diff options
Diffstat (limited to 'ucbhelper/workben/myucp/myucp_content.cxx')
-rw-r--r-- | ucbhelper/workben/myucp/myucp_content.cxx | 986 |
1 files changed, 986 insertions, 0 deletions
diff --git a/ucbhelper/workben/myucp/myucp_content.cxx b/ucbhelper/workben/myucp/myucp_content.cxx new file mode 100644 index 000000000000..2be1c0e8b844 --- /dev/null +++ b/ucbhelper/workben/myucp/myucp_content.cxx @@ -0,0 +1,986 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: myucp_content.cxx,v $ + * $Revision: 1.13 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_ucbhelper.hxx" + +/************************************************************************** + TODO + ************************************************************************** + + *************************************************************************/ + +#include "osl/diagnose.h" + +#include "com/sun/star/beans/PropertyAttribute.hpp" +#include "com/sun/star/beans/XPropertyAccess.hpp" +#include "com/sun/star/lang/IllegalAccessException.hpp" +#include "com/sun/star/sdbc/XRow.hpp" +#include "com/sun/star/ucb/XCommandInfo.hpp" +#include "com/sun/star/ucb/XPersistentPropertySet.hpp" +#include "ucbhelper/contentidentifier.hxx" +#include "ucbhelper/propertyvalueset.hxx" +#include "ucbhelper/cancelcommandexecution.hxx" + +#include "myucp_content.hxx" +#include "myucp_provider.hxx" + +#ifdef IMPLEMENT_COMMAND_INSERT +#include "com/sun/star/ucb/InsertCommandArgument.hpp" +#include "com/sun/star/ucb/MissingInputStreamException.hpp" +#include "com/sun/star/ucb/MissingPropertiesException.hpp" +#endif +#ifdef IMPLEMENT_COMMAND_OPEN +#include "com/sun/star/io/XOutputStream.hpp" +#include "com/sun/star/io/XActiveDataSink.hpp" +#include "com/sun/star/ucb/OpenCommandArgument2.hpp" +#include "com/sun/star/ucb/OpenMode.hpp" +#include "com/sun/star/ucb/UnsupportedDataSinkException.hpp" +#include "com/sun/star/ucb/UnsupportedOpenModeException.hpp" +#include "myucp_resultset.hxx" +#endif + +using namespace com::sun::star; + +// @@@ Adjust namespace name. +using namespace myucp; + +//========================================================================= +//========================================================================= +// +// Content Implementation. +// +//========================================================================= +//========================================================================= + +Content::Content( const uno::Reference< lang::XMultiServiceFactory >& rxSMgr, + ::ucbhelper::ContentProviderImplHelper* pProvider, + const uno::Reference< ucb::XContentIdentifier >& Identifier ) +: ContentImplHelper( rxSMgr, pProvider, Identifier ) +{ + // @@@ Fill m_aProps here or implement lazy evaluation logic for this. + // m_aProps.aTitle = + // m_aprops.aContentType = + // m_aProps.bIsDocument = + // m_aProps.bIsFolder = +} + +//========================================================================= +// virtual +Content::~Content() +{ +} + +//========================================================================= +// +// XInterface methods. +// +//========================================================================= + +// virtual +void SAL_CALL Content::acquire() + throw() +{ + ContentImplHelper::acquire(); +} + +//========================================================================= +// virtual +void SAL_CALL Content::release() + throw() +{ + ContentImplHelper::release(); +} + +//========================================================================= +// virtual +uno::Any SAL_CALL Content::queryInterface( const uno::Type & rType ) + throw ( uno::RuntimeException ) +{ + uno::Any aRet; + + // @@@ Add support for additional interfaces. +#if 0 + aRet = cppu::queryInterface( rType, + static_cast< yyy::Xxxxxxxxx * >( this ) ); +#endif + + return aRet.hasValue() ? aRet : ContentImplHelper::queryInterface( rType ); +} + +//========================================================================= +// +// XTypeProvider methods. +// +//========================================================================= + +XTYPEPROVIDER_COMMON_IMPL( Content ); + +//========================================================================= +// virtual +uno::Sequence< uno::Type > SAL_CALL Content::getTypes() + throw( uno::RuntimeException ) +{ + // @@@ Add own interfaces. + + static cppu::OTypeCollection* pCollection = 0; + + if ( !pCollection ) + { + osl::Guard< osl::Mutex > aGuard( osl::Mutex::getGlobalMutex() ); + if ( !pCollection ) + { + static cppu::OTypeCollection aCollection( + CPPU_TYPE_REF( lang::XTypeProvider ), + CPPU_TYPE_REF( lang::XServiceInfo ), + CPPU_TYPE_REF( lang::XComponent ), + CPPU_TYPE_REF( ucb::XContent ), + CPPU_TYPE_REF( ucb::XCommandProcessor ), + CPPU_TYPE_REF( beans::XPropertiesChangeNotifier ), + CPPU_TYPE_REF( ucb::XCommandInfoChangeNotifier ), + CPPU_TYPE_REF( beans::XPropertyContainer ), + CPPU_TYPE_REF( beans::XPropertySetInfoChangeNotifier ), + CPPU_TYPE_REF( container::XChild ) ); + pCollection = &aCollection; + } + } + + return (*pCollection).getTypes(); +} + +//========================================================================= +// +// XServiceInfo methods. +// +//========================================================================= + +// virtual +rtl::OUString SAL_CALL Content::getImplementationName() + throw( uno::RuntimeException ) +{ + // @@@ Adjust implementation name. + // Prefix with reversed company domain name. + return rtl::OUString::createFromAscii( "com.sun.star.comp.myucp.Content" ); +} + +//========================================================================= +// virtual +uno::Sequence< rtl::OUString > SAL_CALL Content::getSupportedServiceNames() + throw( uno::RuntimeException ) +{ + // @@@ Adjust macro name. + uno::Sequence< rtl::OUString > aSNS( 1 ); + aSNS.getArray()[ 0 ] + = rtl::OUString::createFromAscii( MYUCP_CONTENT_SERVICE_NAME ); + return aSNS; +} + +//========================================================================= +// +// XContent methods. +// +//========================================================================= + +// virtual +rtl::OUString SAL_CALL Content::getContentType() + throw( uno::RuntimeException ) +{ + // @@@ Adjust macro name ( def in myucp_provider.hxx ). + return rtl::OUString::createFromAscii( MYUCP_CONTENT_TYPE ); +} + +//========================================================================= +// +// XCommandProcessor methods. +// +//========================================================================= + +// virtual +uno::Any SAL_CALL Content::execute( + const ucb::Command& aCommand, + sal_Int32 /* CommandId */, + const uno::Reference< ucb::XCommandEnvironment >& Environment ) + throw( uno::Exception, + ucb::CommandAbortedException, + uno::RuntimeException ) +{ + uno::Any aRet; + + if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "getPropertyValues" ) ) ) + { + ////////////////////////////////////////////////////////////////// + // getPropertyValues + ////////////////////////////////////////////////////////////////// + + uno::Sequence< beans::Property > Properties; + if ( !( aCommand.Argument >>= Properties ) ) + { + OSL_ENSURE( sal_False, "Wrong argument type!" ); + ::ucbhelper::cancelCommandExecution( + uno::makeAny( lang::IllegalArgumentException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + aRet <<= getPropertyValues( Properties, Environment ); + } + else if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "setPropertyValues" ) ) ) + { + ////////////////////////////////////////////////////////////////// + // setPropertyValues + ////////////////////////////////////////////////////////////////// + + uno::Sequence< beans::PropertyValue > aProperties; + if ( !