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Diffstat (limited to 'ucb/source/ucp/package/pkgcontent.cxx')
| -rw-r--r-- | ucb/source/ucp/package/pkgcontent.cxx | 2689 |
1 files changed, 2689 insertions, 0 deletions
diff --git a/ucb/source/ucp/package/pkgcontent.cxx b/ucb/source/ucp/package/pkgcontent.cxx new file mode 100644 index 000000000..7fa8a1393 --- /dev/null +++ b/ucb/source/ucp/package/pkgcontent.cxx @@ -0,0 +1,2689 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + + +/************************************************************************** + TODO + ************************************************************************** + *************************************************************************/ +#include <sal/config.h> + +#include <string_view> + +#include <osl/diagnose.h> + +#include <rtl/ustring.hxx> +#include <com/sun/star/beans/IllegalTypeException.hpp> +#include <com/sun/star/beans/PropertyAttribute.hpp> +#include <com/sun/star/beans/PropertyExistException.hpp> +#include <com/sun/star/beans/PropertyState.hpp> +#include <com/sun/star/container/XEnumerationAccess.hpp> +#include <com/sun/star/container/XHierarchicalNameAccess.hpp> +#include <com/sun/star/container/XNameContainer.hpp> +#include <com/sun/star/container/XNamed.hpp> +#include <com/sun/star/io/BufferSizeExceededException.hpp> +#include <com/sun/star/io/NotConnectedException.hpp> +#include <com/sun/star/io/XActiveDataSink.hpp> +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/lang/IllegalAccessException.hpp> +#include <com/sun/star/ucb/ContentInfoAttribute.hpp> +#include <com/sun/star/ucb/IllegalIdentifierException.hpp> +#include <com/sun/star/ucb/InsertCommandArgument.hpp> +#include <com/sun/star/ucb/InteractiveBadTransferURLException.hpp> +#include <com/sun/star/ucb/MissingInputStreamException.hpp> +#include <com/sun/star/ucb/NameClash.hpp> +#include <com/sun/star/ucb/NameClashException.hpp> +#include <com/sun/star/ucb/OpenCommandArgument2.hpp> +#include <com/sun/star/ucb/OpenMode.hpp> +#include <com/sun/star/ucb/TransferInfo.hpp> +#include <com/sun/star/ucb/UnsupportedCommandException.hpp> +#include <com/sun/star/ucb/UnsupportedDataSinkException.hpp> +#include <com/sun/star/ucb/UnsupportedNameClashException.hpp> +#include <com/sun/star/ucb/UnsupportedOpenModeException.hpp> +#include <com/sun/star/ucb/XCommandInfo.hpp> +#include <com/sun/star/ucb/XPersistentPropertySet.hpp> +#include <com/sun/star/util/XChangesBatch.hpp> +#include <com/sun/star/lang/XSingleServiceFactory.hpp> +#include <com/sun/star/uno/Any.hxx> +#include <com/sun/star/uno/Sequence.hxx> +#include <comphelper/propertysequence.hxx> +#include <cppuhelper/queryinterface.hxx> +#include <ucbhelper/contentidentifier.hxx> +#include <ucbhelper/propertyvalueset.hxx> +#include <ucbhelper/cancelcommandexecution.hxx> +#include <ucbhelper/macros.hxx> +#include "pkgcontent.hxx" +#include "pkgprovider.hxx" +#include "pkgresultset.hxx" + +#include "../inc/urihelper.hxx" + +using namespace com::sun::star; +using namespace package_ucp; + +#define NONE_MODIFIED sal_uInt32( 0x00 ) +#define MEDIATYPE_MODIFIED sal_uInt32( 0x01 ) +#define COMPRESSED_MODIFIED sal_uInt32( 0x02 ) +#define ENCRYPTED_MODIFIED sal_uInt32( 0x04 ) +#define ENCRYPTIONKEY_MODIFIED