpl::impl_openSubStorage_nothrow: Invalid storage name!" );
 
     Reference< XStorage > xStorage;
     try
@@ -576,7 +576,7 @@ namespace
             const TContentPtr& rDefinition( object->second );
             const ::rtl::OUString& rPersistentName( rDefinition->m_aProps.sPersistentName );
 
-            if ( !rPersistentName.getLength() )
+            if ( rPersistentName.isEmpty() )
             {   // it's a logical sub folder used to organize the real objects
                 const ODefinitionContainer_Impl& rSubFoldersObjectDefinitions( dynamic_cast< const ODefinitionContainer_Impl& >( *rDefinition.get() ) );
                 bSomeDocHasMacros = lcl_hasObjectWithMacros_throw( rSubFoldersObjectDefinitions, _rxContainerStorage );
@@ -783,13 +783,13 @@ const Reference< XNumberFormatsSupplier > & ODatabaseModelImpl::getNumberFormats
 
 void ODatabaseModelImpl::setDocFileLocation( const ::rtl::OUString& i_rLoadedFrom )
 {
-    ENSURE_OR_THROW( i_rLoadedFrom.getLength(), "invalid URL" );
+    ENSURE_OR_THROW( !i_rLoadedFrom.isEmpty(), "invalid URL" );
     m_sDocFileLocation = i_rLoadedFrom;
 }
 
 void ODatabaseModelImpl::setResource( const ::rtl::OUString& i_rDocumentURL, const Sequence< PropertyValue >& _rArgs )
 {
-    ENSURE_OR_THROW( i_rDocumentURL.getLength(), "invalid URL" );
+    ENSURE_OR_THROW( !i_rDocumentURL.isEmpty(), "invalid URL" );
 
     ::comphelper::NamedValueCollection aMediaDescriptor( _rArgs );
 #if OSL_DEBUG_LEVEL > 0
@@ -798,7 +798,7 @@ void ODatabaseModelImpl::setResource( const ::rtl::OUString& i_rDocumentURL, con
         ::rtl::OUString sSalvagedFile( aMediaDescriptor.getOrDefault( "SalvagedFile", ::rtl::OUString() ) );
         // If SalvagedFile is an empty string, this indicates "the document is being recovered, but i_rDocumentURL already
         // is the real document URL, not the temporary document location"
-        if ( !sSalvagedFile.getLength() )
+        if ( sSalvagedFile.isEmpty() )
             sSalvagedFile = i_rDocumentURL;
 
         OSL_ENSURE( sSalvagedFile == i_rDocumentURL, "ODatabaseModelImpl::setResource: inconsistency!" );
@@ -854,7 +854,7 @@ Reference< XStorage > ODatabaseModelImpl::getOrCreateRootStorage()
             aSource = m_aMediaDescriptor.get( "Stream" );
             if ( !aSource.hasValue() )
                 aSource = m_aMediaDescriptor.get( "InputStream" );
-            if ( !aSource.hasValue() && m_sDocFileLocation.getLength() )
+            if ( !aSource.hasValue() && !m_sDocFileLocation.isEmpty() )
                 aSource <<= m_sDocFileLocation;
             // TODO: shouldn't we also check URL?
 
@@ -1149,7 +1149,7 @@ TContentPtr& ODatabaseModelImpl::getObjectContainer( ObjectType _eType )
 
 void ODatabaseModelImpl::revokeDataSource() const
 {
-    if ( m_pDBContext && m_sDocumentURL.getLength() )
+    if ( m_pDBContext && !m_sDocumentURL.isEmpty() )
         m_pDBContext->revokeDatabaseDocument( *this );
 }
 
@@ -1294,7 +1294,7 @@ void ODatabaseModelImpl::impl_switchToLogicalURL( const ::rtl::OUString& i_rDocu
     const ::rtl::OUString sOldURL( m_sDocumentURL );
     // update our name, if necessary
     if  (   ( m_sName == m_sDocumentURL )   // our name is our old URL
-        ||  ( !m_sName.getLength() )        // we do not have a name, yet (i.e. are not registered at the database context)
+        ||  ( m_sName.isEmpty() )        // we do not have a name, yet (i.e. are not registered at the database context)
         )
     {
         INetURLObject aURL( i_rDocumentURL );
@@ -1309,13 +1309,13 @@ void ODatabaseModelImpl::impl_switchToLogicalURL( const ::rtl::OUString& i_rDocu
     m_sDocumentURL = i_rDocumentURL;
 
     // update our location, if necessary
-    if  ( m_sDocFileLocation.getLength() == 0 )
+    if  ( m_sDocFileLocation.isEmpty() )
         m_sDocFileLocation = m_sDocumentURL;
 
     // register at the database context, or change registration
     if ( m_pDBContext )
     {
-        if ( sOldURL.getLength() )
+        if ( !sOldURL.isEmpty() )
             m_pDBContext->databaseDocumentURLChange( sOldURL, m_sDocumentURL );
         else
             m_pDBContext->registerDatabaseDocument( *this );
diff --git a/dbaccess/source/core/dataaccess/bookmarkcontainer.cxx b/dbaccess/source/core/dataaccess/bookmarkcontainer.cxx
index 23fe3867e361..9cb5b8f98a9a 100644
--- a/dbaccess/source/core/dataaccess/bookmarkcontainer.cxx
+++ b/dbaccess/source/core/dataaccess/bookmarkcontainer.cxx
@@ -122,7 +122,7 @@ void SAL_CALL OBookmarkContainer::insertByName( const ::rtl::OUString& _rName, c
     if (checkExistence(_rName))
         throw ElementExistException();
 
-    if (0 == _rName.getLength())
+    if (_rName.isEmpty())
         throw IllegalArgumentException();
 
     // approve the new object
@@ -151,7 +151,7 @@ void SAL_CALL OBookmarkContainer::removeByName( const ::rtl::OUString& _rName )
         checkValid(sal_True);
 
         // check the arguments
-        if (!_rName.getLength())
+        if (_rName.isEmpty())
             throw IllegalArgumentException();
 
         if (!checkExistence(_rName))
@@ -181,7 +181,7 @@ void SAL_CALL OBookmarkContainer::replaceByName( const ::rtl::OUString& _rName,
     checkValid(sal_True);
 
     // check the arguments
-    if (!_rName.getLength())
+    if (_rName.isEmpty())
         throw IllegalArgumentException();
 
     // do we have such an element?
diff --git a/dbaccess/source/core/dataaccess/connection.cxx b/dbaccess/source/core/dataaccess/connection.cxx
index 8d8d02a6d43c..e80093ebc464 100644
--- a/dbaccess/source/core/dataaccess/connection.cxx
+++ b/dbaccess/source/core/dataaccess/connection.cxx
@@ -690,7 +690,7 @@ Reference< XInterface > SAL_CALL OConnection::createInstance( const ::rtl::OUStr
     }
     else
     {
-        if ( _sServiceSpecifier.getLength() )
+        if ( !_sServiceSpecifier.isEmpty() )
         {
             TSupportServices::iterator aFind = m_aSupportServices.find(_sServiceSpecifier);
             if ( aFind == m_aSupportServices.end() )
diff --git a/dbaccess/source/core/dataaccess/databasecontext.cxx b/dbaccess/source/core/dataaccess/databasecontext.cxx
index 0492cd21a0b0..cac2b87229ce 100644
--- a/dbaccess/source/core/dataaccess/databasecontext.cxx
+++ b/dbaccess/source/core/dataaccess/databasecontext.cxx
@@ -264,7 +264,7 @@ Reference< XInterface > SAL_CALL ODatabaseContext::createInstanceWithArguments(
     ::rtl::OUString sURL = aArgs.getOrDefault( (::rtl::OUString)INFO_POOLURL, ::rtl::OUString() );
 
     Reference< XInterface > xDataSource;
-    if ( sURL.getLength() )
+    if ( !sURL.isEmpty() )
         xDataSource = getObject( sURL );
 
     if ( !xDataSource.is() )
@@ -305,7 +305,7 @@ Reference< XInterface >  ODatabaseContext::getRegisteredObject(const rtl::OUStri
 
     ::rtl::OUString sURL( getDatabaseLocation( _rName ) );
 
-    if ( !sURL.getLength() )
+    if ( sURL.isEmpty() )
         // there is a registration for this name, but no URL
         throw IllegalArgumentException();
 
@@ -428,7 +428,7 @@ void ODatabaseContext::registerObject(const rtl::OUString& _rName, const Referen
     MutexGuard aGuard(m_aMutex);
     ::connectivity::checkDisposed(DatabaseAccessContext_Base::rBHelper.bDisposed);
 
-    if ( !_rName.getLength() )
+    if ( _rName.isEmpty() )
         throw IllegalArgumentException( ::rtl::OUString(), *this, 1 );
 
     Reference< XDocumentDataSource > xDocDataSource( _rxObject, UNO_QUERY );
@@ -437,7 +437,7 @@ void ODatabaseContext::registerObject(const rtl::OUString& _rName, const Referen
         throw IllegalArgumentException( ::rtl::OUString(), *this, 2 );
 
     ::rtl::OUString sURL = xModel->getURL();
-    if ( !sURL.getLength() )
+    if ( sURL.isEmpty() )
         throw IllegalArgumentException( DBACORE_RESSTRING( RID_STR_DATASOURCE_NOT_STORED ), *this, 2 );
 
     registerDatabaseLocation( _rName, sURL );
@@ -501,7 +501,7 @@ void ODatabaseContext::storeTransientProperties( ODatabaseModelImpl& _rModelImpl
     }
     else
     {
-        OSL_ENSURE( ( sDocumentURL.getLength() == 0 ) && ( _rModelImpl.m_sName.getLength() == 0 ),
+        OSL_ENSURE(  sDocumentURL.isEmpty()  &&  _rModelImpl.m_sName.isEmpty() ,
             "ODatabaseContext::storeTransientProperties: a non-empty data source which I do not know?!" );
     }
 }
@@ -614,7 +614,7 @@ Any ODatabaseContext::getByName(const rtl::OUString& _rName) throw( NoSuchElemen
 {
     MutexGuard aGuard(m_aMutex);
     ::connectivity::checkDisposed(DatabaseAccessContext_Base::rBHelper.bDisposed);
-    if ( !_rName.getLength() )
+    if ( _rName.isEmpty() )
         throw NoSuchElementException(_rName, *this);
 
     try
diff --git a/dbaccess/source/core/dataaccess/databasedocument.cxx b/dbaccess/source/core/dataaccess/databasedocument.cxx
index 0f009456a568..5f6a40dc5f64 100644
--- a/dbaccess/source/core/dataaccess/databasedocument.cxx
+++ b/dbaccess/source/core/dataaccess/databasedocument.cxx
@@ -207,7 +207,7 @@ ODatabaseDocument::ODatabaseDocument(const ::rtl::Reference<ODatabaseModelImpl>&
         // so we can properly finish our initialization then.
         impl_setInitializing();
 
-        if ( m_pImpl->getURL().getLength() )
+        if ( !m_pImpl->getURL().isEmpty() )
         {
             // if the previous incarnation of the DatabaseDocument already had an URL, then creating this incarnation
             // here is effectively loading the document.
@@ -380,7 +380,7 @@ namespace
     static Sequence< PropertyValue > lcl_appendFileNameToDescriptor( const ::comphelper::NamedValueCollection& _rDescriptor, const ::rtl::OUString _rURL )
     {
         ::comphelper::NamedValueCollection aMutableDescriptor( _rDescriptor );
-        if ( _rURL.getLength() )
+        if ( !_rURL.isEmpty() )
         {
             aMutableDescriptor.put( "FileName", _rURL );
             aMutableDescriptor.put( "URL", _rURL );
@@ -723,7 +723,7 @@ void SAL_CALL ODatabaseDocument::recoverFromFile( const ::rtl::OUString& i_Sourc
 {
     DocumentGuard aGuard( *this, DocumentGuard::InitMethod );
 
-    if ( i_SourceLocation.getLength() == 0 )
+    if ( i_SourceLocation.isEmpty() )
         throw IllegalArgumentException( ::rtl::OUString(), *this, 1 );
 
     try
@@ -747,7 +747,7 @@ void SAL_CALL ODatabaseDocument::recoverFromFile( const ::rtl::OUString& i_Sourc
 
         // by definition (of XDocumentRecovery), we're responsible for delivering a fully-initialized document,
         // which includes an attachResource call.
-        const ::rtl::OUString sLogicalDocumentURL( i_SalvagedFile.getLength() ? i_SalvagedFile : i_SourceLocation );
+        const ::rtl::OUString sLogicalDocumentURL( i_SalvagedFile.isEmpty() ?  i_SourceLocation : i_SalvagedFile  );
         impl_attachResource( sLogicalDocumentURL, aMediaDescriptor.getPropertyValues(), aGuard );
         // <- SYNCHRONIZED
     }
@@ -791,8 +791,8 @@ sal_Bool ODatabaseDocument::impl_attachResource( const ::rtl::OUString& i_rLogic
     // if no URL has been provided, the caller was lazy enough to not call our getURL - which is not allowed anymore,
     // now since getURL and getLocation both return the same, so calling one of those should be simple.
     ::rtl::OUString sDocumentURL( i_rLogicalDocumentURL );
-    OSL_ENSURE( sDocumentURL.getLength(), "ODatabaseDocument::impl_attachResource: invalid URL!" );
-    if ( !sDocumentURL.getLength() )
+    OSL_ENSURE( !sDocumentURL.isEmpty(), "ODatabaseDocument::impl_attachResource: invalid URL!" );
+    if ( sDocumentURL.isEmpty() )
         sDocumentURL = getURL();
 
     m_pImpl->setResource( sDocumentURL, i_rMediaDescriptor );
@@ -969,7 +969,7 @@ Reference< XInterface > SAL_CALL ODatabaseDocument::getCurrentSelection(  ) thro
 // XStorable
 sal_Bool SAL_CALL ODatabaseDocument::hasLocation(  ) throw (RuntimeException)
 {
-    return getLocation().getLength() > 0;
+    return !getLocation().isEmpty();
 }
 
 ::rtl::OUString SAL_CALL ODatabaseDocument::getLocation(  ) throw (RuntimeException)
@@ -991,7 +991,7 @@ void SAL_CALL ODatabaseDocument::store(  ) throw (IOException, RuntimeException)
     DocumentGuard aGuard( *this );
 
     ::rtl::OUString sDocumentURL( m_pImpl->getURL() );
-    if ( sDocumentURL.getLength() )
+    if ( !sDocumentURL.isEmpty() )
     {
         if ( m_pImpl->getDocFileLocation() == m_pImpl->getURL() )
             if ( m_pImpl->m_bDocumentReadOnly )
@@ -1003,7 +1003,7 @@ void SAL_CALL ODatabaseDocument::store(  ) throw (IOException, RuntimeException)
 
     // if we have no URL, but did survive the DocumentGuard above, then we've been inited via XLoadable::initNew,
     // i.e. we're based on a temporary storage
-    OSL_ENSURE( m_pImpl->getDocFileLocation().getLength() == 0, "ODatabaseDocument::store: unexpected URL inconsistency!" );
+    OSL_ENSURE( m_pImpl->getDocFileLocation().isEmpty(), "ODatabaseDocument::store: unexpected URL inconsistency!" );
 
     try
     {
@@ -1357,7 +1357,7 @@ void SAL_CALL ODatabaseDocument::removeDocumentEventListener( const Reference< X
 
 void SAL_CALL ODatabaseDocument::notifyDocumentEvent( const ::rtl::OUString& _EventName, const Reference< XController2 >& _ViewController, const Any& _Supplement ) throw (IllegalArgumentException, NoSupportException, RuntimeException)
 {
-    if ( !_EventName.getLength() )
+    if ( _EventName.isEmpty() )
         throw IllegalArgumentException( ::rtl::OUString(), *this, 1 );
 
     // SYNCHRONIZED ->
@@ -1425,7 +1425,7 @@ Reference< XNameAccess > ODatabaseDocument::impl_getDocumentContainer_throw( ODa
         {
             ::rtl::OUString sSupportService;
             aValue >>= sSupportService;
-            if ( sSupportService.getLength() )
+            if ( !sSupportService.isEmpty() )
             {
                 Sequence<Any> aArgs(1);
                 aArgs[0] <<= NamedValue(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("DatabaseDocument")),makeAny(xMy));
@@ -1653,7 +1653,7 @@ void ODatabaseDocument::impl_writeStorage_throw( const Reference< XStorage >& _r
     if ( nDefVersion >= SvtSaveOptions::ODFVER_012 )
         aVersion = ODFVER_012_TEXT;
 
-    if ( aVersion.getLength() )
+    if ( !aVersion.isEmpty() )
     {
         try
         {
@@ -1726,7 +1726,7 @@ Reference< XUIConfigurationManager > SAL_CALL ODatabaseDocument::getUIConfigurat
                 rtl::OUString aMediaType;
                 Reference< XPropertySet > xPropSet( xConfigStorage, UNO_QUERY );
                 Any a = xPropSet->getPropertyValue( INFO_MEDIATYPE );
-                if ( !( a >>= aMediaType ) || ( aMediaType.getLength() == 0 ))
+                if ( !( a >>= aMediaType ) ||  aMediaType.isEmpty() )
                 {
                     a <<= aUIConfigMediaType;
                     xPropSet->setPropertyValue( INFO_MEDIATYPE, a );
diff --git a/dbaccess/source/core/dataaccess/databaseregistrations.cxx b/dbaccess/source/core/dataaccess/databaseregistrations.cxx
index 023267e4b95f..e8cdf0d7ce8d 100644
--- a/dbaccess/source/core/dataaccess/databaseregistrations.cxx
+++ b/dbaccess/source/core/dataaccess/databaseregistrations.cxx
@@ -218,7 +218,7 @@ namespace dbaccess
         if ( !m_aConfigurationRoot.isValid() )
             throw RuntimeException( ::rtl::OUString(), *this );
 
-        if ( !_rName.getLength() )
+        if ( _rName.isEmpty() )
             throw IllegalArgumentException( ::rtl::OUString(), *this, 1 );
 
         return impl_getNodeForName_throw( _rName, _bMustExist );
@@ -226,7 +226,7 @@ namespace dbaccess
 
     void DatabaseRegistrations::impl_checkValidLocation_throw( const ::rtl::OUString& _rLocation )
     {
-        if ( !_rLocation.getLength() )
+        if ( _rLocation.isEmpty() )
             throw IllegalArgumentException( ::rtl::OUString(), *this, 2 );
 
         INetURLObject aURL( _rLocation );
diff --git a/dbaccess/source/core/dataaccess/datasource.cxx b/dbaccess/source/core/dataaccess/datasource.cxx
index 8283b4ecb058..8a077a581aeb 100644
--- a/dbaccess/source/core/dataaccess/datasource.cxx
+++ b/dbaccess/source/core/dataaccess/datasource.cxx
@@ -381,11 +381,11 @@ Reference<XConnection> OSharedConnectionManager::getConnection( const rtl::OUStr
 
     ::rtl::OUString sUser = user;
     ::rtl::OUString sPassword = password;
-    if ((0 == sUser.getLength()) && (0 == sPassword.getLength()) && (0 != _pDataSource->m_pImpl->m_sUser.getLength()))
+    if ((sUser.isEmpty()) && (sPassword.isEmpty()) && (!_pDataSource->m_pImpl->m_sUser.isEmpty()))
     {   // ease the usage of this method. data source which are intended to have a user automatically
         // fill in the user/password combination if the caller of this method does not specify otherwise
         sUser = _pDataSource->m_pImpl->m_sUser;
-        if (0 != _pDataSource->m_pImpl->m_aPassword.getLength())
+        if (!_pDataSource->m_pImpl->m_aPassword.isEmpty())
             sPassword = _pDataSource->m_pImpl->m_aPassword;
     }
 
@@ -659,11 +659,11 @@ Reference< XConnection > ODatabaseSource::buildLowLevelConnection(const ::rtl::O
 
     ::rtl::OUString sUser(_rUid);
     ::rtl::OUString sPwd(_rPwd);
-    if ((0 == sUser.getLength()) && (0 == sPwd.getLength()) && (0 != m_pImpl->m_sUser.getLength()))
+    if ((sUser.isEmpty()) && (sPwd.isEmpty()) && (!m_pImpl->m_sUser.isEmpty()))
     {   // ease the usage of this method. data source which are intended to have a user automatically
         // fill in the user/password combination if the caller of this method does not specify otherwise
         sUser = m_pImpl->m_sUser;
-        if (0 != m_pImpl->m_aPassword.getLength())
+        if (!m_pImpl->m_aPassword.isEmpty())
             sPwd = m_pImpl->m_aPassword;
     }
 
@@ -671,8 +671,8 @@ Reference< XConnection > ODatabaseSource::buildLowLevelConnection(const ::rtl::O
     if (xManager.is())
     {
         sal_Int32 nAdditionalArgs(0);
-        if (sUser.getLength()) ++nAdditionalArgs;
-        if (sPwd.getLength()) ++nAdditionalArgs;
+        if (!sUser.isEmpty()) ++nAdditionalArgs;
+        if (!sPwd.isEmpty()) ++nAdditionalArgs;
 
         Sequence< PropertyValue > aUserPwd(nAdditionalArgs);
         sal_Int32 nArgPos = 0;
@@ -682,7 +682,7 @@ Reference< XConnection > ODatabaseSource::buildLowLevelConnection(const ::rtl::O
             aUserPwd[ nArgPos ].Value <<= sUser;
             ++nArgPos;
         }
-        if (sPwd.getLength())
+        if (!sPwd.isEmpty())
         {
             aUserPwd[ nArgPos ].Name = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("password"));
             aUserPwd[ nArgPos ].Value <<= sPwd;
@@ -832,7 +832,7 @@ sal_Bool ODatabaseSource::convertFastPropertyValue(Any & rConvertedValue, Any &
                 const PropertyValue* checkName = aValues.getConstArray();
                 for ( ;checkName != valueEnd; ++checkName )
                 {
-                    if ( !checkName->Name.getLength() )
+                    if ( checkName->Name.isEmpty() )
                         throw IllegalArgumentException();
                 }
 
@@ -1121,7 +1121,7 @@ Reference< XConnection > SAL_CALL ODatabaseSource::connectWithCompletion( const
     ::rtl::OUString sUser(m_pImpl->m_sUser), sPassword(m_pImpl->m_aPassword);
     sal_Bool bNewPasswordGiven = sal_False;
 
-    if (m_pImpl->m_bPasswordRequired && (0 == sPassword.getLength()))
+    if (m_pImpl->m_bPasswordRequired && sPassword.isEmpty())
     {   // we need a password, but don't have one yet.
         // -> ask the user
 
@@ -1142,7 +1142,7 @@ Reference< XConnection > SAL_CALL ODatabaseSource::connectWithCompletion( const
         aRequest.HasRealm = aRequest.HasAccount = sal_False;
         aRequest.HasUserName = aRequest.HasPassword = sal_True;
         aRequest.UserName = m_pImpl->m_sUser;
-        aRequest.Password = m_pImpl->m_sFailedPassword.getLength() ? m_pImpl->m_sFailedPassword : m_pImpl->m_aPassword;
+        aRequest.Password = m_pImpl->m_sFailedPassword.isEmpty() ?  m_pImpl->m_aPassword : m_pImpl->m_sFailedPassword;
         OInteractionRequest* pRequest = new OInteractionRequest(makeAny(aRequest));
         Reference< XInteractionRequest > xRequest(pRequest);
         // some knittings
@@ -1262,7 +1262,7 @@ Reference< XNameAccess > SAL_CALL ODatabaseSource::getQueryDefinitions( ) throw(
         {
             ::rtl::OUString sSupportService;
             aValue >>= sSupportService;
-            if ( sSupportService.getLength() )
+            if ( !sSupportService.isEmpty() )
             {
                 Sequence<Any> aArgs(1);
                 aArgs[0] <<= NamedValue(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("DataSource")),makeAny(xMy));
diff --git a/dbaccess/source/core/dataaccess/definitioncontainer.cxx b/dbaccess/source/core/dataaccess/definitioncontainer.cxx
index dcbe01c3172a..bf95e7cf18c1 100644
--- a/dbaccess/source/core/dataaccess/definitioncontainer.cxx
+++ b/dbaccess/source/core/dataaccess/definitioncontainer.cxx
@@ -200,7 +200,7 @@ void SAL_CALL ODefinitionContainer::removeByName( const ::rtl::OUString& _rName
     ResettableMutexGuard aGuard(m_aMutex);
 
     // check the arguments
-    if (!_rName.getLength())
+    if (_rName.isEmpty())
         throw IllegalArgumentException();
 
     if (!checkExistence(_rName))
@@ -573,7 +573,7 @@ void ODefinitionContainer::implReplace(const ::rtl::OUString& _rName, const Refe
 void ODefinitionContainer::approveNewObject(const ::rtl::OUString& _sName,const Reference< XContent >& _rxObject) const
 {
     // check the arguments
-    if ( !_sName.getLength() )
+    if ( _sName.isEmpty() )
         throw IllegalArgumentException(
             DBA_RES( RID_STR_NAME_MUST_NOT_BE_EMPTY ),
             *this,
diff --git a/dbaccess/source/core/dataaccess/documentcontainer.cxx b/dbaccess/source/core/dataaccess/documentcontainer.cxx
index 833c621fb084..e5c485e6d4e9 100644
--- a/dbaccess/source/core/dataaccess/documentcontainer.cxx
+++ b/dbaccess/source/core/dataaccess/documentcontainer.cxx
@@ -225,7 +225,7 @@ Reference< XInterface > SAL_CALL ODocumentContainer::createInstanceWithArguments
         const Sequence< PropertyValue > aCreationArgs( aArgs.getPropertyValues() );
 
         const ODefinitionContainer_Impl& rDefinitions( getDefinitions() );
-        sal_Bool bNew = ( 0 == sPersistentName.getLength() );
+        sal_Bool bNew = sPersistentName.isEmpty();
         if ( bNew )
         {
             const static ::rtl::OUString sBaseName(RTL_CONSTASCII_USTRINGPARAM("Obj"));
@@ -236,7 +236,7 @@ Reference< XInterface > SAL_CALL ODocumentContainer::createInstanceWithArguments
             if ( xElements.is() )
                 sPersistentName = ::dbtools::createUniqueName(xElements,sPersistentName);
 