( aCommand.Argument >>= aProperties ) ) + { + OSL_ENSURE( sal_False, "Wrong argument type!" ); + ::ucbhelper::cancelCommandExecution( + uno::makeAny( lang::IllegalArgumentException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + if ( !aProperties.getLength() ) + { + OSL_ENSURE( sal_False, "No properties!" ); + ::ucbhelper::cancelCommandExecution( + uno::makeAny( lang::IllegalArgumentException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + aRet <<= setPropertyValues( aProperties, Environment ); + } + else if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "getPropertySetInfo" ) ) ) + { + ////////////////////////////////////////////////////////////////// + // getPropertySetInfo + ////////////////////////////////////////////////////////////////// + + // Note: Implemented by base class. + aRet <<= getPropertySetInfo( Environment ); + } + else if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "getCommandInfo" ) ) ) + { + ////////////////////////////////////////////////////////////////// + // getCommandInfo + ////////////////////////////////////////////////////////////////// + + // Note: Implemented by base class. + aRet <<= getCommandInfo( Environment ); + } +#ifdef IMPLEMENT_COMMAND_OPEN + else if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "open" ) ) ) + { + ucb::OpenCommandArgument2 aOpenCommand; + if ( !( aCommand.Argument >>= aOpenCommand ) ) + { + OSL_ENSURE( sal_False, "Wrong argument type!" ); + ::ucbhelper::cancelCommandExecution( + uno::makeAny( lang::IllegalArgumentException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + sal_Bool bOpenFolder = + ( ( aOpenCommand.Mode == ucb::OpenMode::ALL ) || + ( aOpenCommand.Mode == ucb::OpenMode::FOLDERS ) || + ( aOpenCommand.Mode == ucb::OpenMode::DOCUMENTS ) ); + + if ( bOpenFolder /*&& isFolder( Environment )*/ ) + { + // open as folder - return result set + + uno::Reference< ucb::XDynamicResultSet > xSet + = new DynamicResultSet( m_xSMgr, + this, + aOpenCommand, + Environment ); + aRet <<= xSet; + } + + if ( aOpenCommand.Sink.is() ) + { + // Open document - supply document data stream. + + // Check open mode + if ( ( aOpenCommand.Mode + == ucb::OpenMode::DOCUMENT_SHARE_DENY_NONE ) || + ( aOpenCommand.Mode + == ucb::OpenMode::DOCUMENT_SHARE_DENY_WRITE ) ) + { + // Unsupported. + ::ucbhelper::cancelCommandExecution( + uno::makeAny( ucb::UnsupportedOpenModeException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + sal_Int16( aOpenCommand.Mode ) ) ), + Environment ); + // Unreachable + } + + + rtl::OUString aURL = m_xIdentifier->getContentIdentifier(); + uno::Reference< io::XOutputStream > xOut + = uno::Reference< io::XOutputStream >( + aOpenCommand.Sink, uno::UNO_QUERY ); + if ( xOut.is() ) + { + // @@@ write data into xOut + } + else + { + uno::Reference< io::XActiveDataSink > xDataSink( + aOpenCommand.Sink, uno::UNO_QUERY ); + if ( xDataSink.is() ) + { + uno::Reference< io::XInputStream > xIn + /* @@@ your XInputStream + XSeekable impl. object */; + xDataSink->setInputStream( xIn ); + } + else + { + // Note: aOpenCommand.Sink may contain an XStream + // implementation. Support for this type of + // sink is optional... + ::ucbhelper::cancelCommandExecution( + uno::makeAny( ucb::UnsupportedDataSinkException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + aOpenCommand.Sink ) ), + Environment ); + // Unreachable + } + } + } + } +#endif // IMPLEMENT_COMMAND_OPEN + +#ifdef IMPLEMENT_COMMAND_INSERT + else if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "insert" ) ) ) + { + ////////////////////////////////////////////////////////////////// + // insert + ////////////////////////////////////////////////////////////////// + + ucb::InsertCommandArgument arg; + if ( !