fdo#86023 - O[U]String needs a 'clear' method

Added clear() method to OString and OUString class, Updated appropriate call-sites.

Change-Id: I0ba97fa6dc7af3e31b605953089a4e8e9c3e61ac
Signed-off-by: Stephan Bergmann <sbergman@redhat.com>

13 files changed, 15 insertions, 15 deletions

diff --git a/xmloff/source/chart/SchXMLChartContext.cxx b/xmloff/source/chart/SchXMLChartContext.cxx
index 28e338f9552b..3c488a6bf467 100644
--- a/xmloff/source/chart/SchXMLChartContext.cxx
+++ b/xmloff/source/chart/SchXMLChartContext.cxx
@@ -1060,12 +1060,12 @@ SvXMLImportContext* SchXMLChartContext::CreateChildContext(
                     {
                         OSL_ASSERT( msRowTrans.isEmpty() );
                         pTableContext->setColumnPermutation( lcl_getNumberSequenceFromString( msColTrans, true ));
-                        msColTrans = OUString();
+                        msColTrans.clear();
                     }
                     else if( !msRowTrans.isEmpty() )
                     {
                         pTableContext->setRowPermutation( lcl_getNumberSequenceFromString( msRowTrans, true ));
-                        msRowTrans = OUString();
+                        msRowTrans.clear();
                     }
                 }
                 pContext = pTableContext;
diff --git a/xmloff/source/core/DocumentSettingsContext.cxx b/xmloff/source/core/DocumentSettingsContext.cxx
index cc3c27f684fa..8d1258bbeb71 100644
--- a/xmloff/source/core/DocumentSettingsContext.cxx
+++ b/xmloff/source/core/DocumentSettingsContext.cxx
@@ -230,7 +230,7 @@ SvXMLImportContext *CreateSettingsContext(SvXMLImport& rImport, sal_uInt16 p_nPr
 {
     SvXMLImportContext *pContext = 0;
 
-    rProp.Name = OUString();
+    rProp.Name.clear();
     sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
     for( sal_Int16 i=0; i < nAttrCount; i++ )
     {
@@ -532,7 +532,7 @@ void XMLConfigItemContext::Characters( const OUString& rChars )
             {
                 sChars = msValue;
                 sChars += sTrimmedChars;
-                msValue = OUString();
+                msValue.clear();
             }
             else
             {
diff --git a/xmloff/source/core/XMLBase64ImportContext.cxx b/xmloff/source/core/XMLBase64ImportContext.cxx
index 72b9893288e0..76b92f1bde22 100644
--- a/xmloff/source/core/XMLBase64ImportContext.cxx
+++ b/xmloff/source/core/XMLBase64ImportContext.cxx
@@ -58,7 +58,7 @@ void XMLBase64ImportContext::Characters( const OUString& rChars )
         {
             sChars = sBase64CharsLeft;
             sChars += sTrimmedChars;
-            sBase64CharsLeft = OUString();
+            sBase64CharsLeft.clear();
         }
         else
         {
diff --git a/xmloff/source/core/nmspmap.cxx b/xmloff/source/core/nmspmap.cxx
index 000b3f04e8f2..d1aa755ce6f7 100644
--- a/xmloff/source/core/nmspmap.cxx
+++ b/xmloff/source/core/nmspmap.cxx
@@ -311,7 +311,7 @@ sal_uInt16 SvXMLNamespaceMap::_GetKeyByAttrName( const OUString& rAttrName,
         if( -1L == nColonPos )
         {
             // case: no ':' found -> default namespace
-            xEntry->sPrefix = OUString();
+            (xEntry->sPrefix).clear();
             xEntry->sName = rAttrName;
         }
         else
diff --git a/xmloff/source/style/numehelp.cxx b/xmloff/source/style/numehelp.cxx
index 6f00634c3d41..482857ffcfcc 100644
--- a/xmloff/source/style/numehelp.cxx
+++ b/xmloff/source/style/numehelp.cxx
@@ -526,7 +526,7 @@ void XMLNumberFormatAttributesExportHelper::SetNumberFormatAttributes(
         OUString sCurrency;
         sal_Int16 nTypeKey = GetCellType(nNumberFormat, sCurrency, bIsStandard);
         if(!bExportCurrencySymbol)
-            sCurrency = OUString();
+            sCurrency.clear();
 
         WriteAttributes(nTypeKey, rValue, sCurrency, bExportValue, nNamespace);
     }
diff --git a/xmloff/source/style/prstylei.cxx b/xmloff/source/style/prstylei.cxx
index a8c5aa4ab85b..8ac833da93e7 100644
--- a/xmloff/source/style/prstylei.cxx
+++ b/xmloff/source/style/prstylei.cxx
@@ -448,7 +448,7 @@ void XMLPropStyleContext::Finish( bool bOverwrite )
         if( !sParent.isEmpty() )
             sParent = GetImport().GetStyleDisplayName( GetFamily(), sParent );
         if( !sParent.isEmpty() && !xFamilies->hasByName( sParent ) )
-            sParent = OUString();
+            sParent.clear();
 