-            const bool bNeedClassID = ( aClassID.getLength() == 0 ) && ( 0 == sURL.getLength() );
+            const bool bNeedClassID = (0 == aClassID.getLength()) && sURL.isEmpty() ;
             if ( xCopyFrom.is() )
             {
                 Sequence<Any> aIni(2);
@@ -259,9 +259,9 @@ Reference< XInterface > SAL_CALL ODocumentContainer::createInstanceWithArguments
             {
                 if ( bNeedClassID )
                 {
-                    if ( sMediaType.getLength() )
+                    if ( !sMediaType.isEmpty() )
                         ODocumentDefinition::GetDocumentServiceFromMediaType( sMediaType, m_aContext, aClassID );
-                    else if ( sDocServiceName.getLength() )
+                    else if ( !sDocServiceName.isEmpty() )
                     {
                         ::comphelper::MimeConfigurationHelper aConfigHelper( m_aContext.getLegacyServiceFactory() );
                         const Sequence< NamedValue > aProps( aConfigHelper.GetObjectPropsByDocumentName( sDocServiceName ) );
@@ -298,7 +298,7 @@ Reference< XInterface > SAL_CALL ODocumentContainer::createInstanceWithArguments
         }
         xContent = pDocDef.get();
 
-        if ( sURL.getLength() )
+        if ( !sURL.isEmpty() )
         {
             Sequence<Any> aIni(2);
             aIni[0] <<= sURL;
@@ -331,7 +331,7 @@ Reference< XInterface > SAL_CALL ODocumentContainer::createInstanceWithArguments
                 xCopyFrom.set(aValue.Value,UNO_QUERY);
             }
         }
-        OSL_ENSURE(sName.getLength(),"Invalid name for a document container!");
+        OSL_ENSURE(!sName.isEmpty(),"Invalid name for a document container!");
         const ODefinitionContainer_Impl& rDefinitions( getDefinitions() );
         ODefinitionContainer_Impl::const_iterator aFind = rDefinitions.find( sName );
         TContentPtr pElementImpl;
@@ -622,7 +622,7 @@ void SAL_CALL ODocumentContainer::insertByHierarchicalName( const ::rtl::OUStrin
 
 void SAL_CALL ODocumentContainer::removeByHierarchicalName( const ::rtl::OUString& _sName ) throw (NoSuchElementException, WrappedTargetException, RuntimeException)
 {
-    if ( !_sName.getLength() )
+    if ( _sName.isEmpty() )
         throw NoSuchElementException(_sName,*this);
 
     ClearableMutexGuard aGuard(m_aMutex);
@@ -731,7 +731,7 @@ void SAL_CALL ODocumentContainer::removeByName( const ::rtl::OUString& _rName )
     ResettableMutexGuard aGuard(m_aMutex);
 
     // check the arguments
-    if (!_rName.getLength())
+    if (_rName.isEmpty())
         throw IllegalArgumentException();
 
     if (!checkExistence(_rName))
diff --git a/dbaccess/source/core/dataaccess/documentdefinition.cxx b/dbaccess/source/core/dataaccess/documentdefinition.cxx
index 9321f61ed0e2..5fafb3df4d0d 100644
--- a/dbaccess/source/core/dataaccess/documentdefinition.cxx
+++ b/dbaccess/source/core/dataaccess/documentdefinition.cxx
@@ -397,7 +397,7 @@ namespace dbaccess
         ::comphelper::MimeConfigurationHelper aConfigHelper( _rContext.getLegacyServiceFactory() );
         sResult = aConfigHelper.GetDocServiceNameFromMediaType( _rMediaType );
         _rClassId = aConfigHelper.GetSequenceClassIDRepresentation(aConfigHelper.GetExplicitlyRegisteredObjClassID( _rMediaType ));
-        if ( !_rClassId.getLength() && sResult.getLength() )
+        if ( !_rClassId.getLength() && !sResult.isEmpty() )
         {
             Reference< XNameAccess > xObjConfig = aConfigHelper.GetObjConfiguration();
             if ( xObjConfig.is() )
@@ -544,7 +544,7 @@ void SAL_CALL ODocumentDefinition::getFastPropertyValue( Any& o_rValue, sal_Int3
     if ( i_nHandle == PROPERTY_ID_PERSISTENT_PATH )
     {
         ::rtl::OUString sPersistentPath;
-        if ( m_pImpl->m_aProps.sPersistentName.getLength() )
+        if ( !m_pImpl->m_aProps.sPersistentName.isEmpty() )
         {
             ::rtl::OUStringBuffer aBuffer;
             aBuffer.append( ODatabaseModelImpl::getObjectContainerStorageName( m_bForm ? ODatabaseModelImpl::E_FORM : ODatabaseModelImpl::E_REPORT ) );
@@ -936,9 +936,9 @@ Any ODocumentDefinition::onCommandOpenSomething( const Any& _rOpenArgument, cons
         OSL_FAIL( "unreachable" );
       }
 
-    OSL_ENSURE( m_pImpl->m_aProps.sPersistentName.getLength(),
+    OSL_ENSURE( !m_pImpl->m_aProps.sPersistentName.isEmpty(),
         "ODocumentDefinition::onCommandOpenSomething: no persistent name - cannot load!" );
-    if ( !m_pImpl->m_aProps.sPersistentName.getLength() )
+    if ( m_pImpl->m_aProps.sPersistentName.isEmpty() )
         return Any();
 
     // embedded objects themself do not support the hidden flag. We implement support for
@@ -1204,7 +1204,7 @@ void ODocumentDefinition::onCommandInsert( const ::rtl::OUString& _sURL, const R
     osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex );
 
     // Check, if all required properties were set.
-    if ( !_sURL.getLength() || m_xEmbeddedObject.is() )
+    if ( _sURL.isEmpty() || m_xEmbeddedObject.is() )
     {
         OSL_FAIL( "Content::onCommandInsert - property value missing!" );
 
@@ -1275,7 +1275,7 @@ sal_Bool ODocumentDefinition::save(sal_Bool _bApprove)
             Reference<XNameAccess> xName(m_xParentContainer,UNO_QUERY);
             DocumentSaveRequest aRequest;
             aRequest.Name = m_pImpl->m_aProps.aTitle;
-            if ( !aRequest.Name.getLength() )
+            if ( aRequest.Name.isEmpty() )
             {
                 if ( m_bForm )
                     aRequest.Name = DBACORE_RESSTRING( RID_STR_FORM );
@@ -1291,7 +1291,7 @@ sal_Bool ODocumentDefinition::save(sal_Bool _bApprove)
             // two continuations allowed: OK and Cancel
             ODocumentSaveContinuation* pDocuSave = NULL;
 
-            if ( !m_pImpl->m_aProps.aTitle.getLength() )
+            if ( m_pImpl->m_aProps.aTitle.isEmpty() )
             {
                 pDocuSave = new ODocumentSaveContinuation;
                 pRequest->addContinuation(pDocuSave);
@@ -1356,7 +1356,7 @@ sal_Bool ODocumentDefinition::saveAs()
 
     {
         osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex );
-        if ( !m_pImpl->m_aProps.aTitle.getLength() )
+        if ( m_pImpl->m_aProps.aTitle.isEmpty() )
         {
             aGuard.clear();
             return save(sal_False); // (sal_False) : we don't want an approve dialog
@@ -1612,7 +1612,7 @@ Sequence< PropertyValue > ODocumentDefinition::fillLoadArgs( const Reference< XC
         aMediaDesc.put( "ComponentData", aComponentData.getPropertyValues() );
     }
 
-    if ( m_pImpl->m_aProps.aTitle.getLength() )
+    if ( !m_pImpl->m_aProps.aTitle.isEmpty() )
         aMediaDesc.put( "DocumentTitle", m_pImpl->m_aProps.aTitle );
 
     aMediaDesc.put( "DocumentBaseURL", m_pImpl->m_pDataSource->getURL() );
@@ -2129,7 +2129,7 @@ void ODocumentDefinition::updateDocumentTitle()
     ::rtl::OUString sName = m_pImpl->m_aProps.aTitle;
     if ( m_pImpl->m_pDataSource )
     {
-        if ( !sName.getLength() )
+        if ( sName.isEmpty() )
         {
             if ( m_bForm )
                 sName = DBACORE_RESSTRING( RID_STR_FORM );
diff --git a/dbaccess/source/core/dataaccess/documenteventexecutor.cxx b/dbaccess/source/core/dataaccess/documenteventexecutor.cxx
index e1f89828d291..9d5420f1b8cd 100644
--- a/dbaccess/source/core/dataaccess/documenteventexecutor.cxx
+++ b/dbaccess/source/core/dataaccess/documenteventexecutor.cxx
@@ -194,7 +194,7 @@ namespace dbaccess
                 (   sEventType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Script" ) )
                 ||  sEventType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Service" ) )
                 );
-            bool bNonEmptyScript = sScript.getLength() != 0;
+            bool bNonEmptyScript = !sScript.isEmpty();
 
             OSL_ENSURE( bDispatchScriptURL && bNonEmptyScript,
                 "DocumentEventExecutor::documentEventOccurred: invalid/unsupported script descriptor" );
diff --git a/dbaccess/source/core/dataaccess/documentevents.cxx b/dbaccess/source/core/dataaccess/documentevents.cxx
index ebfef4b104e9..5b29c962e2f8 100644
--- a/dbaccess/source/core/dataaccess/documentevents.cxx
+++ b/dbaccess/source/core/dataaccess/documentevents.cxx
@@ -183,15 +183,15 @@ namespace dbaccess
         if ( aCheck.has( "EventType" ) )
         {
             ::rtl::OUString sEventType = aCheck.getOrDefault( "EventType", ::rtl::OUString() );
-            OSL_ENSURE( sEventType.getLength(), "DocumentEvents::replaceByName: doing a reset via an empty EventType is weird!" );
-            if ( !sEventType.getLength() )
+            OSL_ENSURE( !sEventType.isEmpty(), "DocumentEvents::replaceByName: doing a reset via an empty EventType is weird!" );
+            if ( sEventType.isEmpty() )
                 aEventDescriptor.realloc( 0 );
         }
         if ( aCheck.has( "Script" ) )
         {
             ::rtl::OUString sScript = aCheck.getOrDefault( "Script", ::rtl::OUString() );
-            OSL_ENSURE( sScript.getLength(), "DocumentEvents::replaceByName: doing a reset via an empty Script is weird!" );
-            if ( !sScript.getLength() )
+            OSL_ENSURE( !sScript.isEmpty(), "DocumentEvents::replaceByName: doing a reset via an empty Script is weird!" );
+            if ( sScript.isEmpty() )
                 aEventDescriptor.realloc( 0 );
         }
 
diff --git a/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx b/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx
index a2434383add9..2aa89b6f07a2 100644
--- a/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx
+++ b/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx
@@ -152,7 +152,7 @@ rtl::OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex )
     if ( (size_t)nIndex < m_pImpl->m_aResults.size() )
     {
         rtl::OUString aId = m_pImpl->m_aResults[ nIndex ]->aId;
-        if ( aId.getLength() )
+        if ( !aId.isEmpty() )
         {
             // Already cached.
             return aId;
@@ -164,7 +164,7 @@ rtl::OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex )
         rtl::OUString aId
             = m_pImpl->m_xContent->getIdentifier()->getContentIdentifier();
 
-        if ( aId.getLength() )
+        if ( !aId.isEmpty() )
             aId += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/"));
 
         aId += m_pImpl->m_aResults[ nIndex ]->rData.aTitle;
@@ -191,7 +191,7 @@ DataSupplier::queryContentIdentifier( sal_uInt32 nIndex )
     }
 
     rtl::OUString aId = queryContentIdentifierString( nIndex );
-    if ( aId.getLength() )
+    if ( !aId.isEmpty() )
     {
         Reference< XContentIdentifier > xId = new ::ucbhelper::ContentIdentifier( aId );
         m_pImpl->m_aResults[ nIndex ]->xId = xId;
diff --git a/dbaccess/source/core/inc/composertools.hxx b/dbaccess/source/core/inc/composertools.hxx
index eaaba4cdd26b..aed35ec5e661 100644
--- a/dbaccess/source/core/inc/composertools.hxx
+++ b/dbaccess/source/core/inc/composertools.hxx
@@ -91,7 +91,7 @@ namespace dbaccess
             #ifdef DBG_UTIL
             OSL_ENSURE( !m_bUsed, "FilterCreator::append: already used up!" );
             #endif
-            if ( lhs.getLength() )
+            if ( !lhs.isEmpty() )
             {
                 if ( m_aBuffer.getLength() )
                     appendNonEmptyToNonEmpty( lhs );
diff --git a/dbaccess/source/core/misc/DatabaseDataProvider.cxx b/dbaccess/source/core/misc/DatabaseDataProvider.cxx
index 4489044cf657..ba4e2e0885f1 100644
--- a/dbaccess/source/core/misc/DatabaseDataProvider.cxx
+++ b/dbaccess/source/core/misc/DatabaseDataProvider.cxx
@@ -227,7 +227,7 @@ uno::Reference< chart2::data::XDataSource > SAL_CALL DatabaseDataProvider::creat
             aArgs.getOrDefault( "ColumnDescriptions", uno::Sequence< ::rtl::OUString >() );
 
         bool bRet = false;
-        if ( m_Command.getLength() != 0 && m_xActiveConnection.is() )
+        if ( !m_Command.isEmpty() && m_xActiveConnection.is() )
         {
             try
             {
@@ -713,7 +713,7 @@ void DatabaseDataProvider::impl_fillInternalDataProvider_throw(sal_Bool _bHasCat
         sal_Int32 nLastNonEmptyColName = aImposedColumnNames.getLength() - 1;
         for ( ; nLastNonEmptyColName >= 0; --nLastNonEmptyColName )
         {
-            if ( aImposedColumnNames[ nLastNonEmptyColName ].getLength() != 0 )
+            if ( !aImposedColumnNames[ nLastNonEmptyColName ].isEmpty() )
                 break;
         }
         aImposedColumnNames.realloc( nLastNonEmptyColName + 1 );
@@ -722,7 +722,7 @@ void DatabaseDataProvider::impl_fillInternalDataProvider_throw(sal_Bool _bHasCat
         // column. This, this results in a ColumnDescriptions array like <"", "col2", "col3">, where you'd expect
         // <"col1", "col2", "col3">.
         // Fix this with some heuristics:
-        if ( ( aImposedColumnNames.getLength() > 0 ) && ( aImposedColumnNames[0].getLength() == 0 ) )
+        if ( ( aImposedColumnNames.getLength() > 0 ) && ( !aImposedColumnNames[0].isEmpty() ) )
         {
             const sal_Int32 nAssumedRowSetColumnIndex = _bHasCategories ? 1 : 0;
             if ( nAssumedRowSetColumnIndex < aRowSetColumnNames.getLength() )
diff --git a/dbaccess/source/core/misc/dsntypes.cxx b/dbaccess/source/core/misc/dsntypes.cxx
index ec1041bdabf2..a17214b471ee 100644
--- a/dbaccess/source/core/misc/dsntypes.cxx
+++ b/dbaccess/source/core/misc/dsntypes.cxx
@@ -198,7 +198,7 @@ String ODsnTypeCollection::getDatasourcePrefixFromMediaType(const ::rtl::OUStrin
                 sURL = *pIter;
                 break;
             }
-            if ( !sFileExtension.getLength() && _sExtension.getLength() )
+            if ( sFileExtension.isEmpty() && !_sExtension.isEmpty() )
                 sFallbackURL = *pIter;
         }
     }
@@ -329,11 +329,11 @@ bool ODsnTypeCollection::isEmbeddedDatabase( const ::rtl::OUString& _sURL ) cons
             static const ::rtl::OUString s_sValue(RTL_CONSTASCII_USTRINGPARAM("EmbeddedDatabases/DefaultEmbeddedDatabase/Value"));
 
             aInstalled.getNodeValue(s_sValue) >>= sEmbeddedDatabaseURL;
-            if ( sEmbeddedDatabaseURL.getLength() )
+            if ( !sEmbeddedDatabaseURL.isEmpty() )
                 aInstalled.getNodeValue(s_sValue + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")) + sEmbeddedDatabaseURL + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/URL"))) >>= sEmbeddedDatabaseURL;
         }
     }
-    if ( !sEmbeddedDatabaseURL.getLength() )
+    if ( sEmbeddedDatabaseURL.isEmpty() )
         sEmbeddedDatabaseURL = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("sdbc:embedded:hsqldb"));
     return sEmbeddedDatabaseURL;
 }
diff --git a/dbaccess/source/core/misc/sdbcoretools.cxx b/dbaccess/source/core/misc/sdbcoretools.cxx
index 6d8725420bdb..2c3786251ea2 100644
--- a/dbaccess/source/core/misc/sdbcoretools.cxx
+++ b/dbaccess/source/core/misc/sdbcoretools.cxx
@@ -114,7 +114,7 @@ namespace dbaccess
             DBG_UNHANDLED_EXCEPTION();
         }
 
-        if ( !sDisplayMessage.getLength() )
+        if ( sDisplayMessage.isEmpty() )
         {
             Exception aExcept;
             _rError >>= aExcept;
diff --git a/dbaccess/source/core/recovery/dbdocrecovery.cxx b/dbaccess/source/core/recovery/dbdocrecovery.cxx
index 099af9815eed..965c2f88d768 100644
--- a/dbaccess/source/core/recovery/dbdocrecovery.cxx
+++ b/dbaccess/source/core/recovery/dbdocrecovery.cxx
@@ -218,7 +218,7 @@ namespace dbaccess
                 ::rtl::OUString sLine = xTextInput->readLine();
                 lcl_stripTrailingLineFeed( sLine );
 
-                if ( sLine.getLength() == 0 )
+                if ( sLine.isEmpty() )
                     continue;
 
                 if ( lcl_isSectionStart( sLine, sCurrentSection ) )
diff --git a/dbaccess/source/core/recovery/settingsimport.cxx b/dbaccess/source/core/recovery/settingsimport.cxx
index 432fdf2274f2..fd46b17f5bc6 100644
--- a/dbaccess/source/core/recovery/settingsimport.cxx
+++ b/dbaccess/source/core/recovery/settingsimport.cxx
@@ -194,7 +194,7 @@ namespace dbaccess
         SettingsImport::endElement();
 
         const ::rtl::OUString sItemName( getItemName() );
-        ENSURE_OR_RETURN_VOID( sItemName.getLength(), "no item name -> no item value" );
+        ENSURE_OR_RETURN_VOID( !sItemName.isEmpty(), "no item name -> no item value" );
         Any aValue;
         getItemValue( aValue );
         m_rSettings.put( sItemName, aValue );
@@ -210,7 +210,7 @@ namespace dbaccess
         const ::rtl::OUString sValue = aCharacters.makeStringAndClear();
 
         const ::rtl::OUString& rItemType( getItemType() );
-        ENSURE_OR_RETURN_VOID( rItemType.getLength(), "no item type -> no item value" );
+        ENSURE_OR_RETURN_VOID( !rItemType.isEmpty(), "no item type -> no item value" );
 
         if ( ::xmloff::token::IsXMLToken( rItemType, ::xmloff::token::XML_INT ) )
         {
diff --git a/dbaccess/source/core/recovery/subcomponentrecovery.cxx b/dbaccess/source/core/recovery/subcomponentrecovery.cxx
index fab129557134..0f0519510326 100644
--- a/dbaccess/source/core/recovery/subcomponentrecovery.cxx
+++ b/dbaccess/source/core/recovery/subcomponentrecovery.cxx
@@ -585,7 +585,7 @@ namespace dbaccess
         // load/create the sub component hidden. We'll show it when the main app window is shown.
         aLoadArgs.put( "Hidden", true );
 
-        if ( i_rComponentName.getLength() )
+        if ( !i_rComponentName.isEmpty() )
         {
             xDocDefinition = lcl_getSubComponentDef_nothrow( m_xDocumentUI, m_eType, i_rComponentName );
             xSubComponent.set( m_xDocumentUI->loadComponentWithArguments(
@@ -646,7 +646,7 @@ namespace dbaccess
         aLoadArgs.put( "CurrentQueryDesign", aCurrentQueryDesign );
         aLoadArgs.put( "Hidden", true );
 
-        if ( i_rComponentName.getLength() )
+        if ( !i_rComponentName.isEmpty() )
         {
             xSubComponent.set( m_xDocumentUI->loadComponentWithArguments(
                     m_eType,
diff --git a/dbaccess/source/ext/adabas/Acomponentmodule.cxx b/dbaccess/source/ext/adabas/Acomponentmodule.cxx
index 6f153937fe2f..f139b02a4215 100644
--- a/dbaccess/source/ext/adabas/Acomponentmodule.cxx
+++ b/dbaccess/source/ext/adabas/Acomponentmodule.cxx
@@ -244,7 +244,7 @@ namespace COMPMOD_NAMESPACE
         const Reference< XMultiServiceFactory >& _rxServiceManager)
     {
         OSL_ENSURE(_rxServiceManager.is(), "OModule::getComponentFactory : invalid argument (service manager) !");
-        OSL_ENSURE(_rImplementationName.getLength(), "OModule::getComponentFactory : invalid argument (implementation name) !");
+        OSL_ENSURE(!_rImplementationName.isEmpty(), "OModule::getComponentFactory : invalid argument (implementation name) !");
 
         if (!s_pImplementationNames)
         {
diff --git a/dbaccess/source/ext/macromigration/docinteraction.cxx b/dbaccess/source/ext/macromigration/docinteraction.cxx
index 021c23b65373..25940ac8c389 100644
--- a/dbaccess/source/ext/macromigration/docinteraction.cxx
+++ b/dbaccess/source/ext/macromigration/docinteraction.cxx
@@ -105,7 +105,7 @@ namespace dbmm
         DocumentPasswordRequest aRequest(
             ::rtl::OUString(), NULL,
             InteractionClassification_QUERY,
-            _io_rPassword.getLength() ? PasswordRequestMode_PASSWORD_REENTER : PasswordRequestMode_PASSWORD_ENTER,
+            _io_rPassword.isEmpty() ? PasswordRequestMode_PASSWORD_ENTER : PasswordRequestMode_PASSWORD_REENTER,
             _rDocumentName
         );
 
diff --git a/dbaccess/source/ext/macromigration/migrationengine.cxx b/dbaccess/source/ext/macromigration/migrationengine.cxx
index d2977ee4751d..54be4c4c3f74 100644
--- a/dbaccess/source/ext/macromigration/migrationengine.cxx
+++ b/dbaccess/source/ext/macromigration/migrationengine.cxx
@@ -1069,8 +1069,8 @@ namespace dbmm
             SubDocuments& _out_rDocs, const SubDocumentType _eType, size_t& _io_counter )
         {
             const ::rtl::OUString sHierarhicalBase(
-                _rContainerLoc.getLength()  ?   ::rtl::OUStringBuffer( _rContainerLoc ).appendAscii( "/" ).makeStringAndClear()
-                                            :   ::rtl::OUString() );
+                _rContainerLoc.isEmpty() ? ::rtl::OUString() :
+                                           ::rtl::OUStringBuffer( _rContainerLoc ).appendAscii( "/" ).makeStringAndClear());
 
             Sequence< ::rtl::OUString > aElementNames( _rxContainer->getElementNames() );
             for (   const ::rtl::OUString* elementName = aElementNames.getConstArray();
@@ -1625,8 +1625,8 @@ namespace dbmm
     bool MigrationEngine_Impl::impl_adjustScriptLibrary_nothrow( const ::rtl::OUString& _rScriptType,
             ::rtl::OUString& _inout_rScriptCode ) const
     {
-        OSL_PRECOND( _inout_rScriptCode.getLength(), "MigrationEngine_Impl::impl_adjustScriptLibrary_nothrow: invalid script!" );
-        if ( !_inout_rScriptCode.getLength() )
+        OSL_PRECOND( !_inout_rScriptCode.isEmpty(), "MigrationEngine_Impl::impl_adjustScriptLibrary_nothrow: invalid script!" );
+        if ( _inout_rScriptCode.isEmpty() )
             return false;
 
         bool bSuccess = false;
@@ -1634,7 +1634,7 @@ namespace dbmm
         try
         {
             if  (   !_rScriptType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Script" ) )
-                ||  !_rScriptType.getLength()
+                ||  _rScriptType.isEmpty()
                 )
             {
                 OSL_FAIL(
@@ -1724,7 +1724,7 @@ namespace dbmm
     //--------------------------------------------------------------------
     bool MigrationEngine_Impl::impl_adjustScriptLibrary_nothrow( ScriptEventDescriptor& _inout_rScriptEvent ) const
     {
-        if ( _inout_rScriptEvent.ScriptType.getLength() && _inout_rScriptEvent.ScriptCode.getLength() )
+        if ( !(_inout_rScriptEvent.ScriptType.isEmpty() || _inout_rScriptEvent.ScriptCode.isEmpty()) )
             return impl_adjustScriptLibrary_nothrow( _inout_rScriptEvent.ScriptType, _inout_rScriptEvent.ScriptCode );
         return false;
     }
@@ -1749,7 +1749,7 @@ namespace dbmm
             ) );
         }
 
-        if ( sScriptType.getLength() && sScript.getLength() )
+        if ( !(sScriptType.isEmpty() || sScript.isEmpty()) )
             if ( !impl_adjustScriptLibrary_nothrow( sScriptType, sScript ) )
                 return false;
 
diff --git a/dbaccess/source/ext/macromigration/migrationerror.hxx b/dbaccess/source/ext/macromigration/migrationerror.hxx
index aee93d10bdc6..9b7440a4aae7 100644
--- a/dbaccess/source/ext/macromigration/migrationerror.hxx
+++ b/dbaccess/source/ext/macromigration/migrationerror.hxx
@@ -160,9 +160,9 @@ namespace dbmm
                     const ::rtl::OUString& _rDetail3 = ::rtl::OUString()
                 )
         {
-            if ( _rDetail1.getLength() ) aErrorDetails.push_back( _rDetail1 );
-            if ( _rDetail2.getLength() ) aErrorDetails.push_back( _rDetail2 );
-            if ( _rDetail3.getLength() ) aErrorDetails.push_back( _rDetail3 );
+            if ( !_rDetail1.isEmpty() ) aErrorDetails.push_back( _rDetail1 );
+            if ( !_rDetail2.isEmpty() ) aErrorDetails.push_back( _rDetail2 );
+            if ( !_rDetail3.isEmpty() ) aErrorDetails.push_back( _rDetail3 );
         }
     };
 
diff --git a/dbaccess/source/ext/macromigration/migrationlog.cxx b/dbaccess/source/ext/macromigration/migrationlog.cxx
index db39028f399d..38ded5ae0d80 100644
--- a/dbaccess/source/ext/macromigration/migrationlog.cxx
+++ b/dbaccess/source/ext/macromigration/migrationlog.cxx
@@ -442,7 +442,7 @@ namespace dbmm
     {
         ::rtl::OUStringBuffer aBuffer;
 