( aCommand.Argument >>= arg ) ) + { + OSL_ENSURE( sal_False, "Wrong argument type!" ); + ::ucbhelper::cancelCommandExecution( + uno::makeAny( lang::IllegalArgumentException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + insert( arg.Data, arg.ReplaceExisting, Environment ); + } +#endif // IMPLEMENT_COMMAND_INSERT + +#ifdef IMPLEMENT_COMMAND_DELETE + else if ( aCommand.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "delete" ) ) ) + { + ////////////////////////////////////////////////////////////////// + // delete + ////////////////////////////////////////////////////////////////// + + sal_Bool bDeletePhysical = sal_False; + aCommand.Argument >>= bDeletePhysical; + destroy( bDeletePhysical ); + + // Remove own and all children's Additional Core Properties. + removeAdditionalPropertySet( sal_True ); + + // Remove own and all childrens(!) persistent data. +// removeData(); + } +#endif // IMPLEMENT_COMMAND_DELETE + else + { + ////////////////////////////////////////////////////////////////// + // Unsupported command + ////////////////////////////////////////////////////////////////// + + OSL_ENSURE( sal_False, "Content::execute - unsupported command!" ); + + ::ucbhelper::cancelCommandExecution( + uno::makeAny( ucb::UnsupportedCommandException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ) ) ), + Environment ); + // Unreachable + } + + return aRet; +} + +//========================================================================= +// virtual +void SAL_CALL Content::abort( sal_Int32 ) + throw( uno::RuntimeException ) +{ + // @@@ Implement logic to abort running commands, if this makes + // sense for your content. +} + +//========================================================================= +// +// Non-interface methods. +// +//========================================================================= + +// virtual +rtl::OUString Content::getParentURL() +{ + rtl::OUString aURL = m_xIdentifier->getContentIdentifier(); + + // @@@ Extract URL of parent from aURL and return it... + + return rtl::OUString(); +} + +//========================================================================= +// static +uno::Reference< sdbc::XRow > Content::getPropertyValues( + const uno::Reference< lang::XMultiServiceFactory >& rSMgr, + const uno::Sequence< beans::Property >& rProperties, + const ContentProperties& rData, + const rtl::Reference< + ::ucbhelper::ContentProviderImplHelper >& rProvider, + const rtl::OUString& rContentId ) +{ + // Note: Empty sequence means "get values of all supported properties". + + rtl::Reference< ::ucbhelper::PropertyValueSet > xRow + = new ::ucbhelper::PropertyValueSet( rSMgr ); + + sal_Int32 nCount = rProperties.getLength(); + if ( nCount ) + { + uno::Reference< beans::XPropertySet > xAdditionalPropSet; + sal_Bool bTriedToGetAdditonalPropSet = sal_False; + + const beans::Property* pProps = rProperties.getConstArray(); + for ( sal_Int32 n = 0; n < nCount; ++n ) + { + const beans::Property& rProp = pProps[ n ]; + + // Process Core properties. + + if ( rProp.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "ContentType" ) ) ) + { + xRow->appendString ( rProp, rData.aContentType ); + } + else if ( rProp.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "Title" ) ) ) + { + xRow->appendString ( rProp, rData.aTitle ); + } + else if ( rProp.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "IsDocument" ) ) ) + { + xRow->appendBoolean( rProp, rData.bIsDocument ); + } + else if ( rProp.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "IsFolder" ) ) ) + { + xRow->appendBoolean( rProp, rData.bIsFolder ); + } + + // @@@ Process other properties supported directly. +#if 0 + else if ( rProp.