         if( sParent != mxStyle->getParentStyle() )
         {
diff --git a/xmloff/source/style/xmlnumi.cxx b/xmloff/source/style/xmlnumi.cxx
index 72081d694a92..57f4c49d63eb 100644
--- a/xmloff/source/style/xmlnumi.cxx
+++ b/xmloff/source/style/xmlnumi.cxx
@@ -446,7 +446,7 @@ Sequence<beans::PropertyValue> SvxXMLListLevelStyleContext_Impl::GetProperties()
                 || ((300 == nUPD) && (nBuildId <= 9573))))
         {
             // #i93908# OOo < 3.4 wrote a bogus suffix for bullet chars
-            sSuffix = OUString(); // clear it
+            sSuffix.clear(); // clear it
         }
     }
 
diff --git a/xmloff/source/text/XMLTextFrameContext.cxx b/xmloff/source/text/XMLTextFrameContext.cxx
index 9231870a3f93..91717d8717ca 100644
--- a/xmloff/source/text/XMLTextFrameContext.cxx
+++ b/xmloff/source/text/XMLTextFrameContext.cxx
@@ -1242,7 +1242,7 @@ void XMLTextFrameContext_Impl::Characters( const OUString& rChars )
                 {
                     sChars = sBase64CharsLeft;
                     sChars += sTrimmedChars;
-                    sBase64CharsLeft = OUString();
+                    sBase64CharsLeft.clear();
                 }
                 else
                 {
diff --git a/xmloff/source/text/XMLTextMarkImportContext.cxx b/xmloff/source/text/XMLTextMarkImportContext.cxx
index f8f47206ecb5..969be43bd4de 100644
--- a/xmloff/source/text/XMLTextMarkImportContext.cxx
+++ b/xmloff/source/text/XMLTextMarkImportContext.cxx
@@ -161,7 +161,7 @@ void XMLTextMarkImportContext::StartElement(
 {
     if (!FindName(GetImport(), xAttrList))
     {
-        m_sBookmarkName = OUString();
+        m_sBookmarkName.clear();
     }
 
     if (IsXMLToken(GetLocalName(), XML_FIELDMARK_END))
diff --git a/xmloff/source/text/XMLTextNumRuleInfo.cxx b/xmloff/source/text/XMLTextNumRuleInfo.cxx
index 9dc4e7112070..7bfdbe318137 100644
--- a/xmloff/source/text/XMLTextNumRuleInfo.cxx
+++ b/xmloff/source/text/XMLTextNumRuleInfo.cxx
@@ -200,7 +200,7 @@ void XMLTextNumRuleInfo::Set(
             }
         }
 
-        msListLabelString = OUString();
+        msListLabelString.clear();
         if ( bExportTextNumberElement &&
              xPropSetInfo->hasPropertyByName( msListLabelStringProp ) )
         {
diff --git a/xmloff/source/text/txtexppr.cxx b/xmloff/source/text/txtexppr.cxx
index 98638907015d..5fc9cc4b397b 100644
--- a/xmloff/source/text/txtexppr.cxx
+++ b/xmloff/source/text/txtexppr.cxx
@@ -57,7 +57,7 @@ void XMLTextExportPropertySetMapper::handleElementItem(
         pThis->maDropCapExport.exportXML( rProperty.maValue, bDropWholeWord,
                                           sDropCharStyle );
         pThis->bDropWholeWord = false;
-        pThis->sDropCharStyle = OUString();
+        (pThis->sDropCharStyle).clear();
         break;
 
     case CTF_TABSTOP:
diff --git a/xmloff/source/text/txtimp.cxx b/xmloff/source/text/txtimp.cxx
index 05bbfb78a8c4..a5d715a16e2d 100644
--- a/xmloff/source/text/txtimp.cxx
+++ b/xmloff/source/text/txtimp.cxx
@@ -1457,7 +1457,7 @@ OUString XMLTextImportHelper::SetStyleAndAttrs(
             xPropSet->setPropertyValue( rPropName, makeAny(sStyleName) );
         }
         else
-            sStyleName = OUString();
+            sStyleName.clear();
     }
 
     /* The outline level needs to be only applied as list level, if the heading
diff --git a/xmloff/source/transform/StyleOOoTContext.cxx b/xmloff/source/transform/StyleOOoTContext.cxx
index 3a7c16db35d4..6eb17d4de451 100644
--- a/xmloff/source/transform/StyleOOoTContext.cxx
+++ b/xmloff/source/transform/StyleOOoTContext.cxx
@@ -984,7 +984,7 @@ void XMLPropertiesOOoTContext_Impl::StartElement(
     if (bMoveProtect || bSizeProtect || !aProtectAttrValue.isEmpty())
     {
         if( (bMoveProtect ||bSizeProtect) && IsXMLToken( aProtectAttrValue, XML_NONE ) )
-            aProtectAttrValue = OUString();
+            aProtectAttrValue.clear();
 
         const OUString& rPosition = GetXMLToken( XML_POSITION );
         if( bMoveProtect && -1 == aProtectAttrValue.indexOf( rPosition ) )