-        if ( m_pData->sBackupLocation.getLength() )
+        if ( !m_pData->sBackupLocation.isEmpty() )
         {
             String sBackedUp( MacroMigrationResId( STR_SAVED_COPY_TO ) );
             sBackedUp.SearchAndReplaceAllAscii( "$location$", m_pData->sBackupLocation );
diff --git a/dbaccess/source/filter/xml/dbloader2.cxx b/dbaccess/source/filter/xml/dbloader2.cxx
index 4739d3650e89..e03e9c0b75d0 100644
--- a/dbaccess/source/filter/xml/dbloader2.cxx
+++ b/dbaccess/source/filter/xml/dbloader2.cxx
@@ -154,8 +154,8 @@ DBTypeDetection::DBTypeDetection(const Reference< XMultiServiceFactory >& _rxFac
         {
             ::rtl::OUString sSalvagedURL( aMedia.getOrDefault( "SalvagedFile", ::rtl::OUString() ) );
 
-            ::rtl::OUString sFileLocation( sSalvagedURL.getLength() ? sSalvagedURL : sURL );
-            if ( sFileLocation.getLength() )
+            ::rtl::OUString sFileLocation( sSalvagedURL.isEmpty() ? sURL : sSalvagedURL );
+            if ( !sFileLocation.isEmpty() )
             {
                 xStorageProperties.set( ::comphelper::OStorageHelper::GetStorageFromURL(
                     sFileLocation, ElementModes::READ, m_aContext.getLegacyServiceFactory() ), UNO_QUERY );
@@ -521,7 +521,7 @@ void SAL_CALL DBContentLoader::load(const Reference< XFrame > & rFrame, const ::
         // If it already *does* have an URL, then it was either passed in the arguments, or a previous incarnation
         // of that model existed before (which can happen if a model is closed, but an associated DataSource is kept
         // alive 'til loading the document again).
-        bool bNeedLoad = ( xModel->getURL().getLength() == 0 );
+        bool bNeedLoad = ( xModel->getURL().isEmpty() );
         try
         {
             aMediaDesc.put( "FileName", _rURL );
diff --git a/dbaccess/source/filter/xml/xmlAutoStyle.cxx b/dbaccess/source/filter/xml/xmlAutoStyle.cxx
index 917940eff256..b42937180b9d 100644
--- a/dbaccess/source/filter/xml/xmlAutoStyle.cxx
+++ b/dbaccess/source/filter/xml/xmlAutoStyle.cxx
@@ -62,7 +62,7 @@ void OXMLAutoStylePoolP::exportStyleAttributes(
                     if ( i->maValue >>= nNumberFormat )
                     {
                         rtl::OUString sAttrValue = rODBExport.getDataStyleName(nNumberFormat);
-                        if ( sAttrValue.getLength() )
+                        if ( !sAttrValue.isEmpty() )
                         {
                             GetExport().AddAttribute(
                                 aPropMapper->GetEntryNameSpace(i->mnIndex),
diff --git a/dbaccess/source/filter/xml/xmlColumn.cxx b/dbaccess/source/filter/xml/xmlColumn.cxx
index 81e15ddf8073..8916e2f205d3 100644
--- a/dbaccess/source/filter/xml/xmlColumn.cxx
+++ b/dbaccess/source/filter/xml/xmlColumn.cxx
@@ -94,10 +94,10 @@ OXMLColumn::OXMLColumn( ODBFilter& rImport
                 break;
             case XML_TOK_COLUMN_TYPE_NAME:
                 sType = sValue;
-                OSL_ENSURE(sType.getLength(),"No type name set");
+                OSL_ENSURE(!sType.isEmpty(),"No type name set");
                 break;
             case XML_TOK_COLUMN_DEFAULT_VALUE:
-                if ( sValue.getLength() && sType.getLength() )
+                if ( !(sValue.isEmpty() || sType.isEmpty()) )
                     m_aDefaultValue <<= sValue;
                 break;
             case XML_TOK_COLUMN_VISIBLE:
@@ -120,14 +120,14 @@ OXMLColumn::~OXMLColumn()
 void OXMLColumn::EndElement()
 {
     Reference<XDataDescriptorFactory> xFac(m_xParentContainer,UNO_QUERY);
-    if ( xFac.is() && m_sName.getLength() )
+    if ( xFac.is() && !m_sName.isEmpty() )
     {
         Reference<XPropertySet> xProp(xFac->createDataDescriptor());
         if ( xProp.is() )
         {
             xProp->setPropertyValue(PROPERTY_NAME,makeAny(m_sName));
             xProp->setPropertyValue(PROPERTY_HIDDEN,makeAny(m_bHidden));
-            if ( m_sHelpMessage.getLength() )
+            if ( !m_sHelpMessage.isEmpty() )
                 xProp->setPropertyValue(PROPERTY_HELPTEXT,makeAny(m_sHelpMessage));
 
             if ( m_aDefaultValue.hasValue() )
@@ -138,7 +138,7 @@ void OXMLColumn::EndElement()
                 xAppend->appendByDescriptor(xProp);
             m_xParentContainer->getByName(m_sName) >>= xProp;
 
-            if ( m_sStyleName.getLength() )
+            if ( !m_sStyleName.isEmpty() )
             {
                 const SvXMLStylesContext* pAutoStyles = GetOwnImport().GetAutoStyles();
                 if ( pAutoStyles )
@@ -150,7 +150,7 @@ void OXMLColumn::EndElement()
                     }
                 }
             }
-            if ( m_sCellStyleName.getLength() )
+            if ( !m_sCellStyleName.isEmpty() )
             {
                 const SvXMLStylesContext* pAutoStyles = GetOwnImport().GetAutoStyles();
                 if ( pAutoStyles )
@@ -167,7 +167,7 @@ void OXMLColumn::EndElement()
 
         }
     }
-    else if ( m_sCellStyleName.getLength() )
+    else if ( !m_sCellStyleName.isEmpty() )
     {
         const SvXMLStylesContext* pAutoStyles = GetOwnImport().GetAutoStyles();
         if ( pAutoStyles )
diff --git a/dbaccess/source/filter/xml/xmlComponent.cxx b/dbaccess/source/filter/xml/xmlComponent.cxx
index c5b10b9487db..290b43e01e5b 100644
--- a/dbaccess/source/filter/xml/xmlComponent.cxx
+++ b/dbaccess/source/filter/xml/xmlComponent.cxx
@@ -88,7 +88,7 @@ OXMLComponent::OXMLComponent( ODBFilter& rImport
                 break;
         }
     }
-    if ( m_sHREF.getLength() && m_sName.getLength() && _xParentContainer.is() )
+    if ( !m_sHREF.isEmpty() && !m_sName.isEmpty() && _xParentContainer.is() )
     {
         Sequence< Any > aArguments(3);
         PropertyValue aValue;
diff --git a/dbaccess/source/filter/xml/xmlConnectionResource.cxx b/dbaccess/source/filter/xml/xmlConnectionResource.cxx
index b8a2de4fd0a3..df19b2cdcb32 100644
--- a/dbaccess/source/filter/xml/xmlConnectionResource.cxx
+++ b/dbaccess/source/filter/xml/xmlConnectionResource.cxx
@@ -90,7 +90,7 @@ OXMLConnectionResource::OXMLConnectionResource( ODBFilter& rImport,
                 aProperty.Name = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Actuate"));
                 break;
         }
-        if ( aProperty.Name.getLength() )
+        if ( !aProperty.Name.isEmpty() )
         {
             if ( !aProperty.Value.hasValue() )
                 aProperty.Value <<= sValue;
diff --git a/dbaccess/source/filter/xml/xmlDataSource.cxx b/dbaccess/source/filter/xml/xmlDataSource.cxx
index ca47d81c00ac..c2130d19efec 100644
--- a/dbaccess/source/filter/xml/xmlDataSource.cxx
+++ b/dbaccess/source/filter/xml/xmlDataSource.cxx
@@ -168,7 +168,7 @@ OXMLDataSource::OXMLDataSource( ODBFilter& rImport,
                 aProperty.Name = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("JavaDriverClassPath"));
                 break;
         }
-        if ( aProperty.Name.getLength() )
+        if ( !aProperty.Name.isEmpty() )
         {
             if ( !aProperty.Value.hasValue() )
                 aProperty.Value <<= sValue;
diff --git a/dbaccess/source/filter/xml/xmlDataSourceInfo.cxx b/dbaccess/source/filter/xml/xmlDataSourceInfo.cxx
index 75855497edbd..8d31591c0778 100644
--- a/dbaccess/source/filter/xml/xmlDataSourceInfo.cxx
+++ b/dbaccess/source/filter/xml/xmlDataSourceInfo.cxx
@@ -102,7 +102,7 @@ OXMLDataSourceInfo::OXMLDataSourceInfo( ODBFilter& rImport
                 bFoundCharset = true;
                 break;
         }
-        if ( aProperty.Name.getLength() )
+        if ( !aProperty.Name.isEmpty() )
         {
             aProperty.Value <<= sValue;
             rImport.addInfo(aProperty);
diff --git a/dbaccess/source/filter/xml/xmlDataSourceSetting.cxx b/dbaccess/source/filter/xml/xmlDataSourceSetting.cxx
index dea6624625b0..bbe086fe87ec 100644
--- a/dbaccess/source/filter/xml/xmlDataSourceSetting.cxx
+++ b/dbaccess/source/filter/xml/xmlDataSourceSetting.cxx
@@ -138,7 +138,7 @@ SvXMLImportContext* OXMLDataSourceSetting::CreateChildContext(
 // -----------------------------------------------------------------------------
 void OXMLDataSourceSetting::EndElement()
 {
-    if ( m_aSetting.Name.getLength() )
+    if ( !m_aSetting.Name.isEmpty() )
     {
         if ( m_bIsList && m_aInfoSequence.getLength() )
             m_aSetting.Value <<= m_aInfoSequence;
diff --git a/dbaccess/source/filter/xml/xmlDatabase.cxx b/dbaccess/source/filter/xml/xmlDatabase.cxx
index 0fa088bf1b83..223c0becb548 100644
--- a/dbaccess/source/filter/xml/xmlDatabase.cxx
+++ b/dbaccess/source/filter/xml/xmlDatabase.cxx
@@ -86,7 +86,7 @@ SvXMLImportContext* OXMLDatabase::CreateChildContext(
                 ::rtl::OUString sService;
                 dbtools::getDataSourceSetting(GetOwnImport().getDataSource(),"Forms",aValue);
                 aValue >>= sService;
-                if ( !sService.getLength() )
+                if ( sService.isEmpty() )
                 {
                     Reference<XFormDocumentsSupplier> xSup(GetOwnImport().GetModel(),UNO_QUERY);
                     if ( xSup.is() )
@@ -101,7 +101,7 @@ SvXMLImportContext* OXMLDatabase::CreateChildContext(
                 ::rtl::OUString sService;
                 dbtools::getDataSourceSetting(GetOwnImport().getDataSource(),"Reports",aValue);
                 aValue >>= sService;
-                if ( !sService.getLength() )
+                if ( sService.isEmpty() )
                 {
                     Reference<XReportDocumentsSupplier> xSup(GetOwnImport().GetModel(),UNO_QUERY);
                     if ( xSup.is() )
@@ -116,7 +116,7 @@ SvXMLImportContext* OXMLDatabase::CreateChildContext(
                 ::rtl::OUString sService;
                 dbtools::getDataSourceSetting(GetOwnImport().getDataSource(),"CommandDefinitions",aValue);
                 aValue >>= sService;
-                if ( !sService.getLength() )
+                if ( sService.isEmpty() )
                 {
                     Reference<XQueryDefinitionsSupplier> xSup(GetOwnImport().getDataSource(),UNO_QUERY);
                     if ( xSup.is() )
diff --git a/dbaccess/source/filter/xml/xmlExport.cxx b/dbaccess/source/filter/xml/xmlExport.cxx
index 9da1a0e729d9..6c2903fb890b 100644
--- a/dbaccess/source/filter/xml/xmlExport.cxx
+++ b/dbaccess/source/filter/xml/xmlExport.cxx
@@ -472,7 +472,7 @@ void ODBExport::exportDataSource()
 
             aSettingsMap.insert(TSettingsMap::value_type(eToken,sValue));
         }
-        if ( bAutoIncrementEnabled && (aAutoIncrement.first.getLength() || aAutoIncrement.second.getLength()) )
+        if ( bAutoIncrementEnabled && !(aAutoIncrement.first.isEmpty() && aAutoIncrement.second.isEmpty()) )
             m_aAutoIncrement.reset( new TStringPair(aAutoIncrement));
         if ( aDelimiter.bUsed )
             m_aDelimiter.reset( new TDelimiter( aDelimiter ) );
@@ -585,7 +585,7 @@ void ODBExport::exportConnectionData()
                         OSL_VERIFY( xProp->getPropertyValue( PROPERTY_SETTINGS ) >>= xDataSourceSettings );
                         xDataSourceSettings->getPropertyValue( INFO_TEXTFILEEXTENSION ) >>= sExtension;
                     }
-                    if ( sExtension.getLength() )
+                    if ( !sExtension.isEmpty() )
                         AddAttribute(XML_NAMESPACE_DB,XML_EXTENSION,sExtension);
                 }
                 catch(const Exception&)
@@ -644,7 +644,7 @@ void ODBExport::exportConnectionData()
                             if ( xSettingsInfo->hasPropertyByName( sPropertyName ) )
                             {
                                 ::rtl::OUString sPropertyValue;
-                                if ( ( xDataSourceSettings->getPropertyValue( sPropertyName ) >>= sPropertyValue ) && sPropertyValue.getLength() )
+                                if ( ( xDataSourceSettings->getPropertyValue( sPropertyName ) >>= sPropertyValue ) && !sPropertyValue.isEmpty() )
                                     AddAttribute( XML_NAMESPACE_DB, XML_LOCAL_SOCKET, sPropertyValue );
 
                             }
@@ -760,7 +760,7 @@ void ODBExport::exportDataSourceSettings()
 // -----------------------------------------------------------------------------
 void ODBExport::exportCharSet()
 {
-    if ( m_sCharSet.getLength() )
+    if ( !m_sCharSet.isEmpty() )
     {
         AddAttribute(XML_NAMESPACE_DB, XML_ENCODING,m_sCharSet);
 
@@ -815,7 +815,7 @@ void ODBExport::exportLogin()
     Reference<XPropertySet> xProp(getDataSource());
     ::rtl::OUString sValue;
     xProp->getPropertyValue(PROPERTY_USER) >>= sValue;
-    sal_Bool bAddLogin = sValue.getLength() > 0;
+    sal_Bool bAddLogin = !sValue.isEmpty();
     if ( bAddLogin )
         AddAttribute(XML_NAMESPACE_DB, XML_USER_NAME,sValue);
     sal_Bool bValue = sal_False;
@@ -949,14 +949,14 @@ void ODBExport::exportTableName(XPropertySet* _xProp,sal_Bool _bUpdate)
 {
     ::rtl::OUString sValue;
     _xProp->getPropertyValue(_bUpdate ? PROPERTY_UPDATE_TABLENAME : PROPERTY_NAME) >>= sValue;
-    if ( sValue.getLength() )
+    if ( !sValue.isEmpty() )
     {
         AddAttribute(XML_NAMESPACE_DB, XML_NAME,sValue);
         _xProp->getPropertyValue(_bUpdate ? PROPERTY_UPDATE_SCHEMANAME : PROPERTY_SCHEMANAME) >>= sValue;
-        if ( sValue.getLength() )
+        if ( !sValue.isEmpty() )
             AddAttribute(XML_NAMESPACE_DB, XML_SCHEMA_NAME,sValue);
         _xProp->getPropertyValue(_bUpdate ? PROPERTY_UPDATE_CATALOGNAME : PROPERTY_CATALOGNAME) >>= sValue;
-        if ( sValue.getLength() )
+        if ( !sValue.isEmpty() )
             AddAttribute(XML_NAMESPACE_DB, XML_CATALOG_NAME,sValue);
 
         if ( _bUpdate )
@@ -973,7 +973,7 @@ void ODBExport::exportFilter(XPropertySet* _xProp
     OSL_PRECOND(!GetAttrList().getLength(),"Invalid attribute length!");
     ::rtl::OUString sCommand;
     _xProp->getPropertyValue(_sProp) >>= sCommand;
-    if ( sCommand.getLength() )
+    if ( !sCommand.isEmpty() )
     {
         AddAttribute(XML_NAMESPACE_DB, XML_COMMAND,sCommand);
         SvXMLElementExport aComponents(*this,XML_NAMESPACE_DB, _eStatementType, sal_True, sal_True);
@@ -1027,13 +1027,13 @@ void ODBExport::exportColumns(const Reference<XColumnsSupplier>& _xColSup)
                 Any aColumnDefault;
                 aColumnDefault = xProp->getPropertyValue(PROPERTY_CONTROLDEFAULT);
 
-                if ( bHidden || sValue.getLength() || aColumnDefault.hasValue() || pAtt->getLength() )
+                if ( bHidden || !sValue.isEmpty() || aColumnDefault.hasValue() || pAtt->getLength() )
                 {
                     AddAttribute(XML_NAMESPACE_DB, XML_NAME,*pIter);
                     if ( bHidden )
                         AddAttribute(XML_NAMESPACE_DB, XML_VISIBLE,XML_FALSE);
 
-                    if ( sValue.getLength() )
+                    if ( !sValue.isEmpty() )
                         AddAttribute(XML_NAMESPACE_DB, XML_HELP_MESSAGE,sValue);
 
                     if ( aColumnDefault.hasValue() )
@@ -1068,7 +1068,7 @@ void ODBExport::exportForms()
     ::rtl::OUString sService;
     dbtools::getDataSourceSetting(getDataSource(),"Forms",aValue);
     aValue >>= sService;
-    if ( !sService.getLength() )
+    if ( sService.isEmpty() )
     {
         Reference<XFormDocumentsSupplier> xSup(GetModel(),UNO_QUERY);
         if ( xSup.is() )
@@ -1089,7 +1089,7 @@ void ODBExport::exportReports()
     ::rtl::OUString sService;
     dbtools::getDataSourceSetting(getDataSource(),"Reports",aValue);
     aValue >>= sService;
-    if ( !sService.getLength() )
+    if ( sService.isEmpty() )
     {
         Reference<XReportDocumentsSupplier> xSup(GetModel(),UNO_QUERY);
         if ( xSup.is() )
@@ -1110,7 +1110,7 @@ void ODBExport::exportQueries(sal_Bool _bExportContext)
     ::rtl::OUString sService;
     dbtools::getDataSourceSetting(getDataSource(),"CommandDefinitions",aValue);
     aValue >>= sService;
-    if ( !sService.getLength() )
+    if ( sService.isEmpty() )
     {
         Reference<XQueryDefinitionsSupplier> xSup(getDataSource(),UNO_QUERY);
         if ( xSup.is() )
diff --git a/dbaccess/source/filter/xml/xmlFileBasedDatabase.cxx b/dbaccess/source/filter/xml/xmlFileBasedDatabase.cxx
index 18c7b0fd8dc0..c0c9fa2a07c7 100644
--- a/dbaccess/source/filter/xml/xmlFileBasedDatabase.cxx
+++ b/dbaccess/source/filter/xml/xmlFileBasedDatabase.cxx
@@ -87,7 +87,7 @@ OXMLFileBasedDatabase::OXMLFileBasedDatabase( ODBFilter& rImport,
                         sLocation = ::svt::OFileNotation( rImport.GetAbsoluteReference( sFileName ) ).get( ::svt::OFileNotation::N_SYSTEM );
                     }
 
-                    if ( sLocation.getLength() == 0 )
+                    if ( sLocation.isEmpty() )
                         sLocation = sValue;
                 }
                 break;
@@ -99,14 +99,14 @@ OXMLFileBasedDatabase::OXMLFileBasedDatabase( ODBFilter& rImport,
                 sFileTypeExtension = sValue;
                 break;
         }
-        if ( aProperty.Name.getLength() )
+        if ( !aProperty.Name.isEmpty() )
         {
             if ( !aProperty.Value.hasValue() )
                 aProperty.Value <<= sValue;
             rImport.addInfo(aProperty);
         }
     }
-    if ( sLocation.getLength() && sMediaType.getLength() )
+    if ( !(sLocation.isEmpty() || sMediaType.isEmpty()) )
     {
         ::dbaccess::ODsnTypeCollection aTypeCollection(rImport.getORB());
         ::rtl::OUString sURL(aTypeCollection.getDatasourcePrefixFromMediaType(sMediaType,sFileTypeExtension));
diff --git a/dbaccess/source/filter/xml/xmlHierarchyCollection.cxx b/dbaccess/source/filter/xml/xmlHierarchyCollection.cxx
index a8dbcb0507a1..db18c117717b 100644
--- a/dbaccess/source/filter/xml/xmlHierarchyCollection.cxx
+++ b/dbaccess/source/filter/xml/xmlHierarchyCollection.cxx
@@ -81,7 +81,7 @@ OXMLHierarchyCollection::OXMLHierarchyCollection( ODBFilter& rImport
                 break;
         }
     }
-    if ( m_sName.getLength() && _xParentContainer.is() )
+    if ( !m_sName.isEmpty() && _xParentContainer.is() )
     {
         try
         {
diff --git a/dbaccess/source/filter/xml/xmlQuery.cxx b/dbaccess/source/filter/xml/xmlQuery.cxx
index 4b43ae550cda..1b93b9fb8df1 100644
--- a/dbaccess/source/filter/xml/xmlQuery.cxx
+++ b/dbaccess/source/filter/xml/xmlQuery.cxx
@@ -128,11 +128,11 @@ void OXMLQuery::setProperties(Reference< XPropertySet > & _xProp )
             _xProp->setPropertyValue(PROPERTY_COMMAND,makeAny(m_sCommand));
             _xProp->setPropertyValue(PROPERTY_ESCAPE_PROCESSING,makeAny(m_bEscapeProcessing));
 
-            if ( m_sTable.getLength() )
+            if ( !m_sTable.isEmpty() )
                 _xProp->setPropertyValue(PROPERTY_UPDATE_TABLENAME,makeAny(m_sTable));
-            if ( m_sCatalog.getLength() )
+            if ( !m_sCatalog.isEmpty() )
                 _xProp->setPropertyValue(PROPERTY_UPDATE_CATALOGNAME,makeAny(m_sCatalog));
-            if ( m_sSchema.getLength() )
+            if ( !m_sSchema.isEmpty() )
                 _xProp->setPropertyValue(PROPERTY_UPDATE_SCHEMANAME,makeAny(m_sSchema));
 
             const ODBFilter::TPropertyNameMap& rSettings = GetOwnImport().getQuerySettings();
diff --git a/dbaccess/source/filter/xml/xmlServerDatabase.cxx b/dbaccess/source/filter/xml/xmlServerDatabase.cxx
index 1a04e241b3ff..b5208f4406a6 100644
--- a/dbaccess/source/filter/xml/xmlServerDatabase.cxx
+++ b/dbaccess/source/filter/xml/xmlServerDatabase.cxx
@@ -87,7 +87,7 @@ OXMLServerDatabase::OXMLServerDatabase( ODBFilter& rImport,
                 break;
         }
     }
-    if ( sType.getLength() )
+    if ( !sType.isEmpty() )
     {
         ::rtl::OUStringBuffer sURL;
         if  (   sType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( "sdbc:mysql:jdbc" ) )
@@ -98,12 +98,12 @@ OXMLServerDatabase::OXMLServerDatabase( ODBFilter& rImport,
             sURL.append( sType );
             sURL.append( sal_Unicode( ':' ) );
             sURL.append(sHostName);
-            if ( sPortNumber.getLength() )
+            if ( !sPortNumber.isEmpty() )
             {
                 sURL.appendAscii(":");
                 sURL.append(sPortNumber);
             }
-            if ( sDatabaseName.getLength() )
+            if ( !sDatabaseName.isEmpty() )
             {
                 sURL.appendAscii("/");
                 sURL.append(sDatabaseName);
@@ -113,12 +113,12 @@ OXMLServerDatabase::OXMLServerDatabase( ODBFilter& rImport,
         {
             sURL.appendAscii("jdbc:oracle:thin:@");
             sURL.append(sHostName);
-            if ( sPortNumber.getLength() )
+            if ( !sPortNumber.isEmpty() )
             {
                 sURL.appendAscii(":");
                 sURL.append(sPortNumber);
             }
-            if ( sDatabaseName.getLength() )
+            if ( !sDatabaseName.isEmpty() )
             {
                 sURL.appendAscii(":");
                 sURL.append(sDatabaseName);
@@ -128,7 +128,7 @@ OXMLServerDatabase::OXMLServerDatabase( ODBFilter& rImport,
         {
             sURL.appendAscii("sdbc:address:ldap:");
             sURL.append(sHostName);
-            if ( sPortNumber.getLength() )
+            if ( !sPortNumber.isEmpty() )
             {
                 sURL.appendAscii(":");
                 sURL.append(sPortNumber);
@@ -139,12 +139,12 @@ OXMLServerDatabase::OXMLServerDatabase( ODBFilter& rImport,
             sURL.append(sType);
             sURL.appendAscii(":");
             sURL.append(sHostName);
-            if ( sPortNumber.getLength() )
+            if ( !sPortNumber.isEmpty() )
             {
                 sURL.appendAscii(":");
                 sURL.append(sPortNumber);
             }
-            if ( sDatabaseName.getLength() )
+            if ( !sDatabaseName.isEmpty() )
             {
                 sURL.appendAscii(":");
                 sURL.append(sDatabaseName);
diff --git a/dbaccess/source/filter/xml/xmlStyleImport.cxx b/dbaccess/source/filter/xml/xmlStyleImport.cxx
index 5456b6b77ac4..4d44a70f5e29 100644
--- a/dbaccess/source/filter/xml/xmlStyleImport.cxx
+++ b/dbaccess/source/filter/xml/xmlStyleImport.cxx
@@ -98,7 +98,7 @@ void OTableStyleContext::FillPropertySet(
     {
         if ( GetFamily() == XML_STYLE_FAMILY_TABLE_TABLE )
         {
-            if ( sPageStyle.getLength() )
+            if ( !sPageStyle.isEmpty() )
             {
                 uno::Any aAny;
                 aAny <<= sPageStyle;
@@ -107,7 +107,7 @@ void OTableStyleContext::FillPropertySet(
         }
         else if ( GetFamily() == XML_STYLE_FAMILY_TABLE_COLUMN )
         {
-            if ((m_nNumberFormat == -1) && m_sDataStyleName.getLength())
+            if ((m_nNumberFormat == -1) && !m_sDataStyleName.isEmpty())
             {
                 SvXMLNumFormatContext* pStyle = PTR_CAST(SvXMLNumFormatContext,pStyles->FindStyleChildContext(
                     XML_STYLE_FAMILY_DATA_STYLE, m_sDataStyleName, sal_True));
@@ -273,7 +273,7 @@ Reference < XNameContainer >
 ::rtl::OUString OTableStylesContext::GetServiceName( sal_uInt16 nFamily ) const
 {
     rtl::OUString sServiceName = SvXMLStylesContext::GetServiceName(nFamily);
-    if (!sServiceName.getLength())
+    if (sServiceName.isEmpty())
     {
         switch( nFamily )
         {
diff --git a/dbaccess/source/filter/xml/xmlTable.cxx b/dbaccess/source/filter/xml/xmlTable.cxx
index ae93f443a922..8f5ae4005321 100644
--- a/dbaccess/source/filter/xml/xmlTable.cxx
+++ b/dbaccess/source/filter/xml/xmlTable.cxx
@@ -199,7 +199,7 @@ void OXMLTable::EndElement()
             {
                 setProperties(m_xTable);
 