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "xxxxxx" ) ) ) + { + } +#endif + else + { + // @@@ Note: If your data source supports adding/removing + // properties, you should implement the interface + // XPropertyContainer by yourself and supply your own + // logic here. The base class uses the service + // "com.sun.star.ucb.Store" to maintain Additional Core + // properties. But using server functionality is preferred! + + // Not a Core Property! Maybe it's an Additional Core Property?! + + if ( !bTriedToGetAdditonalPropSet && !xAdditionalPropSet.is() ) + { + xAdditionalPropSet + = uno::Reference< beans::XPropertySet >( + rProvider->getAdditionalPropertySet( rContentId, + sal_False ), + uno::UNO_QUERY ); + bTriedToGetAdditonalPropSet = sal_True; + } + + if ( xAdditionalPropSet.is() ) + { + if ( !xRow->appendPropertySetValue( + xAdditionalPropSet, + rProp ) ) + { + // Append empty entry. + xRow->appendVoid( rProp ); + } + } + else + { + // Append empty entry. + xRow->appendVoid( rProp ); + } + } + } + } + else + { + // Append all Core Properties. + xRow->appendString ( + beans::Property( rtl::OUString::createFromAscii( "ContentType" ), + -1, + getCppuType( static_cast< const rtl::OUString * >( 0 ) ), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.aContentType ); + xRow->appendString ( + beans::Property( rtl::OUString::createFromAscii( "Title" ), + -1, + getCppuType( static_cast< const rtl::OUString * >( 0 ) ), + beans::PropertyAttribute::BOUND ), + rData.aTitle ); + xRow->appendBoolean( + beans::Property( rtl::OUString::createFromAscii( "IsDocument" ), + -1, + getCppuBooleanType(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.bIsDocument ); + xRow->appendBoolean( + beans::Property( rtl::OUString::createFromAscii( "IsFolder" ), + -1, + getCppuBooleanType(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.bIsFolder ); + + // @@@ Append other properties supported directly. + + // @@@ Note: If your data source supports adding/removing + // properties, you should implement the interface + // XPropertyContainer by yourself and supply your own + // logic here. The base class uses the service + // "com.sun.star.ucb.Store" to maintain Additional Core + // properties. But using server functionality is preferred! + + // Append all Additional Core Properties. + + uno::Reference< beans::XPropertySet > xSet( + rProvider->getAdditionalPropertySet( rContentId, sal_False ), + uno::UNO_QUERY ); + xRow->appendPropertySet( xSet ); + } + + return uno::Reference< sdbc::XRow >( xRow.get() ); +} + +//========================================================================= +uno::Reference< sdbc::XRow > Content::getPropertyValues( + const uno::Sequence< beans::Property >& rProperties, + const uno::Reference< ucb::XCommandEnvironment >& /* xEnv */) +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + return getPropertyValues( m_xSMgr, + rProperties, + m_aProps, + rtl::Reference< + ::ucbhelper::ContentProviderImplHelper >( + m_xProvider.get() ), + m_xIdentifier->getContentIdentifier() ); +} + +//========================================================================= +uno::Sequence< uno::Any > Content::setPropertyValues( + const uno::Sequence< beans::PropertyValue >& rValues, + const uno::Reference< ucb::XCommandEnvironment >& /* xEnv */) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex ); + + uno::Sequence< uno::Any > aRet( rValues.getLength() ); + uno::Sequence< beans::PropertyChangeEvent > aChanges( rValues.getLength() ); + sal_Int32 nChanged = 0; + + beans::PropertyChangeEvent aEvent; + aEvent.Source = static_cast< cppu::OWeakObject * >( this ); + aEvent.Further = sal_False; +// aEvent.PropertyName = + aEvent.PropertyHandle = -1; +// aEvent.OldValue = +// aEvent.NewValue = + + const beans::PropertyValue* pValues = rValues.getConstArray(); + sal_Int32 nCount = rValues.getLength(); + + uno::Reference< ucb::XPersistentPropertySet > xAdditionalPropSet; + sal_Bool bTriedToGetAdditonalPropSet = sal_False; + + for ( sal_Int32 n = 0; n < nCount; ++n ) + { + const beans::PropertyValue& rValue = pValues[ n ]; + + if ( rValue.