-                if ( m_sStyleName.getLength() )
+                if ( !m_sStyleName.isEmpty() )
                 {
                     const SvXMLStylesContext* pAutoStyles = GetOwnImport().GetAutoStyles();
                     if ( pAutoStyles )
diff --git a/dbaccess/source/filter/xml/xmlfilter.cxx b/dbaccess/source/filter/xml/xmlfilter.cxx
index 3bc2b0de1ca2..84ef50d2af7e 100644
--- a/dbaccess/source/filter/xml/xmlfilter.cxx
+++ b/dbaccess/source/filter/xml/xmlfilter.cxx
@@ -436,11 +436,11 @@ sal_Bool ODBFilter::implImport( const Sequence< PropertyValue >& rDescriptor )
     ::comphelper::NamedValueCollection aMediaDescriptor( rDescriptor );
     if ( aMediaDescriptor.has( "URL" ) )
         sFileName = aMediaDescriptor.getOrDefault( "URL", ::rtl::OUString() );
-    if ( !sFileName.getLength() && aMediaDescriptor.has( "FileName" ) )
+    if ( sFileName.isEmpty() && aMediaDescriptor.has( "FileName" ) )
         sFileName = aMediaDescriptor.getOrDefault( "FileName", sFileName );
 
-    OSL_ENSURE( sFileName.getLength(), "ODBFilter::implImport: no URL given!" );
-    sal_Bool bRet = ( sFileName.getLength() != 0 );
+    OSL_ENSURE( !sFileName.isEmpty(), "ODBFilter::implImport: no URL given!" );
+    sal_Bool bRet = !sFileName.isEmpty();
 
     if ( bRet )
     {
diff --git a/dbaccess/source/sdbtools/connection/objectnames.cxx b/dbaccess/source/sdbtools/connection/objectnames.cxx
index b3b2bae544ab..fa80b8389547 100644
--- a/dbaccess/source/sdbtools/connection/objectnames.cxx
+++ b/dbaccess/source/sdbtools/connection/objectnames.cxx
@@ -159,9 +159,9 @@ namespace sdbtools
                 m_xConnection->getMetaData(), _rName, sCatalog, sSchema, sName, ::dbtools::eInTableDefinitions );
 
             ::rtl::OUString sExtraNameCharacters( m_xConnection->getMetaData()->getExtraNameCharacters() );
-            if  (   ( sCatalog.getLength() && !::dbtools::isValidSQLName( sCatalog, sExtraNameCharacters ) )
-                ||  ( sSchema.getLength() && !::dbtools::isValidSQLName( sSchema, sExtraNameCharacters ) )
-                ||  ( sName.getLength() && !::dbtools::isValidSQLName( sName, sExtraNameCharacters ) )
+            if  (   ( !sCatalog.isEmpty() && !::dbtools::isValidSQLName( sCatalog, sExtraNameCharacters ) )
+                ||  ( !sSchema.isEmpty() && !::dbtools::isValidSQLName( sSchema, sExtraNameCharacters ) )
+                ||  ( !sName.isEmpty() && !::dbtools::isValidSQLName( sName, sExtraNameCharacters ) )
                 )
                 return false;
 
diff --git a/dbaccess/source/shared/registrationhelper.cxx b/dbaccess/source/shared/registrationhelper.cxx
index 9b73c12e7df9..bb718cf970f5 100644
--- a/dbaccess/source/shared/registrationhelper.cxx
+++ b/dbaccess/source/shared/registrationhelper.cxx
@@ -121,7 +121,7 @@ uno::Reference< uno::XInterface > OModuleRegistration::getComponentFactory(
     const uno::Reference< lang::XMultiServiceFactory >& _rxServiceManager)
 {
     OSL_ENSURE(_rxServiceManager.is(), "OModuleRegistration::getComponentFactory : invalid argument (service manager) !");
-    OSL_ENSURE(_rImplementationName.getLength(), "OModuleRegistration::getComponentFactory : invalid argument (implementation name) !");
+    OSL_ENSURE(!_rImplementationName.isEmpty(), "OModuleRegistration::getComponentFactory : invalid argument (implementation name) !");
 
     if (!s_pImplementationNames)
     {
diff --git a/dbaccess/source/ui/app/AppController.cxx b/dbaccess/source/ui/app/AppController.cxx
index 216d65ffe63f..89cbc28b2068 100644
--- a/dbaccess/source/ui/app/AppController.cxx
+++ b/dbaccess/source/ui/app/AppController.cxx
@@ -422,7 +422,7 @@ void SAL_CALL OApplicationController::disposing()
         if ( m_xModel.is() )
         {
             ::rtl::OUString sUrl = m_xModel->getURL();
-            if ( sUrl.getLength() )
+            if ( !sUrl.isEmpty() )
             {
                 ::comphelper::NamedValueCollection aArgs( m_xModel->getArgs() );
                 if ( true == aArgs.getOrDefault( "PickListEntry", true ) )
@@ -676,7 +676,7 @@ FeatureState OApplicationController::GetState(sal_uInt16 _nId) const
                     if ( aReturn.bEnabled )
                     {
                         const ::rtl::OUString sReportEngineServiceName = ::dbtools::getDefaultReportEngineServiceName(m_xServiceFactory);
-                        aReturn.bEnabled = sReportEngineServiceName.getLength() != 0;
+                        aReturn.bEnabled = !sReportEngineServiceName.isEmpty();
                         if ( aReturn.bEnabled )
                         {
                             const Reference< XEnumeration > xEnumDrivers = xEnumAccess->createContentEnumeration(sReportEngineServiceName);
@@ -1175,7 +1175,7 @@ void OApplicationController::Execute(sal_uInt16 _nId, const Sequence< PropertyVa
                     ::rtl::OUString sUrl;
                     if ( m_xModel.is() )
                         sUrl = m_xModel->getURL();
-                    if ( !sUrl.getLength() )
+                    if ( sUrl.isEmpty() )
                         sUrl = SvtPathOptions().GetWorkPath();
 
                     ::sfx2::FileDialogHelper aFileDlg(
@@ -2507,7 +2507,7 @@ sal_Int8 OApplicationController::queryDrop( const AcceptDropEvent& _rEvt, const
                     if ( pHitEntry )
                     {
                         sName = pView->getQualifiedName( pHitEntry );
-                        if ( sName.getLength() )
+                        if ( !sName.isEmpty() )
                         {
                             Reference< XHierarchicalNameAccess > xContainer(getElements(pView->getElementType()),UNO_QUERY);
                             if ( xContainer.is() && xContainer->hasByHierarchicalName(sName) )
@@ -2848,7 +2848,7 @@ void OApplicationController::containerFound( const Reference< XContainer >& _xCo
         try
         {
             sName = getContainer()->getQualifiedName( NULL );
-            OSL_ENSURE( sName.getLength(), "OApplicationController::getCurrentlySelectedName: no name given!" );
+            OSL_ENSURE( !sName.isEmpty(), "OApplicationController::getCurrentlySelectedName: no name given!" );
         }
         catch( const Exception& )
         {
diff --git a/dbaccess/source/ui/app/AppControllerDnD.cxx b/dbaccess/source/ui/app/AppControllerDnD.cxx
index 07884331e29b..6e8653f5185b 100644
--- a/dbaccess/source/ui/app/AppControllerDnD.cxx
+++ b/dbaccess/source/ui/app/AppControllerDnD.cxx
@@ -227,7 +227,7 @@ void OApplicationController::deleteObjects( ElementType _eType, const ::std::vec
             {
                 svtools::QueryDeleteDlg_Impl aDlg( getView(), *aThisRound );
 
-                if ( sDialogPosition.getLength() )
+                if ( !sDialogPosition.isEmpty() )
                     aDlg.SetWindowState( sDialogPosition );
 
                 if ( nObjectsLeft > 1 )
@@ -510,7 +510,7 @@ TransferableHelper* OApplicationController::copyObject()
                     xMetaData = xConnection->getMetaData();
 
                 ::rtl::OUString sName = getContainer()->getQualifiedName( NULL );
-                if ( sName.getLength() )
+                if ( !sName.isEmpty() )
                 {
                     ::rtl::OUString sDataSource = getDatabaseName();
 
@@ -583,7 +583,7 @@ sal_Bool OApplicationController::paste( ElementType _eType,const ::svx::ODataAcc
                 if (CommandType::QUERY == nCommandType)
                     bValidDescriptor = sDataSourceName.getLength() && sCommand.getLength();
                 else if (CommandType::COMMAND == nCommandType)
-                    bValidDescriptor = (0 != sCommand.getLength());
+                    bValidDescriptor = !sCommand.isEmpty();
                 if (!bValidDescriptor)
                 {
                     OSL_FAIL("OApplicationController::paste: invalid descriptor!");
@@ -597,7 +597,7 @@ sal_Bool OApplicationController::paste( ElementType _eType,const ::svx::ODataAcc
                     if ( CommandType::QUERY == nCommandType )
                         sTargetName = sCommand;
 
-                    if ( !sTargetName.getLength() )
+                    if ( sTargetName.isEmpty() )
                     {
                         String sDefaultName = String( ModuleRes( STR_QRY_TITLE ) );
                         sDefaultName = sDefaultName.GetToken( 0, ' ' );
@@ -658,7 +658,7 @@ sal_Bool OApplicationController::paste( ElementType _eType,const ::svx::ODataAcc
 
                 DynamicTableOrQueryNameCheck aNameChecker( getConnection(), CommandType::QUERY );
                 ::dbtools::SQLExceptionInfo aDummy;
-                bool bNeedAskForName =  ( sCommand.getLength() == 0 )
+                bool bNeedAskForName =  ( sCommand.isEmpty() )
                                             /* we did not have a source name, so the target name was auto-generated */
                                     ||  ( !aNameChecker.isNameValid( sTargetName, aDummy ) );
                                             /*  name is invalid in the target DB (e.g. because it already
diff --git a/dbaccess/source/ui/app/AppControllerGen.cxx b/dbaccess/source/ui/app/AppControllerGen.cxx
index c894cd814548..ef40f0f607c9 100644
--- a/dbaccess/source/ui/app/AppControllerGen.cxx
+++ b/dbaccess/source/ui/app/AppControllerGen.cxx
@@ -239,7 +239,7 @@ void OApplicationController::openDialog( const ::rtl::OUString& _sServiceName )
         ::rtl::OUString sInitialSelection;
         if ( getContainer() )
             sInitialSelection = getDatabaseName();
-        if ( sInitialSelection.getLength() )
+        if ( !sInitialSelection.isEmpty() )
         {
             aArgs[ nArgPos++ ] <<= PropertyValue(
                 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "InitialSelection" ) ), 0,
@@ -331,7 +331,7 @@ void SAL_CALL OApplicationController::propertyChange( const PropertyChangeEvent&
             // if the old name is empty, then this is a newly inserted content. We're notified of it via the
             // elementInserted method, so there's no need to handle it here.
 
-            if ( sOldName.getLength() )
+            if ( !sOldName.isEmpty() )
             {
                 Reference<XChild> xChild(evt.Source,UNO_QUERY);
                 if ( xChild.is() )
diff --git a/dbaccess/source/ui/app/AppDetailPageHelper.cxx b/dbaccess/source/ui/app/AppDetailPageHelper.cxx
index 4f7c95a6b52d..a68416cfb5be 100644
--- a/dbaccess/source/ui/app/AppDetailPageHelper.cxx
+++ b/dbaccess/source/ui/app/AppDetailPageHelper.cxx
@@ -434,7 +434,7 @@ void OAppDetailPageHelper::describeCurrentSelectionForType( const ElementType _e
             break;
         }
 
-        if ( aObject.Name.getLength() )
+        if ( !aObject.Name.isEmpty() )
         {
             aSelected.push_back( aObject );
         }
diff --git a/dbaccess/source/ui/app/subcomponentmanager.cxx b/dbaccess/source/ui/app/subcomponentmanager.cxx
index 9b6d612b1b4c..4cbd6f14ace9 100644
--- a/dbaccess/source/ui/app/subcomponentmanager.cxx
+++ b/dbaccess/source/ui/app/subcomponentmanager.cxx
@@ -499,7 +499,7 @@ namespace dbaui
         ::osl::ClearableMutexGuard aGuard( m_pData->getMutex() );
 
 #if OSL_DEBUG_LEVEL > 0
-        if ( _rName.getLength() )
+        if ( !_rName.isEmpty() )
         {
             // check there does not already exist such a component
             SubComponents::const_iterator existentPos = ::std::find_if(
@@ -561,7 +561,7 @@ namespace dbaui
     bool SubComponentManager::closeSubFrames( const ::rtl::OUString& i_rName, const sal_Int32 _nComponentType )
     {
         ::osl::MutexGuard aGuard( m_pData->getMutex() );
-        ENSURE_OR_RETURN_FALSE( i_rName.getLength(), "SubComponentManager::closeSubFrames: illegal name!" );
+        ENSURE_OR_RETURN_FALSE( !i_rName.isEmpty(), "SubComponentManager::closeSubFrames: illegal name!" );
 
         SubComponents aWorkingCopy( m_pData->m_aComponents );
         for (   SubComponents::const_iterator comp = aWorkingCopy.begin();
diff --git a/dbaccess/source/ui/browser/brwctrlr.cxx b/dbaccess/source/ui/browser/brwctrlr.cxx
index 6a29b663a88b..f56819dd7ff5 100644
--- a/dbaccess/source/ui/browser/brwctrlr.cxx
+++ b/dbaccess/source/ui/browser/brwctrlr.cxx
@@ -1760,7 +1760,7 @@ FeatureState SbaXDataBrowserController::GetState(sal_uInt16 nId) const
                 Reference< XPropertySet >  xActiveSet(getRowSet(), UNO_QUERY);
                 ::rtl::OUString aFilter = ::comphelper::getString(xActiveSet->getPropertyValue(PROPERTY_FILTER));
                 ::rtl::OUString aHaving = ::comphelper::getString(xActiveSet->getPropertyValue(PROPERTY_HAVING_CLAUSE));
-                if ( aFilter.getLength() || aHaving.getLength() )
+                if ( !(aFilter.isEmpty() && aHaving.isEmpty()) )
                 {
                     xActiveSet->getPropertyValue( PROPERTY_APPLYFILTER ) >>= aReturn.bChecked;
                     aReturn.bEnabled = sal_True;
@@ -1888,7 +1888,7 @@ Reference< XSingleSelectQueryComposer > SbaXDataBrowserController::createParser_
 
         ::rtl::OUString sActiveCommand;
         OSL_VERIFY( xRowSetProps->getPropertyValue( PROPERTY_ACTIVECOMMAND ) >>= sActiveCommand );
-        if ( sActiveCommand.getLength() > 0 )
+        if ( !sActiveCommand.isEmpty() )
         {
             xComposer->setElementaryQuery( sActiveCommand );
         }
diff --git a/dbaccess/source/ui/browser/dbloader.cxx b/dbaccess/source/ui/browser/dbloader.cxx
index cbf1b2778602..a3557049e853 100644
--- a/dbaccess/source/ui/browser/dbloader.cxx
+++ b/dbaccess/source/ui/browser/dbloader.cxx
@@ -283,7 +283,7 @@ void SAL_CALL DBContentLoader::load(const Reference< XFrame > & rFrame, const ::
         {
             xDatabaseDocument.set( getDataSourceOrModel( xDataSource ), UNO_QUERY );
         }
-        else if ( sDataSourceName.getLength() )
+        else if ( !sDataSourceName.isEmpty() )
         {
             ::dbtools::SQLExceptionInfo aError;
             xDataSource.set( getDataSourceByName( sDataSourceName, NULL, m_xServiceFactory, &aError ) );
diff --git a/dbaccess/source/ui/browser/exsrcbrw.cxx b/dbaccess/source/ui/browser/exsrcbrw.cxx
index ce463a6440c5..f23898fd83d9 100644
--- a/dbaccess/source/ui/browser/exsrcbrw.cxx
+++ b/dbaccess/source/ui/browser/exsrcbrw.cxx
@@ -186,7 +186,7 @@ void SAL_CALL SbaExternalSourceBrowser::dispatch(const ::com::sun::star::util::U
             else
                 OSL_FAIL(rtl::OStringBuffer("SbaExternalSourceBrowser::dispatch(AddGridColumn) : unknown argument (").append(rtl::OUStringToOString(pArguments->Name, osl_getThreadTextEncoding())).append(") !").getStr());
         }
-        if (!sControlType.getLength())
+        if (sControlType.isEmpty())
         {
             OSL_FAIL("SbaExternalSourceBrowser::dispatch(AddGridColumn) : missing argument (ColumnType) !");
             sControlType = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("TextField"));
@@ -287,7 +287,7 @@ Reference< ::com::sun::star::frame::XDispatch >  SAL_CALL SbaExternalSourceBrows
             )
         )
     {
-        OSL_ENSURE(aURL.Mark.getLength() == 0, "SbaExternalSourceBrowser::queryDispatch : the ::com::sun::star::util::URL shouldn't have a mark !");
+        OSL_ENSURE(aURL.Mark.isEmpty(), "SbaExternalSourceBrowser::queryDispatch : the ::com::sun::star::util::URL shouldn't have a mark !");
         ::com::sun::star::util::URL aNewUrl = aURL;
 
         // split the ::com::sun::star::util::URL
diff --git a/dbaccess/source/ui/browser/genericcontroller.cxx b/dbaccess/source/ui/browser/genericcontroller.cxx
index ae7fe8725281..fe8f4e764a3b 100644
--- a/dbaccess/source/ui/browser/genericcontroller.cxx
+++ b/dbaccess/source/ui/browser/genericcontroller.cxx
@@ -564,7 +564,7 @@ sal_Bool OGenericUnoController::isFeatureSupported( sal_Int32 _nId )
         ::std::bind2nd( CompareFeatureById(), _nId )
     );
 
-    return ( m_aSupportedFeatures.end() != aFeaturePos && aFeaturePos->first.getLength());
+    return ( m_aSupportedFeatures.end() != aFeaturePos && !aFeaturePos->first.isEmpty());
 }
 
 // -----------------------------------------------------------------------
@@ -809,7 +809,7 @@ void OGenericUnoController::removeStatusListener(const Reference< XStatusListene
 {
     DispatchIterator iterSearch = m_arrStatusListener.begin();
 
-    sal_Bool bRemoveForAll = (_rURL.Complete.getLength() == 0);
+    sal_Bool bRemoveForAll = _rURL.Complete.isEmpty();
     while ( iterSearch != m_arrStatusListener.end() )
     {
         DispatchTarget& rCurrent = *iterSearch;
@@ -996,7 +996,7 @@ URL OGenericUnoController::getURLForId(sal_Int32 _nId) const
             ::std::bind2nd( CompareFeatureById(), _nId )
         );
 
-        if ( m_aSupportedFeatures.end() != aIter && aIter->first.getLength() )
+        if ( m_aSupportedFeatures.end() != aIter && !aIter->first.isEmpty() )
         {
             aReturn.Complete = aIter->first;
             m_xUrlTransformer->parseStrict( aReturn );
@@ -1487,7 +1487,7 @@ sal_Bool OGenericUnoController::isCommandEnabled(sal_uInt16 _nCommandId) const
 // -----------------------------------------------------------------------------
 sal_uInt16 OGenericUnoController::registerCommandURL( const ::rtl::OUString& _rCompleteCommandURL )
 {
-    if ( !_rCompleteCommandURL.getLength() )
+    if ( _rCompleteCommandURL.isEmpty() )
         return 0;
 
     SupportedFeatures::const_iterator aIter = m_aSupportedFeatures.find( _rCompleteCommandURL );
@@ -1546,7 +1546,7 @@ sal_Bool OGenericUnoController::isCommandChecked(sal_uInt16 _nCommandId) const
 // -----------------------------------------------------------------------------
 sal_Bool OGenericUnoController::isCommandEnabled( const ::rtl::OUString& _rCompleteCommandURL ) const
 {
-    OSL_ENSURE( _rCompleteCommandURL.getLength(), "OGenericUnoController::isCommandEnabled: Empty command url!" );
+    OSL_ENSURE( !_rCompleteCommandURL.isEmpty(), "OGenericUnoController::isCommandEnabled: Empty command url!" );
 
     sal_Bool bIsEnabled = sal_False;
     SupportedFeatures::const_iterator aIter = m_aSupportedFeatures.find( _rCompleteCommandURL );
diff --git a/dbaccess/source/ui/browser/sbagrid.cxx b/dbaccess/source/ui/browser/sbagrid.cxx
index 4f8eb3c20a99..9d3a539ab8d6 100644
--- a/dbaccess/source/ui/browser/sbagrid.cxx
+++ b/dbaccess/source/ui/browser/sbagrid.cxx
@@ -1281,7 +1281,7 @@ void SbaGridControl::DoColumnDrag(sal_uInt16 nColumnPos)
     {
         OSL_FAIL("SbaGridControl::DoColumnDrag : something went wrong while getting the column");
     }
-    if (0 == sField.getLength())
+    if (sField.isEmpty())
         return;
 
     OColumnTransferable* pDataTransfer = new OColumnTransferable(xDataSource, sField, xAffectedField, xActiveConnection, CTF_FIELD_DESCRIPTOR | CTF_COLUMN_DESCRIPTOR);
diff --git a/dbaccess/source/ui/browser/unodatbr.cxx b/dbaccess/source/ui/browser/unodatbr.cxx
index 5a8b8a187e01..4d980a0bf62b 100644
--- a/dbaccess/source/ui/browser/unodatbr.cxx
+++ b/dbaccess/source/ui/browser/unodatbr.cxx
@@ -479,7 +479,7 @@ void SbaTableQueryBrowser::impl_sanitizeRowSetClauses_nothrow()
             ::rtl::OUString sColumnName;
             OSL_VERIFY( xOrderColumn->getPropertyValue( PROPERTY_NAME ) >>= sColumnName );
 
-            if ( sTableName.getLength() == 0 )
+            if ( sTableName.isEmpty() )
             {
                 if ( !xColumnNames->hasByName( sColumnName ) )
                 {
@@ -789,7 +789,7 @@ sal_Bool SbaTableQueryBrowser::InitializeGridModel(const Reference< ::com::sun::
                 aInitialValues.push_back( NamedValue( PROPERTY_CONTROLSOURCE, makeAny( *pIter ) ) );
                 ::rtl::OUString sLabel;
                 xColumn->getPropertyValue(PROPERTY_LABEL) >>= sLabel;
-                if ( sLabel.getLength() )
+                if ( !sLabel.isEmpty() )
                     aInitialValues.push_back( NamedValue( PROPERTY_LABEL, makeAny( sLabel ) ) );
                 else
                     aInitialValues.push_back( NamedValue( PROPERTY_LABEL, makeAny( *pIter ) ) );
@@ -824,7 +824,7 @@ sal_Bool SbaTableQueryBrowser::InitializeGridModel(const Reference< ::com::sun::
                     aDescription = xColumn->getPropertyValue( PROPERTY_HELPTEXT );
                 ::rtl::OUString sTemp;
                 aDescription >>= sTemp;
-                if ( !sTemp.getLength() )
+                if ( sTemp.isEmpty() )
                     xColumn->getPropertyValue( PROPERTY_DESCRIPTION ) >>= sTemp;
 
                 aDescription <<= sTemp;
@@ -1107,7 +1107,7 @@ void SbaTableQueryBrowser::checkDocumentDataSource()
                     ::rtl::OUString sCommand;
                     m_aDocumentDataSource[daCommand] >>= sCommand;
 
-                    bKnownDocDataSource = (CommandType::COMMAND == nCommandType) && (0 != sCommand.getLength());
+                    bKnownDocDataSource = (CommandType::COMMAND == nCommandType) && (!sCommand.isEmpty());
                 }
             }
         }
@@ -1934,7 +1934,7 @@ void SbaTableQueryBrowser::Execute(sal_uInt16 nId, const Sequence< PropertyValue
 
             sal_Bool bFullReinit = sal_False;
             // check if the query signature (if the form is based on a query) has changed
-            if ( m_sQueryCommand.getLength() )
+            if ( !m_sQueryCommand.isEmpty() )
             {
                 ::rtl::OUString sNewQueryCommand;
                 sal_Bool bNewQueryEP;
@@ -3131,7 +3131,7 @@ namespace
         Reference< XDataSource > xDataSource;
         try
         {
-            if ( _rDataSourceName.getLength() && _rxDatabaseContext->hasByName( _rDataSourceName ) )
+            if ( !_rDataSourceName.isEmpty() && _rxDatabaseContext->hasByName( _rDataSourceName ) )
                 xDataSource.set( _rxDatabaseContext->getByName( _rDataSourceName ), UNO_QUERY_THROW );
 
             if ( !xDataSource.is() )
@@ -3265,7 +3265,7 @@ void SbaTableQueryBrowser::impl_initialize()
             startConnectionListening( xConnection );
 
             // if no initial name was given, try to obtain one from the data source
-            if ( !sInitialDataSourceName.getLength() )
+            if ( sInitialDataSourceName.isEmpty() )
             {
                 Reference< XChild > xChild( xConnection, UNO_QUERY );
                 Reference< XPropertySet > xDataSourceProperties;
@@ -3752,7 +3752,7 @@ void SbaTableQueryBrowser::loadMenu(const Reference< XFrame >& _xFrame)
         INetURLObject aURL(sTitle);
         if ( aURL.GetProtocol() != INET_PROT_NOT_VALID )
             sTitle = aURL.getBase(INetURLObject::LAST_SEGMENT,true,INetURLObject::DECODE_WITH_CHARSET);
-        if ( sName.getLength() )
+        if ( !sName.isEmpty() )
         {
             sName += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" - "));
             sName += sTitle;
@@ -3779,7 +3779,7 @@ sal_Bool SbaTableQueryBrowser::preReloadForm()
         sal_Int32 nCommandType = CommandType::COMMAND;
         sal_Bool bEscapeProcessing = sal_True;
         extractDescriptorProps(aDesc, sDataSource, sCommand, nCommandType, bEscapeProcessing);
-        if ( sDataSource.getLength() && sCommand.getLength() && (-1 != nCommandType) )
+        if ( !sDataSource.isEmpty() && !sCommand.isEmpty() && (-1 != nCommandType) )
         {
             SvLBoxEntry* pDataSource = NULL;
             SvLBoxEntry* pCommandType = NULL;
diff --git a/dbaccess/source/ui/control/FieldDescControl.cxx b/dbaccess/source/ui/control/FieldDescControl.cxx
index b3e307f65d30..ecdd3b823525 100644
--- a/dbaccess/source/ui/control/FieldDescControl.cxx
+++ b/dbaccess/source/ui/control/FieldDescControl.cxx
@@ -1312,7 +1312,7 @@ void OFieldDescControl::DisplayData(OFieldDescription* pFieldDescr )
         {
             ActivateAggregate( tpLength );
             pLength->SetMax(::std::max<sal_Int32>(pFieldType->nPrecision,pFieldDescr->GetPrecision()));
-            pLength->SetSpecialReadOnly(pFieldType->aCreateParams.getLength()==0);
+            pLength->SetSpecialReadOnly(pFieldType->aCreateParams.isEmpty());
         }
         else
             DeactivateAggregate( tpLength );
@@ -1323,7 +1323,7 @@ void OFieldDescControl::DisplayData(OFieldDescription* pFieldDescr )
             pScale->SetMax(::std::max<sal_Int32>(pFieldType->nMaximumScale,pFieldDescr->GetScale()));
             pScale->SetMin(pFieldType->nMinimumScale);
             static const ::rtl::OUString s_sPRECISION(RTL_CONSTASCII_USTRINGPARAM("PRECISION"));
-            pScale->SetSpecialReadOnly(pFieldType->aCreateParams.getLength() == 0 || pFieldType->aCreateParams == s_sPRECISION);
+            pScale->SetSpecialReadOnly(pFieldType->aCreateParams.isEmpty() || pFieldType->aCreateParams == s_sPRECISION);
         }
         else
             DeactivateAggregate( tpScale );
@@ -1343,7 +1343,7 @@ void OFieldDescControl::DisplayData(OFieldDescription* pFieldDescr )
                 {
                     ActivateAggregate( tpTextLen );
                     pTextLen->SetMax(::std::max<sal_Int32>(pFieldType->nPrecision,pFieldDescr->GetPrecision()));
-                    pTextLen->SetSpecialReadOnly(pFieldType->aCreateParams.getLength()==0);
+                    pTextLen->SetSpecialReadOnly(pFieldType->aCreateParams.isEmpty());
                 }
                 else
                     DeactivateAggregate( tpTextLen );
@@ -1359,7 +1359,7 @@ void OFieldDescControl::DisplayData(OFieldDescription* pFieldDescr )
                 ActivateAggregate( tpFormat );
                 break;
             case DataType::BIT:
-                if ( pFieldType->aCreateParams.getLength() )
+                if ( !pFieldType->aCreateParams.isEmpty() )
                 {
                     DeactivateAggregate( tpFormat );
                     DeactivateAggregate( tpTextLen );
@@ -1668,7 +1668,7 @@ void OFieldDescControl::SaveData( OFieldDescription* pFieldDescr )
         sDefault = BoolStringPersistent(pBoolDefault->GetSelectEntry());
     }
 
-    if ( sDefault.getLength() )
+    if ( !sDefault.isEmpty() )
         pFieldDescr->SetControlDefault(makeAny(sDefault));
     else
         pFieldDescr->SetControlDefault(Any());
@@ -1845,7 +1845,7 @@ String OFieldDescControl::getControlDefault( const OFieldDescription* _pFieldDes
             {
                 if ( !bTextFormat )
                 {
-                    if ( sDefault.getLength() )
+                    if ( !sDefault.isEmpty() )
                     {
                         try
                         {
@@ -1886,8 +1886,8 @@ String OFieldDescControl::getControlDefault( const OFieldDescription* _pFieldDes
                 OSL_ENSURE(xPreViewer.is(),"XNumberFormatPreviewer is null!");
                 sDefault = xPreViewer->convertNumberToPreviewString(sFormat,nValue,aLocale,sal_True);
             }
-            else if ( !_bCheck || (sDefault.getLength() != 0) )
-                sDefault = xNumberFormatter->formatString(nFormatKey,(sDefault.getLength() != 0 )? sDefault : sFormat);
+            else if ( !(_bCheck && sDefault.isEmpty()) )
+                sDefault = xNumberFormatter->formatString(nFormatKey, sDefault.isEmpty() ? sFormat : sDefault);
         }
         catch(const Exception&)
         {
diff --git a/dbaccess/source/ui/control/dbtreelistbox.cxx b/dbaccess/source/ui/control/dbtreelistbox.cxx
index 0a177bec75d0..cfbd311b528c 100644
--- a/dbaccess/source/ui/control/dbtreelistbox.cxx
+++ b/dbaccess/source/ui/control/dbtreelistbox.cxx
@@ -482,9 +482,9 @@ namespace
                 else
                 {
                     ::rtl::OUString sCommandURL( _pPopup->GetItemCommand( nId ) );
-                    bool bEnabled = ( sCommandURL.getLength() )
-                                  ? _rController.isCommandEnabled( sCommandURL )
-                                  : _rController.isCommandEnabled( nId );
+                    bool bEnabled =  sCommandURL.isEmpty()
+                                  ? _rController.isCommandEnabled( nId )
+                                  : _rController.isCommandEnabled( sCommandURL );
                     _pPopup->EnableItem( nId, bEnabled );
                 }
             }
@@ -522,7 +522,7 @@ namespace
             // more things to preserve:
             // - the help command
             ::rtl::OUString sHelpURL = _rMenu.GetHelpCommand( nId );
-            if ( sHelpURL.getLength() )
+            if ( !sHelpURL.isEmpty() )
                 _rMenu.SetHelpCommand(  nCommandId, sHelpURL  );
 
             // remove the "old" item
diff --git a/dbaccess/source/ui/control/opendoccontrols.cxx b/dbaccess/source/ui/control/opendoccontrols.cxx
index c488801a61d3..71fd695ffc04 100644
--- a/dbaccess/source/ui/control/opendoccontrols.cxx
+++ b/dbaccess/source/ui/control/opendoccontrols.cxx
@@ -247,7 +247,7 @@ namespace dbaui
                     INetURLObject aURL;
                     aURL.SetSmartURL( sURL );
                     // The password is set only when it is not empty.
-                    if ( sPassword.getLength() > 0 )
+                    if ( !sPassword.isEmpty() )
                         aURL.SetPass( sPassword );
 
                     if ( !sTitle.Len() )
diff --git a/dbaccess/source/ui/control/tabletree.cxx b/dbaccess/source/ui/control/tabletree.cxx
index 84ce4b0f4d0d..b48206c43697 100644
--- a/dbaccess/source/ui/control/tabletree.cxx
+++ b/dbaccess/source/ui/control/tabletree.cxx
@@ -475,7 +475,7 @@ SvLBoxEntry* OTableTreeListBox::implAddEntry(
     const ::rtl::OUString& rSecondName = bCatalogAtStart ? sSchema : sCatalog;
     const sal_Int32 nSecondFolderType  = bCatalogAtStart ? DatabaseObjectContainer::SCHEMA : DatabaseObjectContainer::CATALOG;
 
-    if ( rFirstName.getLength() )
+    if ( !rFirstName.isEmpty() )
     {
         SvLBoxEntry* pFolder = GetEntryPosByName( rFirstName, pParentEntry );
         if ( !pFolder )
@@ -483,7 +483,7 @@ SvLBoxEntry* OTableTreeListBox::implAddEntry(
         pParentEntry = pFolder;
     }
 
-    if ( rSecondName.getLength() )
+    if ( !rSecondName.isEmpty() )
     {
         SvLBoxEntry* pFolder = GetEntryPosByName( rSecondName, pParentEntry );
         if ( !pFolder )
@@ -639,14 +639,14 @@ SvLBoxEntry* OTableTreeListBox::getEntryByQualifiedName( const ::rtl::OUString&
         SvLBoxEntry* pParent = getAllObjectsEntry();
         SvLBoxEntry* pCat = NULL;
         SvLBoxEntry* pSchema = NULL;
-        if ( sCatalog.getLength() )
+        if ( !sCatalog.isEmpty() )
         {
             pCat = GetEntryPosByName(sCatalog, pParent);
             if ( pCat )
                 pParent = pCat;
         }
 
-        if ( sSchema.getLength() )
+        if ( !sSchema.isEmpty() )
         {
             pSchema = GetEntryPosByName(sSchema, pParent);
             if ( pSchema )
diff --git a/dbaccess/source/ui/control/toolboxcontroller.cxx b/dbaccess/source/ui/control/toolboxcontroller.cxx
index 8dccea3e998d..bbef4c8d0a56 100644
--- a/dbaccess/source/ui/control/toolboxcontroller.cxx
+++ b/dbaccess/source/ui/control/toolboxcontroller.cxx
@@ -264,7 +264,7 @@ namespace dbaui
                 URL aUrl;
                 Sequence < PropertyValue > aArgs;
                 aUrl.Complete = m_aCommandURL;
-                OSL_ENSURE(aUrl.Complete.getLength(),"Command is empty!");
+                OSL_ENSURE(!aUrl.Complete.isEmpty(),"Command is empty!");
                 if ( getURLTransformer().is() )
                     getURLTransformer()->parseStrict(aUrl);
                 xDispatch->dispatch(aUrl,aArgs);
diff --git a/dbaccess/source/ui/dlg/CollectionView.cxx b/dbaccess/source/ui/dlg/CollectionView.cxx
index 23e47627f066..8370e39b6516 100644
--- a/dbaccess/source/ui/dlg/CollectionView.cxx
+++ b/dbaccess/source/ui/dlg/CollectionView.cxx
@@ -127,7 +127,7 @@ Reference< XContent> OCollectionView::getSelectedFolder() const
 IMPL_LINK( OCollectionView, Save_Click, PushButton*, EMPTYARG )
 {
     ::rtl::OUString sName = m_aName.GetText();
-    if ( !sName.getLength() )
+    if ( sName.isEmpty() )
         return 0;
     try
     {
@@ -155,7 +155,7 @@ IMPL_LINK( OCollectionView, Save_Click, PushButton*, EMPTYARG )
             sName = sName.copy(nIndex);
             Reference<XHierarchicalNameContainer> xHier(m_xContent,UNO_QUERY);
             OSL_ENSURE(xHier.is(),"XHierarchicalNameContainer not supported!");
-            if ( sSubFolder.getLength() && xHier.is() )
+            if ( !sSubFolder.isEmpty() && xHier.is() )
             {
                 if ( xHier->hasByHierarchicalName(sSubFolder) )
                 {
@@ -275,7 +275,7 @@ IMPL_LINK( OCollectionView, Dbl_Click_FileView, SvtFileView*, EMPTYARG )
             ::rtl::OUString sSubFolder = m_aView.GetCurrentURL();
             sal_Int32 nIndex = sSubFolder.lastIndexOf('/') + 1;
             sSubFolder = sSubFolder.getToken(0,'/',nIndex);
-            if ( sSubFolder.getLength() )
+            if ( !sSubFolder.isEmpty() )
             {
                 Reference< XContent> xContent;
                 if ( xNameAccess->hasByName(sSubFolder) )
diff --git a/dbaccess/source/ui/dlg/ConnectionHelper.cxx b/dbaccess/source/ui/dlg/ConnectionHelper.cxx
index 8c34de3c5b69..11c6b177cd0d 100644
--- a/dbaccess/source/ui/dlg/ConnectionHelper.cxx
+++ b/dbaccess/source/ui/dlg/ConnectionHelper.cxx
@@ -306,7 +306,7 @@ DBG_NAME(OConnectionHelper)
                     pDbVar = NULL;
                 }
 
-                sal_Bool bOldFashion = sAdabasConfigDir.getLength() && sAdabasWorkDir.getLength();
+                sal_Bool bOldFashion = !(sAdabasConfigDir.isEmpty() || sAdabasWorkDir.isEmpty());
 
                 if(!bOldFashion) // we have a normal adabas installation
                 {    // so we check the local database names in $DBROOT/config
@@ -314,7 +314,7 @@ DBG_NAME(OConnectionHelper)
                     sAdabasWorkDir      = sRootDir;
                 }
 
-                if(sAdabasConfigDir.getLength() && sAdabasWorkDir.getLength() && sRootDir.getLength())
+                if(!(sAdabasConfigDir.isEmpty() || sAdabasWorkDir.isEmpty() || sRootDir.isEmpty()))
                 {
 
                     aInstalledDBs   = getInstalledAdabasDBs(sAdabasConfigDir,sAdabasWorkDir);
@@ -349,7 +349,7 @@ DBG_NAME(OConnectionHelper)
                 // collect all ODBC data source names
                 ::rtl::OUString sCurrDatasource = getURLNoPrefix();
                 ::rtl::OUString sDataSource;
-                if ( getSelectedDataSource(sDataSource,sCurrDatasource) && sDataSource.getLength() )
+                if ( getSelectedDataSource(sDataSource,sCurrDatasource) && !sDataSource.isEmpty() )
                 {
                     setURLNoPrefix(sDataSource);
                     SetRoadmapStateValue(sal_True);
@@ -366,7 +366,7 @@ DBG_NAME(OConnectionHelper)
                 ::rtl::OUString sNewDataSource;
                 HWND hWnd = GetParent()->GetSystemData()->hWnd;
                 sNewDataSource = getAdoDatalink((long)hWnd,sOldDataSource);
-                if ( sNewDataSource.getLength() )
+                if ( !sNewDataSource.isEmpty() )
                 {
                     setURLNoPrefix(sNewDataSource);
                     SetRoadmapStateValue(sal_True);
@@ -411,7 +411,7 @@ DBG_NAME(OConnectionHelper)
                     ODatasourceSelectDialog aSelector(GetParent(), aProfiles, eType);
                     ::rtl::OUString sOldProfile=getURLNoPrefix();
 
-                    if (sOldProfile.getLength())
+                    if (!sOldProfile.isEmpty())
                         aSelector.Select(sOldProfile);
                     else
                         aSelector.Select(xMozillaBootstrap->getDefaultProfile(profileType));
diff --git a/dbaccess/source/ui/dlg/DbAdminImpl.cxx b/dbaccess/source/ui/dlg/DbAdminImpl.cxx
index 3280c80406d5..a38c26eeeaf9 100644
--- a/dbaccess/source/ui/dlg/DbAdminImpl.cxx
+++ b/dbaccess/source/ui/dlg/DbAdminImpl.cxx
@@ -458,7 +458,7 @@ Reference< XPropertySet > ODbDataSourceAdministrationHelper::getCurrentDataSourc
         {
             ::rtl::OUString sCurrentDatasource;
             m_aDataSourceOrName >>= sCurrentDatasource;
-            OSL_ENSURE(sCurrentDatasource.getLength(),"No datasource name given!");
+            OSL_ENSURE(!sCurrentDatasource.isEmpty(),"No datasource name given!");
             try
             {
                 if ( m_xDatabaseContext.is() )
@@ -793,7 +793,7 @@ void ODbDataSourceAdministrationHelper::fillDatasourceInfo(const SfxItemSet& _rS
             {
                 ::rtl::OUString sCharSet;
                 implTranslateProperty(pCurrent) >>= sCharSet;
-                if ( sCharSet.getLength() )
+                if ( !sCharSet.isEmpty() )
                     aRelevantSettings.insert(PropertyValue(aTranslation->second, 0, makeAny(sCharSet), PropertyState_DIRECT_VALUE));
             }
             else
@@ -904,7 +904,7 @@ void ODbDataSourceAdministrationHelper::fillDatasourceInfo(const SfxItemSet& _rS
             {
                 ::rtl::OUString sCharSet;
                 aLoop->Value >>= sCharSet;
-                if ( sCharSet.getLength() )
+                if ( !sCharSet.isEmpty() )
                     *pAppendValues = *aLoop;
             }
             else
diff --git a/dbaccess/source/ui/dlg/UserAdmin.cxx b/dbaccess/source/ui/dlg/UserAdmin.cxx
index 357aea8017c7..8155dbeadd32 100644
--- a/dbaccess/source/ui/dlg/UserAdmin.cxx
+++ b/dbaccess/source/ui/dlg/UserAdmin.cxx
@@ -257,7 +257,7 @@ IMPL_LINK( OUserAdmin, UserHdl, PushButton *, pButton )
                         sNewPassword = aDlg.GetNewPassword();
                         sOldPassword = aDlg.GetOldPassword();
 
-                        if(sNewPassword.getLength())
+                        if(!sNewPassword.isEmpty())
                             xUser->changePassword(sOldPassword,sNewPassword);
                     }
                 }
diff --git a/dbaccess/source/ui/dlg/adminpages.cxx b/dbaccess/source/ui/dlg/adminpages.cxx
index ae2032ef4409..a10e93a853c3 100644
--- a/dbaccess/source/ui/dlg/adminpages.cxx
+++ b/dbaccess/source/ui/dlg/adminpages.cxx
@@ -163,7 +163,7 @@ namespace dbaui
             aEnumeration.getDatasourceNames(aOdbcDatasources);
             // execute the select dialog
             ODatasourceSelectDialog aSelector(GetParent(), aOdbcDatasources, false);
-            if (_sCurr.getLength())
+            if (!_sCurr.isEmpty())
                 aSelector.Select(_sCurr);
             if ( RET_OK == aSelector.Execute() )
                 _sReturn = aSelector.GetSelected();
diff --git a/dbaccess/source/ui/dlg/adtabdlg.cxx b/dbaccess/source/ui/dlg/adtabdlg.cxx
index 7fa80c177e13..1678969e48c9 100644
--- a/dbaccess/source/ui/dlg/adtabdlg.cxx
+++ b/dbaccess/source/ui/dlg/adtabdlg.cxx
@@ -131,8 +131,8 @@ String TableListFacade::getSelectedName( String& _out_rAliasName ) const
     try
     {
         Reference< XDatabaseMetaData > xMeta( m_xConnection->getMetaData(), UNO_QUERY_THROW );
-        if (  !aCatalog.getLength()
-            && aSchema.getLength()
+        if (  aCatalog.isEmpty()
+            && !aSchema.isEmpty()
             && xMeta->supportsCatalogsInDataManipulation()
             && !xMeta->supportsSchemasInDataManipulation() )
         {
diff --git a/dbaccess/source/ui/dlg/dbwizsetup.cxx b/dbaccess/source/ui/dlg/dbwizsetup.cxx
index a17d60abd0fd..31ef7beac712 100644
--- a/dbaccess/source/ui/dlg/dbwizsetup.cxx
+++ b/dbaccess/source/ui/dlg/dbwizsetup.cxx
@@ -831,7 +831,7 @@ sal_Bool ODbTypeWizDialogSetup::SaveDatabaseDocument()
         ::connectivity::DriversConfig aDriverConfig(getORB());
         try
         {
-        if ( !aDriverConfig.getDriverFactoryName(sEmbeddedURL).getLength() || !m_pImpl->getDriver(sEmbeddedURL).is() )
+        if ( aDriverConfig.getDriverFactoryName(sEmbeddedURL).isEmpty() || !m_pImpl->getDriver(sEmbeddedURL).is() )
             sEmbeddedURL = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("sdbc:dbase:"));
         }
         catch(const Exception&)
diff --git a/dbaccess/source/ui/dlg/dlgsave.cxx b/dbaccess/source/ui/dlg/dlgsave.cxx
index 7e221a31ebc4..33d0ea699378 100644
--- a/dbaccess/source/ui/dlg/dlgsave.cxx
+++ b/dbaccess/source/ui/dlg/dlgsave.cxx
@@ -271,7 +271,7 @@ OSaveAsDlg::OSaveAsDlg( Window * pParent,
                     if ( nPos != COMBOBOX_ENTRY_NOTFOUND )
                         m_pImpl->m_aCatalog.SelectEntryPos(nPos);
 
-                    if ( sSchema.getLength() )
+                    if ( !sSchema.isEmpty() )
                     {
                         nPos = m_pImpl->m_aSchema.GetEntryPos(String(sSchema));
                         if ( nPos != COMBOBOX_ENTRY_NOTFOUND )
diff --git a/dbaccess/source/ui/dlg/dsselect.cxx b/dbaccess/source/ui/dlg/dsselect.cxx
index 301701c9bde0..a314601a5e63 100644
--- a/dbaccess/source/ui/dlg/dsselect.cxx
+++ b/dbaccess/source/ui/dlg/dsselect.cxx
@@ -263,7 +263,7 @@ void ODatasourceSelectDialog::fillListBox(const StringBag& _rDatasources)
 
     if (m_aDatasource.GetEntryCount())
     {
-        if (sSelected.getLength())
+        if (!sSelected.isEmpty())
             m_aDatasource.SelectEntry(sSelected);
         else        // select the first entry
             m_aDatasource.SelectEntryPos(0);
diff --git a/dbaccess/source/ui/dlg/generalpage.cxx b/dbaccess/source/ui/dlg/generalpage.cxx
index 6f1ed9b41b32..6433aa01bd34 100644
--- a/dbaccess/source/ui/dlg/generalpage.cxx
+++ b/dbaccess/source/ui/dlg/generalpage.cxx
@@ -197,7 +197,7 @@ namespace dbaui
                     )
                 {
                     const ::rtl::OUString sURLPrefix = aTypeLoop.getURLPrefix();
-                    if ( sURLPrefix.getLength() )
+                    if ( !sURLPrefix.isEmpty() )
                     {
                         String sDisplayName = aTypeLoop.getDisplayName();
                         if (   m_pDatasourceType->GetEntryPos( sDisplayName ) == LISTBOX_ENTRY_NOTFOUND
@@ -260,7 +260,7 @@ namespace dbaui
     void OGeneralPage::switchMessage(const ::rtl::OUString& _sURLPrefix)
     {
         SPECIAL_MESSAGE eMessage = smNone;
-        if ( !_sURLPrefix.getLength()/*_eType == m_eNotSupportedKnownType*/ )
+        if ( _sURLPrefix.isEmpty()/*_eType == m_eNotSupportedKnownType*/ )
         {
             eMessage = smUnsupportedType;
         }
diff --git a/dbaccess/source/ui/dlg/indexdialog.cxx b/dbaccess/source/ui/dlg/indexdialog.cxx
index b11ce3a449b9..629377295d23 100644
--- a/dbaccess/source/ui/dlg/indexdialog.cxx
+++ b/dbaccess/source/ui/dlg/indexdialog.cxx
@@ -246,7 +246,7 @@ DBG_NAME(DbaIndexDialog)
                 ++aCheck
             )
         {
-            if (aCheck->sDescription.getLength())
+            if (!aCheck->sDescription.isEmpty())
                 break;
         }
 
diff --git a/dbaccess/source/ui/dlg/queryfilter.cxx b/dbaccess/source/ui/dlg/queryfilter.cxx
index c9449ab7eedc..40f3624cb88a 100644
--- a/dbaccess/source/ui/dlg/queryfilter.cxx
+++ b/dbaccess/source/ui/dlg/queryfilter.cxx
@@ -333,7 +333,7 @@ sal_Bool DlgFilterCrit::getCondition(const ListBox& _rField,const ListBox& _rCom
                 if ( xInfo->hasPropertyByName(PROPERTY_TABLENAME) )
                 {
                     xColumn->getPropertyValue(PROPERTY_TABLENAME)   >>= sTableName;
-                    if ( sTableName.getLength() )
+                    if ( !sTableName.isEmpty() )
                     {
                         // properly quote all parts of the table name, so e.g. <schema>.<table> becomes "<schema>"."<table>"
                         ::rtl::OUString aCatlog,aSchema,aTable;
@@ -353,7 +353,7 @@ sal_Bool DlgFilterCrit::getCondition(const ListBox& _rField,const ListBox& _rCom
             {
                 const ::rtl::OUString aQuote    = m_xMetaData.is() ? m_xMetaData->getIdentifierQuoteString() : ::rtl::OUString();
                 _rFilter.Name = ::dbtools::quoteName(aQuote,_rFilter.Name);
-                if ( sTableName.getLength() )
+                if ( !sTableName.isEmpty() )
                 {
                     static ::rtl::OUString sSep(RTL_CONSTASCII_USTRINGPARAM("."));
                     sTableName += sSep;
diff --git a/dbaccess/source/ui/dlg/queryorder.cxx b/dbaccess/source/ui/dlg/queryorder.cxx
index caed832a4291..f0b8a7992d54 100644
--- a/dbaccess/source/ui/dlg/queryorder.cxx
+++ b/dbaccess/source/ui/dlg/queryorder.cxx
@@ -255,7 +255,7 @@ void DlgOrderCrit::EnableLines()
     {
         if(m_aColumnList[i]->GetSelectEntryPos() != 0)
         {
-            if(sOrder.getLength())
+            if(!sOrder.isEmpty())
                 sOrder += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(","));
 