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "ContentType" ) ) ) + { + // Read-only property! + aRet[ n ] <<= lang::IllegalAccessException( + rtl::OUString::createFromAscii( + "Property is read-only!" ), + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "IsDocument" ) ) ) + { + // Read-only property! + aRet[ n ] <<= lang::IllegalAccessException( + rtl::OUString::createFromAscii( + "Property is read-only!" ), + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "IsFolder" ) ) ) + { + // Read-only property! + aRet[ n ] <<= lang::IllegalAccessException( + rtl::OUString::createFromAscii( + "Property is read-only!" ), + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "Title" ) ) ) + { + rtl::OUString aNewValue; + if ( rValue.Value >>= aNewValue ) + { + if ( aNewValue != m_aProps.aTitle ) + { + aEvent.PropertyName = rValue.Name; + aEvent.OldValue = uno::makeAny( m_aProps.aTitle ); + aEvent.NewValue = uno::makeAny( aNewValue ); + + aChanges.getArray()[ nChanged ] = aEvent; + + m_aProps.aTitle = aNewValue; + nChanged++; + } + else + { + // Old value equals new value. No error! + } + } + else + { + aRet[ n ] <<= beans::IllegalTypeException( + rtl::OUString::createFromAscii( + "Property value has wrong type!" ), + static_cast< cppu::OWeakObject * >( this ) ); + } + } + + // @@@ Process other properties supported directly. +#if 0 + else if ( rValue.Name.equalsAsciiL( + RTL_CONSTASCII_STRINGPARAM( "xxxxxx" ) ) ) + { + } +#endif + else + { + // @@@ Note: If your data source supports adding/removing + // properties, you should implement the interface + // XPropertyContainer by yourself and supply your own + // logic here. The base class uses the service + // "com.sun.star.ucb.Store" to maintain Additional Core + // properties. But using server functionality is preferred! + + // Not a Core Property! Maybe it's an Additional Core Property?! + + if ( !bTriedToGetAdditonalPropSet && !xAdditionalPropSet.is() ) + { + xAdditionalPropSet = getAdditionalPropertySet( sal_False ); + bTriedToGetAdditonalPropSet = sal_True; + } + + if ( xAdditionalPropSet.is() ) + { + try + { + uno::Any aOldValue + = xAdditionalPropSet->getPropertyValue( rValue.Name ); + if ( aOldValue != rValue.Value ) + { + xAdditionalPropSet->setPropertyValue( + rValue.Name, rValue.Value ); + + aEvent.PropertyName = rValue.Name; + aEvent.OldValue = aOldValue; + aEvent.NewValue = rValue.Value; + + aChanges.getArray()[ nChanged ] = aEvent; + nChanged++; + } + else + { + // Old value equals new value. No error! + } + } + catch ( beans::UnknownPropertyException const & e ) + { + aRet[ n ] <<= e; + } + catch ( lang::WrappedTargetException const & e ) + { + aRet[ n ] <<= e; + } + catch ( beans::PropertyVetoException const & e ) + { + aRet[ n ] <<= e; + } + catch ( lang::IllegalArgumentException const & e ) + { + aRet[ n ] <<= e; + } + } + else + { + aRet[ n ] <<= uno::Exception( + rtl::OUString::createFromAscii( + "No property set for storing the value!" ), + static_cast< cppu::OWeakObject * >( this ) ); + } + } + } + + if ( nChanged > 0 ) + { + // @@@ Save changes. +// storeData(); + + aGuard.clear(); + aChanges.realloc( nChanged ); + notifyPropertiesChange( aChanges ); + } + + return aRet; +} + +#ifdef IMPLEMENT_COMMAND_INSERT + +//========================================================================= +void Content::queryChildren( ContentRefList& rChildren ) +{ + // @@@ Adapt method to your URL scheme... + + // Obtain a list with a snapshot of all currently instanciated contents + // from provider and extract the contents which are direct children + // of this content. + + ::ucbhelper::ContentRefList aAllContents; + m_xProvider->queryExistingContents( aAllContents ); + + ::rtl::OUString aURL = m_xIdentifier->getContentIdentifier(); + sal_Int32 nPos = aURL.lastIndexOf( '/' ); + + if ( nPos != ( aURL.getLength() - 1 ) ) + { + // No trailing slash found. Append. + aURL += ::rtl::OUString::createFromAscii( "/" ); + } + + sal_Int32 nLen = aURL.getLength(); + + ::ucbhelper::ContentRefList::const_iterator it = aAllContents.begin(); + ::ucbhelper::ContentRefList::const_iterator end = aAllContents.end(); + + while ( it != end ) + { + ::ucbhelper::ContentImplHelperRef xChild = (*it); + ::rtl::OUString aChildURL + = xChild->getIdentifier()->getContentIdentifier(); + + // Is aURL a prefix of aChildURL? + if ( ( aChildURL.getLength() > nLen ) && + ( aChildURL.compareTo( aURL, nLen ) == 0 ) ) + { + nPos = aChildURL.indexOf( '/', nLen ); + + if ( ( nPos == -1 ) || + ( nPos == ( aChildURL.getLength() - 1 ) ) ) + { + // No further slashes / only a final slash. It's a child! + rChildren.push_back( + ContentRef( + static_cast< Content * >( xChild.get() ) ) ); + } + } + ++it; + } +} + +//========================================================================= +void Content::insert( + const uno::Reference< io::XInputStream > & xInputStream, + sal_Bool bReplaceExisting, + const uno::Reference< ucb::XCommandEnvironment >& Environment ) + throw( uno::Exception ) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex ); + + // Check, if all required properties were set. + +#if 0 + // @@@ add checks for property presence + if ( m_aProps.xxxx == yyyyy ) + { + OSL_ENSURE( sal_False, "Content::insert - property value missing!" ); + + uno::Sequence< rtl::OUString > aProps( 1 ); + aProps[ 0 ] = rtl::OUString::createFromAscii( "zzzz" ); + ::ucbhelper::cancelCommandExecution( + uno::makeAny( ucb::MissingPropertiesException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ), + aProps ) ), + Environment ); + // Unreachable + } +#endif + + bool bNeedInputStream = true; // @@@ adjust to real requirements + if ( bNeedInputStream && !xInputStream.is() ) + { + OSL_ENSURE( sal_False, "Content::insert - No data stream!" ); + + ::ucbhelper::cancelCommandExecution( + uno::makeAny( ucb::MissingInputStreamException( + rtl::OUString(), + static_cast< cppu::OWeakObject * >( this ) ) ), + Environment ); + // Unreachable + } + + // Assemble new content identifier... + + uno::Reference< ucb::XContentIdentifier > xId /* @@@ create content identifier */; + + // Fail, if a resource with given id already exists. + if ( !bReplaceExisting /*&& hasData( xId ) @@@ impl for hasData() */ ) + { + uno::Any aProps + = uno::makeAny( beans::PropertyValue( + rtl::OUString( + RTL_CONSTASCII_USTRINGPARAM( "Uri" ) ), + -1, + uno::makeAny( xId->getContentIdentifier() ), + beans::PropertyState_DIRECT_VALUE ) ); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_ALREADY_EXISTING, + uno::Sequence< uno::Any >(&aProps, 1), + Environment, + rtl::OUString::createFromAscii( "content already existing!!" ), + this ); + // Unreachable + } + + m_xIdentifier = xId; + +// @@@ +// storeData(); + + aGuard.clear(); + inserted(); +} + +#endif // IMPLEMENT_COMMAND_INSERT + +#ifdef IMPLEMENT_COMMAND_DELETE + +//========================================================================= +void Content::destroy( sal_Bool bDeletePhysical ) + throw( uno::Exception ) +{ + // @@@ take care about bDeletePhysical -> trashcan support + + uno::Reference< ucb::XContent > xThis = this; + + deleted(); + + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + // Process instanciated children... + + ContentRefList aChildren; + queryChildren( aChildren ); + + ContentRefList::const_iterator it = aChildren.begin(); + ContentRefList::const_iterator end = aChildren.end(); + + while ( it != end ) + { + (*it)->destroy( bDeletePhysical ); + ++it; + } +} + +#endif // IMPLEMENT_COMMAND_DELETE + + |