             String sName = m_aColumnList[i]->GetSelectEntry();
diff --git a/dbaccess/source/ui/dlg/sqlmessage.cxx b/dbaccess/source/ui/dlg/sqlmessage.cxx
index 61e80ac209f9..bc123122e91c 100644
--- a/dbaccess/source/ui/dlg/sqlmessage.cxx
+++ b/dbaccess/source/ui/dlg/sqlmessage.cxx
@@ -286,7 +286,7 @@ namespace
             if ( aCurrentElement.getType() == SQLExceptionInfo::SQL_CONTEXT )
             {
                 const SQLContext* pContext = (const SQLContext*)aCurrentElement;
-                if ( pContext->Details.getLength() )
+                if ( !pContext->Details.isEmpty() )
                 {
                     ExceptionDisplayInfo aSubInfo( aCurrentElement.getType() );
 
@@ -634,7 +634,7 @@ void OSQLMessageBox::impl_createStandardButtons( WinBits _nStyle )
         AddButton( BUTTON_OK, BUTTONID_OK, BUTTONDIALOG_DEFBUTTON | BUTTONDIALOG_FOCUSBUTTON );
     }
 
-    if ( m_sHelpURL.getLength() )
+    if ( !m_sHelpURL.isEmpty() )
     {
         lcl_addButton( *this, BUTTON_HELP, false );
 
diff --git a/dbaccess/source/ui/dlg/tablespage.cxx b/dbaccess/source/ui/dlg/tablespage.cxx
index 160f9b402673..e0681a51fcd7 100644
--- a/dbaccess/source/ui/dlg/tablespage.cxx
+++ b/dbaccess/source/ui/dlg/tablespage.cxx
@@ -199,7 +199,7 @@ DBG_NAME(OTableSubscriptionPage)
 
             // the catalog entry
             SvLBoxEntry* pCatalog = m_aTablesList.GetEntryPosByName(sCatalog, pRootEntry);
-            if (!pCatalog && sCatalog.getLength())
+            if (!(pCatalog || sCatalog.isEmpty()))
                 // the table (resp. its catalog) refered in this filter entry does not exist anymore
                 continue;
 
@@ -211,7 +211,7 @@ DBG_NAME(OTableSubscriptionPage)
 
             // the schema entry
             SvLBoxEntry* pSchema = m_aTablesList.GetEntryPosByName(sSchema, (pCatalog ? pCatalog : pRootEntry));
-            if (!pSchema && sSchema.getLength())
+            if (!(pSchema || sSchema.isEmpty()))
                 // the table (resp. its schema) refered in this filter entry does not exist anymore
                 continue;
 
diff --git a/dbaccess/source/ui/inc/TableFieldDescription.hxx b/dbaccess/source/ui/inc/TableFieldDescription.hxx
index 6f716e30d5e8..f90b09f631c5 100644
--- a/dbaccess/source/ui/inc/TableFieldDescription.hxx
+++ b/dbaccess/source/ui/inc/TableFieldDescription.hxx
@@ -132,7 +132,7 @@ namespace dbaui
             ::std::vector< ::rtl::OUString>::const_iterator aIter = m_aCriteria.begin();
             ::std::vector< ::rtl::OUString>::const_iterator aEnd = m_aCriteria.end();
             for(;aIter != aEnd;++aIter)
-                if(aIter->getLength())
+                if(!aIter->isEmpty())
                     break;
             return aIter != aEnd;
         }
@@ -146,12 +146,12 @@ namespace dbaui
     //------------------------------------------------------------------
     inline sal_Bool OTableFieldDesc::IsEmpty()  const
     {
-        sal_Bool bEmpty = (!m_aTableName.getLength()     &&
-                         !m_aAliasName.getLength()       &&
-                         !m_aFieldName.getLength()       &&
-                         !m_aFieldAlias.getLength()      &&
-                         !m_aFunctionName.getLength()    &&
-                         !HasCriteria());
+        sal_Bool bEmpty = (m_aTableName.isEmpty()     &&
+                           m_aAliasName.isEmpty()       &&
+                           m_aFieldName.isEmpty()       &&
+                           m_aFieldAlias.isEmpty()      &&
+                           m_aFunctionName.isEmpty()    &&
+                          !HasCriteria());
         return bEmpty;
     }
     //------------------------------------------------------------------
diff --git a/dbaccess/source/ui/inc/indexes.hxx b/dbaccess/source/ui/inc/indexes.hxx
index 18e8f4ff0b5c..bba0d208802f 100644
--- a/dbaccess/source/ui/inc/indexes.hxx
+++ b/dbaccess/source/ui/inc/indexes.hxx
@@ -85,7 +85,7 @@ namespace dbaui
         void        setModified(sal_Bool _bModified) { bModified = _bModified; }
         void        clearModified() { setModified(sal_False); }
 
-        sal_Bool    isNew() const { return 0 == getOriginalName().getLength(); }
+        sal_Bool    isNew() const { return getOriginalName().isEmpty(); }
         void        flagAsNew(const GrantIndexAccess&) { sOriginalName = ::rtl::OUString(); }
         void        flagAsCommitted(const GrantIndexAccess&) { sOriginalName = sName; }
 
diff --git a/dbaccess/source/ui/misc/DExport.cxx b/dbaccess/source/ui/misc/DExport.cxx
index 7ea3296c6b14..4850a32a2814 100644
--- a/dbaccess/source/ui/misc/DExport.cxx
+++ b/dbaccess/source/ui/misc/DExport.cxx
@@ -711,7 +711,7 @@ sal_Bool ODatabaseExport::executeWizard(const ::rtl::OUString& _rTableName,const
     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "ODatabaseExport::executeWizard" );
     DBG_CHKTHIS(ODatabaseExport,NULL);
 
-    bool bHaveDefaultTable = ( m_sDefaultTableName.getLength() != 0 );
+    bool bHaveDefaultTable =  !m_sDefaultTableName.isEmpty();
     ::rtl::OUString sTableName( bHaveDefaultTable ? m_sDefaultTableName : _rTableName );
     OCopyTableWizard aWizard(
         NULL,
@@ -882,7 +882,7 @@ Reference< XPreparedStatement > ODatabaseExport::createPreparedStatment( const R
     ::std::vector< ::rtl::OUString>::iterator aInsertEnd = aInsertList.end();
     for (::std::vector< ::rtl::OUString>::iterator aInsertIter = aInsertList.begin(); aInsertIter != aInsertEnd; ++aInsertIter)
     {
-        if ( aInsertIter->getLength() )
+        if ( !aInsertIter->isEmpty() )
         {
             aSql += *aInsertIter;
             aSql += aComma;
diff --git a/dbaccess/source/ui/misc/TableCopyHelper.cxx b/dbaccess/source/ui/misc/TableCopyHelper.cxx
index 29866554837c..baf21162842e 100644
--- a/dbaccess/source/ui/misc/TableCopyHelper.cxx
+++ b/dbaccess/source/ui/misc/TableCopyHelper.cxx
@@ -133,7 +133,7 @@ void OTableCopyHelper::insertTable( const ::rtl::OUString& i_rSourceDataSource,
         ::rtl::OUString sTableNameForAppend( GetTableNameForAppend() );
         xWizard->setDestinationTableName( GetTableNameForAppend() );
 
-        bool bAppendToExisting = ( sTableNameForAppend.getLength() != 0 );
+        bool bAppendToExisting = !sTableNameForAppend.isEmpty();
         xWizard->setOperation( bAppendToExisting ? CopyTableOperation::AppendData : CopyTableOperation::CopyDefinitionAndData );
 
         xWizard->execute();
diff --git a/dbaccess/source/ui/misc/TokenWriter.cxx b/dbaccess/source/ui/misc/TokenWriter.cxx
index dab0dce628ed..ef1ec82a91c0 100644
--- a/dbaccess/source/ui/misc/TokenWriter.cxx
+++ b/dbaccess/source/ui/misc/TokenWriter.cxx
@@ -283,7 +283,7 @@ void ODatabaseImportExport::initialize()
 
     if ( !m_xConnection.is() )
     {   // we need a connection
-        OSL_ENSURE(m_sDataSourceName.getLength(),"There must be a datsource name!");
+        OSL_ENSURE(!m_sDataSourceName.isEmpty(),"There must be a datsource name!");
         Reference<XNameAccess> xDatabaseContext = Reference< XNameAccess >(m_xFactory->createInstance(SERVICE_SDB_DATABASECONTEXT), UNO_QUERY);
         Reference< XEventListener> xEvt((::cppu::OWeakObject*)this,UNO_QUERY);
 
@@ -348,7 +348,7 @@ void ODatabaseImportExport::initialize()
             throw;
         }
     }
-    if ( !m_aFont.Name.getLength() )
+    if ( m_aFont.Name.isEmpty() )
     {
         Font aApplicationFont = OutputDevice::GetDefaultFont(
             DEFAULTFONT_SANS_UNICODE,
@@ -618,7 +618,7 @@ void ORTFImportExport::appendRow(::rtl::OString* pHorzChar,sal_Int32 _nColumnCou
                 Reference<XPropertySet> xColumn(m_xRowSetColumns->getByIndex(i-1),UNO_QUERY_THROW);
                 dbtools::FormattedColumnValue aFormatedValue(aContext,xRowSet,xColumn);
                 ::rtl::OUString sValue = aFormatedValue.getFormattedValue();
-                if ( sValue.getLength() )
+                if ( !sValue.isEmpty() )
                     RTFOutFuncs::Out_String(*m_pStream,sValue,m_eDestEnc);
             }
             catch (Exception&)
@@ -936,7 +936,7 @@ void OHTMLImportExport::WriteTables()
                         Reference<XPropertySet> xColumn(m_xRowSetColumns->getByIndex(i-1),UNO_QUERY_THROW);
                         dbtools::FormattedColumnValue aFormatedValue(aContext,xRowSet,xColumn);
                         ::rtl::OUString sValue = aFormatedValue.getFormattedValue();
-                        if (sValue.getLength())
+                        if (!sValue.isEmpty())
                         {
                             aValue = sValue;
                         }
diff --git a/dbaccess/source/ui/misc/UITools.cxx b/dbaccess/source/ui/misc/UITools.cxx
index e54938759e88..54eae7916823 100644
--- a/dbaccess/source/ui/misc/UITools.cxx
+++ b/dbaccess/source/ui/misc/UITools.cxx
@@ -196,7 +196,7 @@ SQLExceptionInfo createConnection(  const Reference< ::com::sun::star::beans::XP
 
     try
     {
-        if(bPwdReq && !sPwd.getLength())
+        if(bPwdReq && sPwd.isEmpty())
         {   // password required, but empty -> connect using an interaction handler
             Reference<XCompletedConnection> xConnectionCompletion(_xDataSource, UNO_QUERY);
             if (!xConnectionCompletion.is())
@@ -367,13 +367,13 @@ TOTypeInfoSP getTypeInfoFromType(const OTypeInfoMap& _rTypeInfo,
             sal_Bool        bDBAutoIncrement    = aIter->second->bAutoIncrement;    (void)bDBAutoIncrement;
     #endif
             if  (   (
-                        !_sTypeName.getLength()
+                        _sTypeName.isEmpty()
                     ||  (aIter->second->aTypeName.equalsIgnoreAsciiCase(_sTypeName))
                     )
                 &&  (
                         (
                                 !aIter->second->aCreateParams.getLength()
-                            &&  !_sCreateParams.getLength()
+                            &&  _sCreateParams.isEmpty()
                         )
                     ||  (
                                 (aIter->second->nPrecision      >= _nPrecision)
@@ -621,7 +621,7 @@ void fillTypeInfo(  const Reference< ::com::sun::star::sdbc::XConnection>& _rxCo
                     aName = _rsTypeNames.GetToken(TYPE_DATETIME);
                     break;
                 case DataType::BIT:
-                    if ( pInfo->aCreateParams.getLength() )
+                    if ( !pInfo->aCreateParams.isEmpty() )
                     {
                         aName = _rsTypeNames.GetToken(TYPE_BIT);
                         break;
@@ -715,7 +715,7 @@ void setColumnProperties(const Reference<XPropertySet>& _rxColumn,const OFieldDe
         _rxColumn->setPropertyValue(PROPERTY_ISCURRENCY,::cppu::bool2any(_pFieldDesc->IsCurrency()));
     // set autoincrement value when available
     // and only set when the entry is not empty, that lets the value in the column untouched
-    if ( _pFieldDesc->IsAutoIncrement() && _pFieldDesc->GetAutoIncrementValue().getLength() && _rxColumn->getPropertySetInfo()->hasPropertyByName(PROPERTY_AUTOINCREMENTCREATION) )
+    if ( _pFieldDesc->IsAutoIncrement() && !_pFieldDesc->GetAutoIncrementValue().isEmpty() && _rxColumn->getPropertySetInfo()->hasPropertyByName(PROPERTY_AUTOINCREMENTCREATION) )
         _rxColumn->setPropertyValue(PROPERTY_AUTOINCREMENTCREATION,makeAny(_pFieldDesc->GetAutoIncrementValue()));
 }
 // -----------------------------------------------------------------------------
@@ -733,7 +733,7 @@ void setColumnProperties(const Reference<XPropertySet>& _rxColumn,const OFieldDe
                 Reference< XConnection> xCon = _xMetaData->getConnection();
                 if ( xCon.is() )
                     sCatalog = xCon->getCatalog();
-                if ( !sCatalog.getLength() )
+                if ( sCatalog.isEmpty() )
                 {
                     Reference<XResultSet> xRes = _xMetaData->getCatalogs();
                     Reference<XRow> xRow(xRes,UNO_QUERY);
@@ -1224,7 +1224,7 @@ void fillAutoIncrementValue(const Reference<XConnection>& _xConnection,
 // -----------------------------------------------------------------------------
 ::rtl::OUString getStrippedDatabaseName(const Reference<XPropertySet>& _xDataSource,::rtl::OUString& _rsDatabaseName)
 {
-    if ( !_rsDatabaseName.getLength() && _xDataSource.is() )
+    if ( _rsDatabaseName.isEmpty() && _xDataSource.is() )
     {
         try
         {
@@ -1275,7 +1275,7 @@ namespace
             if ( ( aCnt.getPropertyValue( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("AnchorName")) ) >>= sAnchor ) )
             {
 
-                if ( sAnchor.getLength() > 0 )
+                if ( !sAnchor.isEmpty() )
                 {
                     _rAnchor = sAnchor;
                     bRet = sal_True;
@@ -1581,12 +1581,12 @@ sal_Bool insertHierachyElement( Window* _pParent, const Reference< XMultiService
     if ( xProp.is() )
         xProp->getPropertyValue(PROPERTY_NAME) >>= sNewName;
 
-    if ( !_bMove || !sNewName.getLength() )
+    if ( !_bMove || sNewName.isEmpty() )
     {
         String sTargetName,sLabel;
-        if ( !sNewName.getLength() || xNameAccess->hasByName(sNewName) )
+        if ( sNewName.isEmpty() || xNameAccess->hasByName(sNewName) )
         {
-            if ( sNewName.getLength() )
+            if ( !sNewName.isEmpty() )
                 sTargetName = sNewName;
             else
                 sTargetName = String(ModuleRes( _bCollection ? STR_NEW_FOLDER : ((_bForm) ? RID_STR_FORM : RID_STR_REPORT)));
diff --git a/dbaccess/source/ui/misc/WCPage.cxx b/dbaccess/source/ui/misc/WCPage.cxx
index 2806d0d8781f..48e6ab58be2a 100644
--- a/dbaccess/source/ui/misc/WCPage.cxx
+++ b/dbaccess/source/ui/misc/WCPage.cxx
@@ -248,7 +248,7 @@ sal_Bool OCopyTable::LeavePage()
     m_pParent->m_sName = m_edTableName.GetText();
     m_edTableName.SaveValue();
 
-    if(!m_pParent->m_sName.getLength())
+    if(m_pParent->m_sName.isEmpty())
     {
         String sError(ModuleRes(STR_INVALID_TABLE_NAME));
         m_pParent->showError(sError);
diff --git a/dbaccess/source/ui/misc/WCopyTable.cxx b/dbaccess/source/ui/misc/WCopyTable.cxx
index 0adea97f81d0..c1d943c3a354 100644
--- a/dbaccess/source/ui/misc/WCopyTable.cxx
+++ b/dbaccess/source/ui/misc/WCopyTable.cxx
@@ -200,7 +200,7 @@ void ObjectCopySource::copyFilterAndSortingTo( const Reference< XConnection >& _
             {
                 ::rtl::OUString sFilter;
                 m_xObject->getPropertyValue( aProperties[i].first ) >>= sFilter;
-                if ( sFilter.getLength() )
+                if ( !sFilter.isEmpty() )
                 {
                     sStatement += aProperties[i].second;
                     String sReplace = sFilter;
@@ -589,12 +589,12 @@ OCopyTableWizard::OCopyTableWizard( Window * pParent, const ::rtl::OUString& _rD
     try
     {
         m_sSourceName = m_rSourceObject.getQualifiedObjectName();
-        OSL_ENSURE( m_sSourceName.getLength() > 0, "OCopyTableWizard::OCopyTableWizard: unable to retrieve the source object's name!" );
+        OSL_ENSURE( !m_sSourceName.isEmpty(), "OCopyTableWizard::OCopyTableWizard: unable to retrieve the source object's name!" );
 
-        if ( !sInitialTableName.getLength() )
+        if ( sInitialTableName.isEmpty() )
             sInitialTableName = m_sSourceName;
 
-        if ( !m_sName.getLength() )
+        if ( m_sName.isEmpty() )
         {
             if ( _xSourceConnection == m_xDestConnection )
             {
@@ -951,7 +951,7 @@ IMPL_LINK( OCopyTableWizard, ImplOKHdl, OKButton*, EMPTYARG )
                                 OCopyTable* pPage = static_cast<OCopyTable*>(GetPage(0));
                                 m_bCreatePrimaryKeyColumn = sal_True;
                                 m_aKeyName = pPage->GetKeyName();
-                                if ( !m_aKeyName.getLength() )
+                                if ( m_aKeyName.isEmpty() )
                                     m_aKeyName = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ID" ) );
                                 m_aKeyName = createUniqueName( m_aKeyName );
                                 sal_Int32 nBreakPos2 = 0;
@@ -992,7 +992,7 @@ void OCopyTableWizard::setCreatePrimaryKey( bool _bDoCreate, const ::rtl::OUStri
 {
     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "OCopyTableWizard::setCreatePrimaryKey" );
     m_bCreatePrimaryKeyColumn = _bDoCreate;
-    if ( _rSuggestedName.getLength() )
+    if ( !_rSuggestedName.isEmpty() )
         m_aKeyName = _rSuggestedName;
 
     OCopyTable* pSettingsPage = dynamic_cast< OCopyTable* >( GetPage( 0 ) );
@@ -1266,7 +1266,7 @@ Reference< XPropertySet > OCopyTableWizard::createView() const
 {
     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "OCopyTableWizard::createView" );
     ::rtl::OUString sCommand( m_rSourceObject.getSelectStatement() );
-    OSL_ENSURE( sCommand.getLength(), "OCopyTableWizard::createView: no statement in the source object!" );
+    OSL_ENSURE( !sCommand.isEmpty(), "OCopyTableWizard::createView: no statement in the source object!" );
         // there are legitimate cases in which getSelectStatement does not provide a statement,
         // but in all those cases, this method here should never be called.
     return ::dbaui::createView( m_sName, m_xDestConnection, sCommand );
@@ -1302,12 +1302,12 @@ Reference< XPropertySet > OCopyTableWizard::createTable()
                                             sTable,
                                             ::dbtools::eInDataManipulation);
 
-        if ( !sCatalog.getLength() && xMetaData->supportsCatalogsInTableDefinitions() )
+        if ( sCatalog.isEmpty() && xMetaData->supportsCatalogsInTableDefinitions() )
         {
             sCatalog = m_xDestConnection->getCatalog();
         }
 
-        if ( !sSchema.getLength() && xMetaData->supportsSchemasInTableDefinitions() )
+        if ( sSchema.isEmpty() && xMetaData->supportsSchemasInTableDefinitions() )
         {
             sSchema = xMetaData->getUserName();
         }
diff --git a/dbaccess/source/ui/misc/charsets.cxx b/dbaccess/source/ui/misc/charsets.cxx
index 05f25779ab77..55f3eaa60555 100644
--- a/dbaccess/source/ui/misc/charsets.cxx
+++ b/dbaccess/source/ui/misc/charsets.cxx
@@ -120,7 +120,7 @@ namespace dbaui
         :CharsetDisplayDerefHelper_Base(_rBase)
         ,m_sDisplayName(_rDisplayName)
     {
-        OSL_ENSURE( m_sDisplayName.getLength(), "CharsetDisplayDerefHelper::CharsetDisplayDerefHelper: invalid display name!" );
+        OSL_ENSURE( !m_sDisplayName.isEmpty(), "CharsetDisplayDerefHelper::CharsetDisplayDerefHelper: invalid display name!" );
     }
 
     //=========================================================================
diff --git a/dbaccess/source/ui/misc/databaseobjectview.cxx b/dbaccess/source/ui/misc/databaseobjectview.cxx
index f2d7d8af36f7..60597f36584f 100644
--- a/dbaccess/source/ui/misc/databaseobjectview.cxx
+++ b/dbaccess/source/ui/misc/databaseobjectview.cxx
@@ -208,7 +208,7 @@ namespace dbaui
     {
         DatabaseObjectView::fillDispatchArgs( i_rDispatchArgs, _aDataSource, _rObjectName );
 
-        const bool bIncludeQueryName = 0 != _rObjectName.getLength();
+        const bool bIncludeQueryName = !_rObjectName.isEmpty();
         const bool bGraphicalDesign = i_rDispatchArgs.getOrDefault( (::rtl::OUString)PROPERTY_GRAPHICAL_DESIGN, sal_True );
         const bool bEditViewAsSQLCommand = ( m_nCommandType == CommandType::TABLE ) && !bGraphicalDesign;
 
@@ -240,7 +240,7 @@ namespace dbaui
     {
         DatabaseObjectView::fillDispatchArgs( i_rDispatchArgs, _aDataSource, _rObjectName );
 
-        if ( 0 != _rObjectName.getLength() )
+        if ( !_rObjectName.isEmpty() )
         {
             i_rDispatchArgs.put( (::rtl::OUString)PROPERTY_CURRENTTABLE, _rObjectName );
         }
@@ -250,7 +250,7 @@ namespace dbaui
     Reference< XComponent > TableDesigner::doCreateView( const Any& _rDataSource, const ::rtl::OUString& _rObjectName,
         const ::comphelper::NamedValueCollection& i_rCreationArgs )
     {
-        bool bIsNewDesign = ( _rObjectName.getLength() == 0 );
+        bool bIsNewDesign =  _rObjectName.isEmpty();
 
         // let's see whether the connection can provide a dedicated table desginer
         Reference< XInterface > xDesigner;
@@ -307,7 +307,7 @@ namespace dbaui
         const ::rtl::OUString& _rQualifiedName)
     {
         DatabaseObjectView::fillDispatchArgs( i_rDispatchArgs, _aDataSource, _rQualifiedName );
-        OSL_ENSURE( 0 != _rQualifiedName.getLength(),"A Table name must be set");
+        OSL_ENSURE( !_rQualifiedName.isEmpty(),"A Table name must be set");
         ::rtl::OUString sCatalog;
         ::rtl::OUString sSchema;
         ::rtl::OUString sTable;
diff --git a/dbaccess/source/ui/misc/datasourceconnector.cxx b/dbaccess/source/ui/misc/datasourceconnector.cxx
index 5f46edf5e68a..7b87ccfd385c 100644
--- a/dbaccess/source/ui/misc/datasourceconnector.cxx
+++ b/dbaccess/source/ui/misc/datasourceconnector.cxx
@@ -136,7 +136,7 @@ namespace dbaui
         SQLExceptionInfo aInfo;
         try
         {
-            if (bPwdRequired && !sPassword.getLength())
+            if (bPwdRequired && sPassword.isEmpty())
             {   // password required, but empty -> connect using an interaction handler
                 Reference< XCompletedConnection > xConnectionCompletion( _xDataSource, UNO_QUERY_THROW );
 
@@ -201,7 +201,7 @@ namespace dbaui
         }
         else
         {
-            if ( m_sContextInformation.getLength() )
+            if ( !m_sContextInformation.isEmpty() )
             {
                 SQLException aError;
                 aError.Message = m_sContextInformation;
diff --git a/dbaccess/source/ui/misc/dbsubcomponentcontroller.cxx b/dbaccess/source/ui/misc/dbsubcomponentcontroller.cxx
index 4d8e4fb8296a..96f6807e7d7f 100644
--- a/dbaccess/source/ui/misc/dbsubcomponentcontroller.cxx
+++ b/dbaccess/source/ui/misc/dbsubcomponentcontroller.cxx
@@ -302,7 +302,7 @@ namespace dbaui
             // get a number formatter
             Reference< XPropertySet > xDataSourceProps( m_pImpl->m_aDataSource.getDataSourceProps(), UNO_SET_THROW );
             xDataSourceProps->getPropertyValue( PROPERTY_NAME ) >>= m_pImpl->m_sDataSourceName;
-            DBG_ASSERT( m_pImpl->m_sDataSourceName.getLength(), "DBSubComponentController::initializeConnection: invalid data source name!" );
+            DBG_ASSERT( !m_pImpl->m_sDataSourceName.isEmpty(), "DBSubComponentController::initializeConnection: invalid data source name!" );
             Reference< XNumberFormatsSupplier> xSupplier = ::dbtools::getNumberFormats(m_pImpl->m_xConnection);
             if(xSupplier.is())
             {
diff --git a/dbaccess/source/ui/misc/defaultobjectnamecheck.cxx b/dbaccess/source/ui/misc/defaultobjectnamecheck.cxx
index f1eb72377454..a87461419127 100644
--- a/dbaccess/source/ui/misc/defaultobjectnamecheck.cxx
+++ b/dbaccess/source/ui/misc/defaultobjectnamecheck.cxx
@@ -130,7 +130,7 @@ namespace dbaui
         try
         {
             ::rtl::OUStringBuffer aCompleteName;
-            if ( m_pImpl->sRelativeRoot.getLength() )
+            if ( !m_pImpl->sRelativeRoot.isEmpty() )
             {
                 aCompleteName.append( m_pImpl->sRelativeRoot );
                 aCompleteName.appendAscii( "/" );
diff --git a/dbaccess/source/ui/misc/linkeddocuments.cxx b/dbaccess/source/ui/misc/linkeddocuments.cxx
index 9e6aa6103eba..9692b902a8b0 100644
--- a/dbaccess/source/ui/misc/linkeddocuments.cxx
+++ b/dbaccess/source/ui/misc/linkeddocuments.cxx
@@ -206,7 +206,7 @@ namespace dbaui
             if ( m_xConnection.is() )
                 aArgs.put( "ActiveConnection", m_xConnection );
 
-            if ( _rObjectName.getLength() && ( _nCommandType != -1 ) )
+            if ( !_rObjectName.isEmpty() && ( _nCommandType != -1 ) )
             {
                 aArgs.put( "CommandType", _nCommandType );
                 aArgs.put( "Command", _rObjectName );
diff --git a/dbaccess/source/ui/querydesign/JoinTableView.cxx b/dbaccess/source/ui/querydesign/JoinTableView.cxx
index 39d0fa294450..60e8e7cfae40 100644
--- a/dbaccess/source/ui/querydesign/JoinTableView.cxx
+++ b/dbaccess/source/ui/querydesign/JoinTableView.cxx
@@ -336,7 +336,7 @@ OTableWindowData* OJoinTableView::CreateImpl(const ::rtl::OUString& _rComposedNa
 void OJoinTableView::AddTabWin(const ::rtl::OUString& _rComposedName, const ::rtl::OUString& rWinName, sal_Bool /*bNewTable*/)
 {
     DBG_CHKTHIS(OJoinTableView,NULL);
-    OSL_ENSURE(_rComposedName.getLength(),"There must be a table name supplied!");
+    OSL_ENSURE(!_rComposedName.isEmpty(),"There must be a table name supplied!");
 
     TTableWindowData::value_type pNewTabWinData(createTableWindowData( _rComposedName, rWinName,rWinName ));
 
diff --git a/dbaccess/source/ui/querydesign/QTableWindow.cxx b/dbaccess/source/ui/querydesign/QTableWindow.cxx
index 027cac12444f..f77aba68a657 100644
--- a/dbaccess/source/ui/querydesign/QTableWindow.cxx
+++ b/dbaccess/source/ui/querydesign/QTableWindow.cxx
@@ -100,7 +100,7 @@ sal_Bool OQueryTableWindow::Init()
 
     TTableWindowData::value_type pWinData = GetData();
 
-    if (m_strInitialAlias.getLength() )
+    if (!m_strInitialAlias.isEmpty() )
         // Der Alias wurde explizit mit angegeben
         sAliasName = m_strInitialAlias;
     else if ( GetTable().is() )
@@ -125,7 +125,7 @@ sal_Bool OQueryTableWindow::Init()
 
     if (!bSuccess)
     {   // es soll nur ein Dummy-Window aufgemacht werden ...
-        OSL_ENSURE(GetAliasName().getLength(), "OQueryTableWindow::Init : kein Alias- UND kein Tabellenname geht nicht !");
+        OSL_ENSURE(!GetAliasName().isEmpty(), "OQueryTableWindow::Init : kein Alias- UND kein Tabellenname geht nicht !");
             // .. aber das braucht wenigstens einen Alias
 
         // ::com::sun::star::form::ListBox anlegen
diff --git a/dbaccess/source/ui/querydesign/QueryDesignView.cxx b/dbaccess/source/ui/querydesign/QueryDesignView.cxx
index 3f500b75a859..d253d134be69 100644
--- a/dbaccess/source/ui/querydesign/QueryDesignView.cxx
+++ b/dbaccess/source/ui/querydesign/QueryDesignView.cxx
@@ -113,7 +113,7 @@ namespace
     ::rtl::OUString quoteTableAlias(sal_Bool _bQuote, const ::rtl::OUString& _sAliasName, const ::rtl::OUString& _sQuote)
     {
         ::rtl::OUString sRet;
-        if ( _bQuote && _sAliasName.getLength() )
+        if ( _bQuote && !_sAliasName.isEmpty() )
         {
             sRet = ::dbtools::quoteName(_sQuote,_sAliasName);
             const static ::rtl::OUString sTableSeparater('.');
@@ -129,7 +129,7 @@ namespace
         if ( _pTableRef )
         {
             sTableRange = ::connectivity::OSQLParseNode::getTableRange(_pTableRef);
-            if ( !sTableRange.getLength() )
+            if ( sTableRange.isEmpty() )
                 _pTableRef->parseNodeToStr(sTableRange,xConnection,NULL,sal_False,sal_False);
         }
         return sTableRange;
@@ -266,7 +266,7 @@ namespace
         ::connectivity::OSQLParseTreeIterator& rParseIter = static_cast<OQueryController&>(_pView->getController()).getParseIterator();
         rParseIter.getColumnRange( pColumnRef, aColumnName, aTableRange );
 
-        if ( aTableRange.getLength() )
+        if ( !aTableRange.isEmpty() )
         {
             OQueryTableWindow*  pSTW = static_cast<OQueryTableView*>(_pView->getTableView())->FindTable( aTableRange );
             bErg = (pSTW && pSTW->ExistsField( aColumnName, _rDragInfo ) );
@@ -351,7 +351,7 @@ namespace
         if ( pData->GetJoinType() != INNER_JOIN && _pEntryTabTo->ExistsAVisitedConn() )
         {
             sal_Bool bBrace = sal_False;
-            if(_rJoin.getLength() && _rJoin.lastIndexOf(')') == (_rJoin.getLength()-1))
+            if(!_rJoin.isEmpty() && _rJoin.lastIndexOf(')') == (_rJoin.getLength()-1))
             {
                 bBrace = sal_True;
                 _rJoin = _rJoin.replaceAt(_rJoin.getLength()-1,1,::rtl::OUString(' '));
@@ -475,7 +475,7 @@ namespace
         if ( pEntryConnData->GetJoinType() == INNER_JOIN && !pEntryConnData->isNatural() )
             return;
 
-        if(!aJoin.getLength())
+        if(aJoin.isEmpty())
         {
             OQueryTableWindow* pEntryTabFrom = static_cast<OQueryTableWindow*>(pEntryConn->GetSourceWin());
             aJoin = BuildJoin(_xConnection,pEntryTabFrom,pEntryTabTo,pEntryConnData);
@@ -544,7 +544,7 @@ namespace
         else if (SQL_ISRULEOR2(pNode,search_condition,boolean_term) &&          // AND/OR-Verknuepfung:
                  pNode->count() == 3)
         {
-            // nur AND Verknüpfung zulassen
+            // nur AND Verkn�pfung zulassen
             if (!SQL_ISTOKEN(pNode->getChild(1),AND))
                 eErrorCode = eIllegalJoinCondition;
             else if ( eOk == (eErrorCode = InsertJoinConnection(_pView,pNode->getChild(0), _eJoinType,pLeftTable,pRightTable)) )
@@ -633,7 +633,7 @@ namespace
             {
                 OTableFieldDescRef pEntryField = *aIter;
                 ::rtl::OUString rFieldName = pEntryField->GetField();
-                if ( rFieldName.getLength() && pEntryField->IsVisible() )
+                if ( !rFieldName.isEmpty() && pEntryField->IsVisible() )
                 {
                     aTmpStr = ::rtl::OUString();
                     const ::rtl::OUString rAlias = pEntryField->GetAlias();
@@ -661,7 +661,7 @@ namespace
                         }
                         if ( ( rFieldName.toChar() != '*' ) && ( rFieldName.indexOf( aQuote ) == -1 ) )
                         {
-                            OSL_ENSURE(pEntryField->GetTable().getLength(),"No table field name!");
+                            OSL_ENSURE(!pEntryField->GetTable().isEmpty(),"No table field name!");
                             aTmpStr.append(::dbtools::quoteName(aQuote, rFieldName));
                         }
                         else
@@ -672,7 +672,7 @@ namespace
 
                     if  ( pEntryField->isAggreateFunction() )
                     {
-                        OSL_ENSURE(pEntryField->GetFunction().getLength(),"Functionname darf hier nicht leer sein! ;-(");
+                        OSL_ENSURE(!pEntryField->GetFunction().isEmpty(),"Functionname darf hier nicht leer sein! ;-(");
                         ::rtl::OUStringBuffer aTmpStr2( pEntryField->GetFunction());
                         aTmpStr2.appendAscii("(");
                         aTmpStr2.append(aTmpStr.makeStringAndClear());
@@ -680,7 +680,7 @@ namespace
                         aTmpStr = aTmpStr2;
                     }
 
-                    if (rFieldAlias.getLength()                         &&
+                    if (!rFieldAlias.isEmpty()                         &&
                         (rFieldName.toChar() != '*'                     ||
                         pEntryField->isNumericOrAggreateFunction()      ||
                         pEntryField->isOtherFunction()))
@@ -738,10 +738,10 @@ namespace
                     OTableFieldDescRef  pEntryField = *aIter;
                     aFieldName = pEntryField->GetField();
 
-                    if (!aFieldName.getLength())
+                    if (aFieldName.isEmpty())
                         continue;
                     aCriteria = pEntryField->GetCriteria( i );
-                    if ( aCriteria.getLength() )
+                    if ( !aCriteria.isEmpty() )
                     {
                         // * is not allowed to contain any filter, only when used in combination an aggregate function
                         if ( aFieldName.toChar() == '*' && pEntryField->isNoneFunction() )
@@ -764,14 +764,14 @@ namespace
 
                         if ( pEntryField->isAggreateFunction() || pEntryField->IsGroupBy() )
                         {
-                            if (!aHavingStr.getLength())            // noch keine Kriterien
+                            if (aHavingStr.isEmpty())            // noch keine Kriterien
                                 aHavingStr += ::rtl::OUString('(');         // Klammern
                             else
                                 aHavingStr += C_AND;
 
                             if ( pEntryField->isAggreateFunction() )
                             {
-                                OSL_ENSURE(pEntryField->GetFunction().getLength(),"No function name for aggregate given!");
+                                OSL_ENSURE(!pEntryField->GetFunction().isEmpty(),"No function name for aggregate given!");
                                 aHavingStr += pEntryField->GetFunction();
                                 aHavingStr += ::rtl::OUString('(');         // Klammern
                                 aHavingStr += aWork;
@@ -806,7 +806,7 @@ namespace
                         }
                         else
                         {
-                            if ( !aWhereStr.getLength() )           // noch keine Kriterien
+                            if ( aWhereStr.isEmpty() )           // noch keine Kriterien
                                 aWhereStr += ::rtl::OUString('(');          // Klammern
                             else
                                 aWhereStr += C_AND;
@@ -839,17 +839,17 @@ namespace
                             }
                         }
                     }
-                    // nur einmal für jedes Feld
+                    // nur einmal f�r jedes Feld
                     else if ( !i && pEntryField->isCondition() )
                     {
-                        if (!aWhereStr.getLength())         // noch keine Kriterien
+                        if (aWhereStr.isEmpty())         // noch keine Kriterien
                             aWhereStr += ::rtl::OUString('(');          // Klammern
                         else
                             aWhereStr += C_AND;
                         aWhereStr += pEntryField->GetField();
                     }
                 }
-                if (aWhereStr.getLength())
+                if (!aWhereStr.isEmpty())
                 {
                     aWhereStr += ::rtl::OUString(')');                      // Klammern zu fuer 'AND' Zweig
                     if (rRetStr.getLength())                            // schon Feldbedingungen ?
@@ -858,7 +858,7 @@ namespace
                         rRetStr.append(sal_Unicode('('));
                     rRetStr.append(aWhereStr);
                 }
-                if (aHavingStr.getLength())
+                if (!aHavingStr.isEmpty())
                 {
                     aHavingStr += ::rtl::OUString(')');                     // Klammern zu fuer 'AND' Zweig
                     if (rHavingStr.getLength())                         // schon Feldbedingungen ?
@@ -923,13 +923,13 @@ namespace
                         continue;
                     }
 
-                    if ( bColumnAliasInOrderBy && pEntryField->GetFieldAlias().getLength() )
+                    if ( bColumnAliasInOrderBy && !pEntryField->GetFieldAlias().isEmpty() )
                     {
                         aWorkStr += ::dbtools::quoteName(aQuote, pEntryField->GetFieldAlias());
                     }
                     else if ( pEntryField->isNumericOrAggreateFunction() )
                     {
-                        OSL_ENSURE(pEntryField->GetFunction().getLength(),"Functionname darf hier nicht leer sein! ;-(");
+                        OSL_ENSURE(!pEntryField->GetFunction().isEmpty(),"Functionname darf hier nicht leer sein! ;-(");
                         aWorkStr += pEntryField->GetFunction();
                         aWorkStr +=  ::rtl::OUString('(');
                         aWorkStr += quoteTableAlias(bMulti,pEntryField->GetAlias(),aQuote);
@@ -962,7 +962,7 @@ namespace
                 aWorkStr = sTemp;
             }
 
-            if ( aWorkStr.getLength() )
+            if ( !aWorkStr.isEmpty() )
             {
                 const sal_Int32 nMaxOrder = xMetaData->getMaxColumnsInOrderBy();
                 String sToken(aWorkStr);
@@ -996,7 +996,7 @@ namespace
             OQueryTableConnectionData* pEntryConnData = static_cast<OQueryTableConnectionData*>(pEntryConn->GetData().get());
             if ( pEntryConnData->GetJoinType() == INNER_JOIN && !pEntryConnData->isNatural() )
             {
-                if(_rJoinCrit.getLength())
+                if(!_rJoinCrit.isEmpty())
                     _rJoinCrit += C_AND;
                 _rJoinCrit += BuildJoinCriteria(_xConnection,pEntryConnData->GetConnLineDataList(),pEntryConnData);
             }
@@ -1069,7 +1069,7 @@ namespace
                         ::rtl::OUString aJoin;
                         GetNextJoin(_xConnection,pEntryConn,static_cast<OQueryTableWindow*>(pEntryConn->GetDestWin()),aJoin);
 
-                        if(aJoin.getLength())
+                        if(!aJoin.isEmpty())
                         {
                             // insert tables into table list to avoid double entries
                             OQueryTableWindow* pEntryTabFrom = static_cast<OQueryTableWindow*>(pEntryConn->GetSourceWin());
@@ -1140,7 +1140,7 @@ namespace
             }
         }
 
-        if(aTableListStr.getLength())
+        if(!aTableListStr.isEmpty())
             aTableListStr = aTableListStr.replaceAt(aTableListStr.getLength()-1,1, ::rtl::OUString() );
         return aTableListStr;
     }
@@ -1167,7 +1167,7 @@ namespace
                 OTableFieldDescRef  pEntryField = *aIter;
                 if ( pEntryField->IsGroupBy() )
                 {
-                    OSL_ENSURE(pEntryField->GetField().getLength(),"Kein FieldName vorhanden!;-(");
+                    OSL_ENSURE(!pEntryField->GetField().isEmpty(),"Kein FieldName vorhanden!;-(");
                     ::rtl::OUString sGroupByPart = quoteTableAlias(bMulti,pEntryField->GetAlias(),aQuote);
 
                     // only quote the field name when it isn't calculated
@@ -1204,7 +1204,7 @@ namespace
                     }
                 }
             }
-            if ( aGroupByStr.getLength() )
+            if ( !aGroupByStr.isEmpty() )
             {
                 aGroupByStr = aGroupByStr.replaceAt(aGroupByStr.getLength()-1,1, ::rtl::OUString(' ') );
                 ::rtl::OUString aGroupByStr2(RTL_CONSTASCII_USTRINGPARAM(" GROUP BY "));
@@ -1797,8 +1797,8 @@ namespace
         rParseIter.getColumnRange( pColumnRef, aColumnName, aTableRange );
 
         sal_Bool bFound(sal_False);
-        OSL_ENSURE(aColumnName.getLength(),"Columnname darf nicht leer sein");
-        if (!aTableRange.getLength())
+        OSL_ENSURE(!aColumnName.isEmpty(),"Columnname darf nicht leer sein");
+        if (aTableRange.isEmpty())
         {
             // SELECT column, ...
             bFound = NULL != lcl_findColumnInTables( aColumnName, *pTabList, _raInfo );
@@ -1864,7 +1864,7 @@ namespace
         if ( !checkJoinConditions(_pView,pNode->getChild(0)) || !checkJoinConditions(_pView,pRightTableRef))
             return sal_False;
 
-        // named column join wird später vieleicht noch implementiert
+        // named column join wird sp�ter vieleicht noch implementiert
         // SQL_ISRULE(pNode->getChild(4),named_columns_join)
         EJoinType eJoinType = INNER_JOIN;
         bool bNatural = false;
@@ -2143,7 +2143,7 @@ namespace
             return eNoSelectStatement;
 
         ::connectivity::OSQLParseNode* pParseTree = pNode->getChild(2); // selection
-        sal_Bool bFirstField = sal_True;    // bei der Initialisierung muß auf alle Faelle das erste Feld neu aktiviert werden
+        sal_Bool bFirstField = sal_True;    // bei der Initialisierung mu� auf alle Faelle das erste Feld neu aktiviert werden
 
         SqlParseError eErrorCode = eOk;
 
@@ -2767,7 +2767,7 @@ void OQueryDesignView::fillValidFields(const ::rtl::OUString& sAliasName, ComboB
     OSL_ENSURE(pFieldList != NULL, "OQueryDesignView::FillValidFields : What the hell do you think I can do with a NULL-ptr ? This will crash !");
     pFieldList->Clear();
 
-    sal_Bool bAllTables = sAliasName.getLength() == 0;
+    sal_Bool bAllTables = sAliasName.isEmpty();
 
     OJoinTableView::OTableWindowMap* pTabWins = m_pTableView->GetTabWinMap();
     ::rtl::OUString strCurrentPrefix;
@@ -2852,14 +2852,14 @@ sal_Bool OQueryDesignView::checkStatement()
     for(;aIter != aEnd;++aIter)
     {
         OTableFieldDescRef pEntryField = *aIter;
-        if ( pEntryField->GetField().getLength() && pEntryField->IsVisible() )
+        if (!pEntryField->GetField().isEmpty() && pEntryField->IsVisible() )
             ++nFieldcount;
-        else if (pEntryField->GetField().getLength()            &&
+        else if (!pEntryField->GetField().isEmpty()            &&
                 !pEntryField->HasCriteria()                 &&
                 pEntryField->isNoneFunction()               &&
                 pEntryField->GetOrderDir() == ORDER_NONE    &&
                 !pEntryField->IsGroupBy()                   &&
-                !pEntryField->GetFunction().getLength() )
+                pEntryField->GetFunction().isEmpty() )
             rUnUsedFields.push_back(pEntryField);
     }
     if ( !nFieldcount ) // keine Felder sichtbar also zur"uck
@@ -2872,7 +2872,7 @@ sal_Bool OQueryDesignView::checkStatement()
     sal_uInt32 nTabcount        = pTabList->size();
 
     ::rtl::OUString aFieldListStr(GenerateSelectList(this,rFieldList,nTabcount>1));
-    if( !aFieldListStr.getLength() )
+    if( aFieldListStr.isEmpty() )
         return ::rtl::OUString();
     // Ausnahmebehandlung, wenn keine Felder angegeben worden sind
     // Dann darf die Tabpage nicht gewechselt werden
@@ -2883,7 +2883,7 @@ sal_Bool OQueryDesignView::checkStatement()
     const ::std::vector<OTableConnection*>* pConnList = m_pTableView->getTableConnections();
     Reference< XConnection> xConnection = rController.getConnection();
     ::rtl::OUString aTableListStr(GenerateFromClause(xConnection,pTabList,pConnList));
-    OSL_ENSURE(aTableListStr.getLength(), "OQueryDesignView::getStatement() : unerwartet : habe Felder, aber keine Tabellen !");
+    OSL_ENSURE(!aTableListStr.isEmpty(), "OQueryDesignView::getStatement() : unerwartet : habe Felder, aber keine Tabellen !");
     // wenn es Felder gibt, koennen die nur durch Einfuegen aus einer schon existenten Tabelle entstanden sein; wenn andererseits
     // eine Tabelle geloescht wird, verschwinden auch die zugehoerigen Felder -> ergo KANN es das nicht geben, dass Felder
     // existieren, aber keine Tabellen (und aFieldListStr hat schon eine Laenge, das stelle ich oben sicher)
@@ -2894,7 +2894,7 @@ sal_Bool OQueryDesignView::checkStatement()
 
     ::rtl::OUString aJoinCrit;
     GenerateInnerJoinCriterias(xConnection,aJoinCrit,pConnList);
-    if(aJoinCrit.getLength())
+    if(!aJoinCrit.isEmpty())
     {
         ::rtl::OUString aTmp(RTL_CONSTASCII_USTRINGPARAM("( "));
         aTmp += aJoinCrit;
@@ -3455,7 +3455,7 @@ void OQueryDesignView::fillFunctionInfo(  const ::connectivity::OSQLParseNode* p
                     pFunctionName = pFunctionName->getChild(0);
 
                 ::rtl::OUString sFunctionName = pFunctionName->getTokenValue();
-                if ( !sFunctionName.getLength() )
+                if ( sFunctionName.isEmpty() )
                     sFunctionName = ::rtl::OStringToOUString(OSQLParser::TokenIDToStr(pFunctionName->getTokenID()),RTL_TEXTENCODING_UTF8);
 
                 nDataType = OSQLParser::getFunctionReturnType(
diff --git a/dbaccess/source/ui/querydesign/QueryTableView.cxx b/dbaccess/source/ui/querydesign/QueryTableView.cxx
index 5266418cf720..0d9b4c784869 100644
--- a/dbaccess/source/ui/querydesign/QueryTableView.cxx
+++ b/dbaccess/source/ui/querydesign/QueryTableView.cxx
@@ -429,7 +429,7 @@ void OQueryTableView::AddTabWin(const ::rtl::OUString& _rTableName, const ::rtl:
                                     sTable,
                                     ::dbtools::eInDataManipulation);
         ::rtl::OUString sRealName(sSchema);
-        if (sRealName.getLength())
+        if (!sRealName.isEmpty())
             sRealName+= ::rtl::OUString('.');
         sRealName += sTable;
 
@@ -474,7 +474,7 @@ Reference<XPropertySet> getKeyReferencedTo(const Reference<XIndexAccess>& _rxKey
 void OQueryTableView::AddTabWin(const ::rtl::OUString& _rComposedName, const ::rtl::OUString& _rTableName, const ::rtl::OUString& strAlias, sal_Bool bNewTable)
 {
     DBG_CHKTHIS(OQueryTableView,NULL);
-    OSL_ENSURE(_rTableName.getLength() || strAlias.getLength(), "OQueryTableView::AddTabWin : kein Tabellen- und kein Aliasname !");
+    OSL_ENSURE(!_rTableName.isEmpty() || !strAlias.isEmpty(), "OQueryTableView::AddTabWin : kein Tabellen- und kein Aliasname !");
         // wenn der Tabellenname nicht gesetzt ist, steht das fuer ein Dummy-Fenster, das braucht aber wenigstens einen Alias-Namen
 
     // neue Datenstruktur erzeugen
@@ -516,7 +516,7 @@ void OQueryTableView::AddTabWin(const ::rtl::OUString& _rComposedName, const ::r
 
     // Relationen zwischen den einzelnen Tabellen anzeigen
     OTableWindowMap* pTabWins = GetTabWinMap();
-    if(bNewTable && !pTabWins->empty() && _rTableName.getLength())
+    if(bNewTable && !pTabWins->empty() && !_rTableName.isEmpty())
     {
         modified();
         if ( m_pAccessible )
@@ -558,7 +558,7 @@ void OQueryTableView::AddTabWin(const ::rtl::OUString& _rComposedName, const ::r
                 {   // our new table has a foreign key
                     // so look if the referenced table is already in our list
                     xProp->getPropertyValue(PROPERTY_REFERENCEDTABLE) >>= aReferencedTable;
-                    OSL_ENSURE(aReferencedTable.getLength(),"Foreign key without referencedTableName");
+                    OSL_ENSURE(!aReferencedTable.isEmpty(),"Foreign key without referencedTableName");
 
                     OTableWindowMap::const_iterator aIter = pTabWins->find(aReferencedTable);
                     OTableWindowMap::const_iterator aEnd  = pTabWins->end();
diff --git a/dbaccess/source/ui/querydesign/SelectionBrowseBox.cxx b/dbaccess/source/ui/querydesign/SelectionBrowseBox.cxx
index ff46e8159228..8aefc3d402f8 100644
--- a/dbaccess/source/ui/querydesign/SelectionBrowseBox.cxx
+++ b/dbaccess/source/ui/querydesign/SelectionBrowseBox.cxx
@@ -74,7 +74,7 @@ namespace
 {
     sal_Bool isFieldNameAsterix(const ::rtl::OUString& _sFieldName )
     {
-        sal_Bool bAsterix = !(_sFieldName.getLength() && _sFieldName.toChar() != '*');
+        sal_Bool bAsterix = !(!_sFieldName.isEmpty() && _sFieldName.toChar() != '*');
         if ( !bAsterix )
         {
             String sName = _sFieldName;
@@ -520,7 +520,7 @@ void OSelectionBrowseBox::InitController(CellControllerRef& /*rController*/, lon
                         m_pTableCell->InsertEntry(static_cast<OQueryTableWindow*>(aIter->second)->GetAliasName());
 
                     m_pTableCell->InsertEntry(String(ModuleRes(STR_QUERY_NOTABLE)), 0);
-                    if (pEntry->GetAlias().getLength())
+                    if (!pEntry->GetAlias().isEmpty())
                         m_pTableCell->SelectEntry(pEntry->GetAlias());
                     else
                         m_pTableCell->SelectEntry(String(ModuleRes(STR_QUERY_NOTABLE)));
@@ -613,7 +613,7 @@ sal_Bool OSelectionBrowseBox::fillColumnRef(const ::rtl::OUString& _sColumnName,
     sal_Bool bError = sal_False;
     ::comphelper::UStringMixEqual bCase(_xMetaData->supportsMixedCaseQuotedIdentifiers());
     // check if the table name is the same
-    if ( _sTableRange.getLength() && (bCase(_pEntry->GetTable(),_sTableRange) || bCase(_pEntry->GetAlias(),_sTableRange)) )
+    if ( !_sTableRange.isEmpty() && (bCase(_pEntry->GetTable(),_sTableRange) || bCase(_pEntry->GetAlias(),_sTableRange)) )
     { // a table was already inserted and the tables contains that column name
 
         if ( !_pEntry->GetTabWindow() )
@@ -705,7 +705,7 @@ sal_Bool OSelectionBrowseBox::saveField(const String& _sFieldName,OTableFieldDes
 
         if  ( _pEntry->isAggreateFunction() )
         {
-            OSL_ENSURE(_pEntry->GetFunction().getLength(),"Functionname darf hier nicht leer sein! ;-(");
+            OSL_ENSURE(!_pEntry->GetFunction().isEmpty(),"Functionname darf hier nicht leer sein! ;-(");
             ::rtl::OUStringBuffer aTmpStr2( _pEntry->GetFunction());
             aTmpStr2.appendAscii("(");
             aTmpStr2.append(sSql);
@@ -714,7 +714,7 @@ sal_Bool OSelectionBrowseBox::saveField(const String& _sFieldName,OTableFieldDes
         }
 
         sSql = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("SELECT ")) + sSql;
-        if ( sFieldAlias.getLength() )
+        if ( !sFieldAlias.isEmpty() )
         { // always quote the alias name there canbe no function in it
             sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" "));
             sSql += ::dbtools::quoteName( xMetaData->getIdentifierQuoteString(), sFieldAlias );
@@ -769,7 +769,7 @@ sal_Bool OSelectionBrowseBox::saveField(const String& _sFieldName,OTableFieldDes
             OSL_ENSURE(SQL_ISRULE(pChild,derived_column), "No derived column found!");
             // get the column alias
             ::rtl::OUString sColumnAlias = OSQLParseTreeIterator::getColumnAlias(pChild);
-            if ( sColumnAlias.getLength() ) // we found an as clause
+            if ( !sColumnAlias.isEmpty() ) // we found an as clause
             {
                 String aSelectionAlias = aSelEntry->GetFieldAlias();
                 aSelEntry->SetFieldAlias( sColumnAlias );
@@ -1175,7 +1175,7 @@ sal_Bool OSelectionBrowseBox::SaveModified()
                 strOldCellContents = pEntry->GetCriteria(nIdx);
                 pEntry->SetCriteria(nIdx, aCrit);
                 sNewValue = pEntry->GetCriteria(nIdx);
-                if(aCrit.getLength() && nRow >= (GetRowCount()-1))
+                if(!aCrit.isEmpty() && nRow >= (GetRowCount()-1))
                     bAppendRow = sal_True;
             }
         }
@@ -1764,7 +1764,7 @@ void OSelectionBrowseBox::DuplicateConditionLevel( const sal_uInt16 nLevel)
         OTableFieldDescRef pEntry = *aIter;
 
         ::rtl::OUString sValue = pEntry->GetCriteria(nLevel);
-        if ( sValue.getLength() )
+        if ( !sValue.isEmpty() )
         {
             pEntry->SetCriteria( nNewLevel, sValue);
             if ( nNewLevel == (m_nVisibleCount-BROW_CRIT1_ROW-1) )
@@ -1812,7 +1812,7 @@ void OSelectionBrowseBox::AddCondition( const OTableFieldDescRef& rInfo, const S
                 if(!m_bGroupByUnRelated && pEntry->IsGroupBy())
                     pEntry->SetVisible(sal_True);
             }
-            if (!pEntry->GetCriteria(nLevel).getLength() )
+            if (pEntry->GetCriteria(nLevel).isEmpty() )
             {
                 pEntry->SetCriteria( nLevel, rValue);
                 if(nLevel == (m_nVisibleCount-BROW_CRIT1_ROW-1))
diff --git a/dbaccess/source/ui/querydesign/TableConnectionData.cxx b/dbaccess/source/ui/querydesign/TableConnectionData.cxx
index f7d0a50b6f63..539c2e4e2207 100644
--- a/dbaccess/source/ui/querydesign/TableConnectionData.cxx
+++ b/dbaccess/source/ui/querydesign/TableConnectionData.cxx
@@ -177,7 +177,7 @@ void OTableConnectionData::normalizeLines()
     sal_Int32 nCount = m_vConnLineData.size();
     for(sal_Int32 i=0;i<nCount;)
     {
-        if(!m_vConnLineData[i]->GetSourceFieldName().getLength() || !m_vConnLineData[i]->GetDestFieldName().getLength())
+        if(m_vConnLineData[i]->GetSourceFieldName().isEmpty() || m_vConnLineData[i]->GetDestFieldName().isEmpty())
         {
             OConnectionLineDataRef pData = m_vConnLineData[i];
             m_vConnLineData.erase(m_vConnLineData.begin()+i);
diff --git a/dbaccess/source/ui/querydesign/TableWindowData.cxx b/dbaccess/source/ui/querydesign/TableWindowData.cxx
index db85e36af4f6..c6a4face620a 100644
--- a/dbaccess/source/ui/querydesign/TableWindowData.cxx
+++ b/dbaccess/source/ui/querydesign/TableWindowData.cxx
@@ -64,7 +64,7 @@ OTableWindowData::OTableWindowData( const Reference< XPropertySet>& _xTable
     ,m_bIsValid(true)
 {
     DBG_CTOR(OTableWindowData,NULL);
-    if( !m_aWinName.getLength() )
+    if( m_aWinName.isEmpty() )
         m_aWinName = m_aTableName;
 
     listen();
diff --git a/dbaccess/source/ui/querydesign/querycontroller.cxx b/dbaccess/source/ui/querydesign/querycontroller.cxx
index 53082cda5435..ddf8636612ca 100644
--- a/dbaccess/source/ui/querydesign/querycontroller.cxx
+++ b/dbaccess/source/ui/querydesign/querycontroller.cxx
@@ -532,7 +532,7 @@ FeatureState OQueryController::GetState(sal_uInt16 _nId) const
             aReturn.bChecked = m_bGraphicalDesign;
             break;
         case SID_BROWSER_CLEAR_QUERY:
-            aReturn.bEnabled = isEditable() && (m_sStatement.getLength() || !m_vTableData.empty());
+            aReturn.bEnabled = isEditable() && (!m_sStatement.isEmpty() || !m_vTableData.empty());
             break;
         case SID_QUERY_VIEW_FUNCTIONS:
         case SID_QUERY_VIEW_TABLES:
@@ -612,7 +612,7 @@ void OQueryController::Execute(sal_uInt16 _nId, const Sequence< PropertyValue >&
             {
                 ::rtl::OUString aErrorMsg;
                 setStatement_fireEvent( getContainer()->getStatement() );
-                if(!m_sStatement.getLength() && m_pSqlIterator)
+                if(m_sStatement.isEmpty() && m_pSqlIterator)
                 {
                     // change the view of the data
                     delete m_pSqlIterator->getParseTree();
@@ -856,9 +856,9 @@ void OQueryController::impl_initialize()
     ::rtl::OUString sCommand;
     m_nCommandType = CommandType::QUERY;
 
-    // °°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
-    // ° reading parameters
-    // °°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
+    // �����������������������������������������������������������������������������������������������������������������
+    // � reading parameters
+    // �����������������������������������������������������������������������������������������������������������������
     // legacy parameters first (later overwritten by regular parameters)
     ::rtl::OUString sIndependentSQLCommand;
     if ( rArguments.get_ensureType( "IndependentSQLCommand", sIndependentSQLCommand ) )
@@ -958,7 +958,7 @@ void OQueryController::impl_initialize()
         bForceInitialDesign = true;
     }
 
-    // °°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
+    // �����������������������������������������������������������������������������������������������������������������
     if ( !ensureConnected( sal_False ) )
     {   // we have no connection so what else should we do
         m_bGraphicalDesign = sal_False;
@@ -993,7 +993,7 @@ void OQueryController::impl_initialize()
         }
 
         // now if we are to edit an existing view, check whether this is possible
-        if ( m_sName.getLength() )
+        if ( !m_sName.isEmpty() )
         {
             Any aView( xViews->getByName( m_sName ) );
                 // will throw if there is no such view
@@ -1040,8 +1040,8 @@ void OQueryController::impl_initialize()
         ClearUndoManager();
 
         if  (  ( m_bGraphicalDesign )
-            && (  ( !m_sName.getLength() && !editingCommand() )
-               || ( !m_sStatement.getLength() && editingCommand() )
+            && (  ( m_sName.isEmpty() && !editingCommand() )
+               || ( m_sStatement.isEmpty() && editingCommand() )
                )
             )
         {
@@ -1074,7 +1074,7 @@ void OQueryController::onLoadedMenu(const Reference< ::com::sun::star::frame::XL
 ::rtl::OUString OQueryController::getPrivateTitle( ) const
 {
     ::rtl::OUString sName = m_sName;
-    if ( !sName.getLength() )
+    if ( sName.isEmpty() )
     {
         if ( !editingCommand() )
         {
@@ -1281,7 +1281,7 @@ void OQueryController::executeQuery()
     ::rtl::OUString sTranslatedStmt = translateStatement( false );
 
     ::rtl::OUString sDataSourceName = getDataSourceName();
-    if ( sDataSourceName.getLength() && sTranslatedStmt.getLength() )
+    if ( !(sDataSourceName.isEmpty() || sTranslatedStmt.isEmpty()) )
     {
         try
         {
@@ -1375,7 +1375,7 @@ sal_Bool OQueryController::askForNewName(const Reference<XNameAccess>& _xElement
     if(bNew)
     {
         String aDefaultName;
-        if ( ( _bSaveAs && !bNew ) || ( bNew && m_sName.getLength() ) )
+        if ( ( _bSaveAs && !bNew ) || ( bNew && !m_sName.isEmpty() ) )
             aDefaultName = String( m_sName );
         else
         {
@@ -1434,13 +1434,13 @@ bool OQueryController::doSaveAsDoc(sal_Bool _bSaveAs)
         return true;
     }
 
-    if ( !sTranslatedStmt.getLength() )
+    if ( sTranslatedStmt.isEmpty() )
         return false;
 
     // first we need a name for our query so ask the user
     // did we get a name
     ::rtl::OUString sOriginalName( m_sName );
-    if ( !askForNewName( xElements, _bSaveAs ) || !m_sName.getLength() )
+    if ( !askForNewName( xElements, _bSaveAs ) || m_sName.isEmpty() )
         return false;
 
     SQLExceptionInfo aInfo;
@@ -1738,7 +1738,7 @@ static ::rtl::OUString concatComment( const ::rtl::OUString& rQuery, const ::std
     // now set the properties
     setStatement_fireEvent( getContainer()->getStatement(), _bFireStatementChange );
     ::rtl::OUString sTranslatedStmt;
-    if(m_sStatement.getLength() && m_xComposer.is() && m_bEscapeProcessing)
+    if(!m_sStatement.isEmpty() && m_xComposer.is() && m_bEscapeProcessing)
     {
         try
         {
@@ -1765,7 +1765,7 @@ static ::rtl::OUString concatComment( const ::rtl::OUString& rQuery, const ::std
             sTranslatedStmt = ::rtl::OUString();
         }
     }
-    else if(!m_sStatement.getLength())
+    else if(m_sStatement.isEmpty())
     {
         ModuleRes aModuleRes(STR_QRY_NOSELECT);
         String sTmpStr(aModuleRes);
@@ -1814,7 +1814,7 @@ void OQueryController::impl_reset( const bool i_bForceCurrentControllerSettings
     // get command from the query if a query name was supplied
     if ( !i_bForceCurrentControllerSettings && !editingCommand() )
     {
-        if ( m_sName.getLength() )
+        if ( !m_sName.isEmpty() )
         {
             Reference< XNameAccess > xQueries = getObjectContainer();
             if ( xQueries.is() )
@@ -1870,7 +1870,7 @@ void OQueryController::impl_reset( const bool i_bForceCurrentControllerSettings
             }
         }
 
-        if ( m_sStatement.getLength() )
+        if ( !m_sStatement.isEmpty() )
         {
             setQueryComposer();
 
diff --git a/dbaccess/source/ui/relationdesign/RTableConnectionData.cxx b/dbaccess/source/ui/relationdesign/RTableConnectionData.cxx
index cb66b1ab9ee9..c312c59f7599 100644
--- a/dbaccess/source/ui/relationdesign/RTableConnectionData.cxx
+++ b/dbaccess/source/ui/relationdesign/RTableConnectionData.cxx
@@ -334,7 +334,7 @@ sal_Bool ORelationTableConnectionData::Update()
             OConnectionLineDataVec::iterator aEnd = m_vConnLineData.end();
             for(;aIter != aEnd;++aIter)
             {
-                if((*aIter)->GetSourceFieldName().getLength() && (*aIter)->GetDestFieldName().getLength())
+                if(!((*aIter)->GetSourceFieldName().isEmpty() || (*aIter)->GetDestFieldName().isEmpty()))
                 {
                     Reference<XPropertySet> xColumn;
                     xColumn = xColumnFactory->createDataDescriptor();
diff --git a/dbaccess/source/ui/relationdesign/RelationController.cxx b/dbaccess/source/ui/relationdesign/RelationController.cxx
index ca71bc38882f..61b63f9054f7 100644
--- a/dbaccess/source/ui/relationdesign/RelationController.cxx
+++ b/dbaccess/source/ui/relationdesign/RelationController.cxx
@@ -334,7 +334,7 @@ namespace
                                                 sTable,
                                                 ::dbtools::eInDataManipulation);
             Any aCatalog;
-            if ( sCatalog.getLength() )
+            if ( !sCatalog.isEmpty() )
                 aCatalog <<= sCatalog;
 
             try
diff --git a/dbaccess/source/ui/relationdesign/RelationTableView.cxx b/dbaccess/source/ui/relationdesign/RelationTableView.cxx
index 6c5e8ecc4d62..7a46d965e1b7 100644
--- a/dbaccess/source/ui/relationdesign/RelationTableView.cxx
+++ b/dbaccess/source/ui/relationdesign/RelationTableView.cxx
@@ -308,7 +308,7 @@ bool ORelationTableView::RemoveConnection( OTableConnection* pConn ,sal_Bool /*_
 void ORelationTableView::AddTabWin(const ::rtl::OUString& _rComposedName, const ::rtl::OUString& rWinName, sal_Bool /*bNewTable*/)
 {
     DBG_CHKTHIS(ORelationTableView,NULL);
-    OSL_ENSURE(_rComposedName.getLength(),"There must be a table name supplied!");
+    OSL_ENSURE(!_rComposedName.isEmpty(),"There must be a table name supplied!");
     OJoinTableView::OTableWindowMap::iterator aIter = GetTabWinMap()->find(_rComposedName);
 
     if(aIter != GetTabWinMap()->end())
diff --git a/dbaccess/source/ui/tabledesign/FieldDescriptions.cxx b/dbaccess/source/ui/tabledesign/FieldDescriptions.cxx
index 2880cad46b25..294e49436e23 100644
--- a/dbaccess/source/ui/tabledesign/FieldDescriptions.cxx
+++ b/dbaccess/source/ui/tabledesign/FieldDescriptions.cxx
@@ -240,7 +240,7 @@ void OFieldDescription::FillFromTypeInfo(const TOTypeInfoSP& _pType,sal_Bool _bF
                         SetScale(::std::min<sal_Int32>(GetScale() ? GetScale() : DEFAULT_NUMERIC_SCALE,_pType->nMaximumScale));
                 }
         }
-        if ( !_pType->aCreateParams.getLength() )
+        if ( _pType->aCreateParams.isEmpty() )
         {
             SetPrecision(_pType->nPrecision);
             SetScale(_pType->nMinimumScale);
@@ -663,7 +663,7 @@ void OFieldDescription::copyColumnSettingsTo(const Reference< XPropertySet >& _r
             _rxColumn->setPropertyValue(PROPERTY_FORMATKEY,makeAny(GetFormatKey()));
         if ( GetHorJustify() != SVX_HOR_JUSTIFY_STANDARD && xInfo->hasPropertyByName(PROPERTY_ALIGN) )
             _rxColumn->setPropertyValue(PROPERTY_ALIGN,makeAny(dbaui::mapTextAllign(GetHorJustify())));
-        if ( GetHelpText().getLength() && xInfo->hasPropertyByName(PROPERTY_HELPTEXT) )
+        if ( !GetHelpText().isEmpty() && xInfo->hasPropertyByName(PROPERTY_HELPTEXT) )
             _rxColumn->setPropertyValue(PROPERTY_HELPTEXT,makeAny(GetHelpText()));
         if ( GetControlDefault().hasValue() && xInfo->hasPropertyByName(PROPERTY_CONTROLDEFAULT) )
             _rxColumn->setPropertyValue(PROPERTY_CONTROLDEFAULT,GetControlDefault());
diff --git a/dbaccess/source/ui/tabledesign/TEditControl.cxx b/dbaccess/source/ui/tabledesign/TEditControl.cxx
index 1972071f5259..13abd860cb73 100644
--- a/dbaccess/source/ui/tabledesign/TEditControl.cxx
+++ b/dbaccess/source/ui/tabledesign/TEditControl.cxx
@@ -419,16 +419,16 @@ CellController* OTableEditorCtrl::GetController(long nRow, sal_uInt16 nColumnId)
         case FIELD_NAME:
             return new EditCellController( pNameCell );
         case FIELD_TYPE:
-            if (pActFieldDescr && (pActFieldDescr->GetName().getLength() != 0))
+            if (pActFieldDescr && !pActFieldDescr->GetName().isEmpty())
                 return new ListBoxCellController( pTypeCell );
             else return NULL;
         case HELP_TEXT:
-            if (pActFieldDescr && (pActFieldDescr->GetName().getLength() != 0))
+            if (pActFieldDescr && !pActFieldDescr->GetName().isEmpty())
                 return new EditCellController( pHelpTextCell );
             else
                 return NULL;
         case COLUMN_DESCRIPTION:
-            if (pActFieldDescr && (pActFieldDescr->GetName().getLength() != 0))
+            if (pActFieldDescr && !pActFieldDescr->GetName().isEmpty())
                 return new EditCellController( pDescrCell );
             else
                 return NULL;
@@ -1704,7 +1704,7 @@ IMPL_LINK( OTableEditorCtrl, DelayedPaste, void*, /*EMPTYTAG*/ )
         sal_Int32 nFreeFromPos; // ab da nur freie Zeilen
         ::std::vector< ::boost::shared_ptr<OTableRow> >::reverse_iterator aIter = m_pRowList->rbegin();
         for(nFreeFromPos = m_pRowList->size();
-            aIter != m_pRowList->rend() && (!(*aIter) || !(*aIter)->GetActFieldDescr() || !(*aIter)->GetActFieldDescr()->GetName().getLength());
+            aIter != m_pRowList->rend() && (!(*aIter) || !(*aIter)->GetActFieldDescr() || (*aIter)->GetActFieldDescr()->GetName().isEmpty());
             --nFreeFromPos, ++aIter)
             ;
         if (nPastePosition < nFreeFromPos)  // es gibt mindestens eine belegte hinter PastePosition -> ganz nach hinten
diff --git a/dbaccess/source/ui/tabledesign/TableController.cxx b/dbaccess/source/ui/tabledesign/TableController.cxx
index 7fa62d168df4..210e09dcfd9b 100644
--- a/dbaccess/source/ui/tabledesign/TableController.cxx
+++ b/dbaccess/source/ui/tabledesign/TableController.cxx
@@ -328,7 +328,7 @@ sal_Bool OTableController::doSaveDoc(sal_Bool _bSaveAs)
     Reference<XNameAccess> xTables;
     ::rtl::OUString sCatalog, sSchema;
 
-    sal_Bool bNew = (0 == m_sName.getLength());
+    sal_Bool bNew = m_sName.isEmpty();
     bNew = bNew || m_bNew || _bSaveAs;
 
     try
@@ -361,7 +361,7 @@ sal_Bool OTableController::doSaveDoc(sal_Bool _bSaveAs)
         }
 
         // did we get a name
-        if(!m_sName.getLength())
+        if(m_sName.isEmpty())
             return sal_False;
     }
     catch(Exception&)
@@ -972,7 +972,7 @@ sal_Bool OTableController::checkColumns(sal_Bool _bNew) throw(::com::sun::star::
     for(;aIter != aEnd;++aIter)
     {
         OFieldDescription* pFieldDesc = (*aIter)->GetActFieldDescr();
-        if (pFieldDesc && pFieldDesc->GetName().getLength())
+        if (pFieldDesc && !pFieldDesc->GetName().isEmpty())
         {
             bFoundPKey |=  (*aIter)->IsPrimaryKey();
             // first check for duplicate names
@@ -1413,7 +1413,7 @@ void OTableController::assignTable()
 {
     ::rtl::OUString sComposedName;
     // get the table
-    if(m_sName.getLength())
+    if(!m_sName.isEmpty())
     {
         Reference<XNameAccess> xNameAccess;
         Reference<XTablesSupplier> xSup(getConnection(),UNO_QUERY);
@@ -1520,7 +1520,7 @@ void OTableController::reSyncRows()
     for(sal_Int32 i=0;aIter != aEnd;++aIter)
     {
         OFieldDescription* pFieldDesc = (*aIter)->GetActFieldDescr();
-        if (pFieldDesc && pFieldDesc->GetName().getLength() && bCase(sName,pFieldDesc->GetName()))
+        if (pFieldDesc && !pFieldDesc->GetName().isEmpty() && bCase(sName,pFieldDesc->GetName()))
         { // found a second name of _rName so we need another
             sName = _rName + ::rtl::OUString::valueOf(++i);
             aIter = m_vRowList.begin(); // and retry
@@ -1535,14 +1535,14 @@ void OTableController::reSyncRows()
     try
     {
         // get the table
-        if ( m_sName.getLength() && getConnection().is() )
+        if ( !m_sName.isEmpty() && getConnection().is() )
         {
             if ( m_xTable.is() )
                 sTitle = ::dbtools::composeTableName( getConnection()->getMetaData(), m_xTable, ::dbtools::eInDataManipulation, false, false, false );
             else
                 sTitle = m_sName;
         }
-        if ( !sTitle.getLength() )
+        if ( sTitle.isEmpty() )
         {
             String aName = String(ModuleRes(STR_TBL_TITLE));
             sTitle = aName.GetToken(0,' ');
@@ -1572,7 +1572,7 @@ sal_Int32 OTableController::getFirstEmptyRowPosition()
     ::std::vector< ::boost::shared_ptr<OTableRow> >::const_iterator aEnd = m_vRowList.end();
     for(;aIter != aEnd;++aIter)
     {
-        if ( !*aIter || !(*aIter)->GetActFieldDescr() || !(*aIter)->GetActFieldDescr()->GetName().getLength() )
+        if ( !*aIter || !(*aIter)->GetActFieldDescr() || (*aIter)->GetActFieldDescr()->GetName().isEmpty() )
         {
             nRet = aIter - m_vRowList.begin();
             break;
diff --git a/dbaccess/source/ui/uno/copytablewizard.cxx b/dbaccess/source/ui/uno/copytablewizard.cxx
index e58110e5afd8..129721b4c19a 100644
--- a/dbaccess/source/ui/uno/copytablewizard.cxx
+++ b/dbaccess/source/ui/uno/copytablewizard.cxx
@@ -737,7 +737,7 @@ namespace
         {
             OSL_VERIFY( _rxDescriptor->getPropertyValue( _rPropertyName ) >>= sValue );
         }
-        return sValue.getLength() > 0;
+        return !sValue.isEmpty();
     }
 }
 
@@ -760,7 +760,7 @@ void CopyTableWizard::impl_checkForUnsupportedSettings_throw( const Reference< X
         }
     }
 
-    if ( sUnsupportedSetting.getLength() != 0 )
+    if ( !sUnsupportedSetting.isEmpty() )
     {
         ::rtl::OUString sMessage( String(ModuleRes( STR_CTW_ERROR_UNSUPPORTED_SETTING )) );
         ::comphelper::string::searchAndReplaceAsciiI( sMessage, "$name$", sUnsupportedSetting );
@@ -924,9 +924,9 @@ SharedConnection CopyTableWizard::impl_extractConnection_throw( const Reference<
     // need a DatabaseContext for loading the data source
     Reference< XNameAccess > xDatabaseContext( m_aContext.createComponent( "com.sun.star.sdb.DatabaseContext" ), UNO_QUERY_THROW );
     Reference< XDataSource > xDataSource;
-    if ( sDataSource.getLength() )
+    if ( !sDataSource.isEmpty() )
         xDataSource.set( xDatabaseContext->getByName( sDataSource ), UNO_QUERY_THROW );
-    if ( !xDataSource.is() && sDatabaseLocation.getLength() )
+    if ( !xDataSource.is() && !sDatabaseLocation.isEmpty() )
         xDataSource.set( xDatabaseContext->getByName( sDatabaseLocation ), UNO_QUERY_THROW );
 
     if ( xDataSource.is() )