sal_uInt32( 0x08 ) + + +// ContentProperties Implementation. + + +ContentProperties::ContentProperties( const OUString& rContentType ) +: aContentType( rContentType ), + nSize( 0 ), + bCompressed( true ), + bEncrypted( false ), + bHasEncryptedEntries( false ) +{ + bIsFolder = rContentType == PACKAGE_FOLDER_CONTENT_TYPE || rContentType == PACKAGE_ZIP_FOLDER_CONTENT_TYPE; + bIsDocument = !bIsFolder; + + OSL_ENSURE( bIsFolder || rContentType == PACKAGE_STREAM_CONTENT_TYPE || rContentType == PACKAGE_ZIP_STREAM_CONTENT_TYPE, + "ContentProperties::ContentProperties - Unknown type!" ); +} + + +uno::Sequence< ucb::ContentInfo > +ContentProperties::getCreatableContentsInfo( PackageUri const & rUri ) const +{ + if ( bIsFolder ) + { + uno::Sequence< beans::Property > aProps( 1 ); + aProps.getArray()[ 0 ] = beans::Property( + "Title", + -1, + cppu::UnoType<OUString>::get(), + beans::PropertyAttribute::BOUND ); + + uno::Sequence< ucb::ContentInfo > aSeq( 2 ); + + // Folder. + aSeq.getArray()[ 0 ].Type + = Content::getContentType( rUri.getScheme(), true ); + aSeq.getArray()[ 0 ].Attributes + = ucb::ContentInfoAttribute::KIND_FOLDER; + aSeq.getArray()[ 0 ].Properties = aProps; + + // Stream. + aSeq.getArray()[ 1 ].Type + = Content::getContentType( rUri.getScheme(), false ); + aSeq.getArray()[ 1 ].Attributes + = ucb::ContentInfoAttribute::INSERT_WITH_INPUTSTREAM + | ucb::ContentInfoAttribute::KIND_DOCUMENT; + aSeq.getArray()[ 1 ].Properties = aProps; + + return aSeq; + } + else + { + return uno::Sequence< ucb::ContentInfo >( 0 ); + } +} + + +// Content Implementation. + + +// static ( "virtual" ctor ) +rtl::Reference<Content> Content::create( + const uno::Reference< uno::XComponentContext >& rxContext, + ContentProvider* pProvider, + const uno::Reference< ucb::XContentIdentifier >& Identifier ) +{ + OUString aURL = Identifier->getContentIdentifier(); + PackageUri aURI( aURL ); + ContentProperties aProps; + uno::Reference< container::XHierarchicalNameAccess > xPackage; + + if ( loadData( pProvider, aURI, aProps, xPackage ) ) + { + // resource exists + + sal_Int32 nLastSlash = aURL.lastIndexOf( '/' ); + if ( ( nLastSlash + 1 ) == aURL.getLength() ) + { + // Client explicitly requested a folder! + if ( !aProps.bIsFolder ) + return nullptr; + } + + uno::Reference< ucb::XContentIdentifier > xId + = new ::ucbhelper::ContentIdentifier( aURI.getUri() ); + return new Content( rxContext, pProvider, xId, xPackage, aURI, aProps ); + } + else + { + // resource doesn't exist + + bool bFolder = false; + + // Guess type according to URI. + sal_Int32 nLastSlash = aURL.lastIndexOf( '/' ); + if ( ( nLastSlash + 1 ) == aURL.getLength() ) + bFolder = true; + + uno::Reference< ucb::XContentIdentifier > xId + = new ::ucbhelper::ContentIdentifier( aURI.getUri() ); + + ucb::ContentInfo aInfo; + if ( bFolder || aURI.isRootFolder() ) + aInfo.Type = getContentType( aURI.getScheme(), true ); + else + aInfo.Type = getContentType( aURI.getScheme(), false ); + + return new Content( rxContext, pProvider, xId, xPackage, aURI, aInfo ); + } +} + + +// static ( "virtual" ctor ) +rtl::Reference<Content> Content::create( + const uno::Reference< uno::XComponentContext >& rxContext, + ContentProvider* pProvider, + const uno::Reference< ucb::XContentIdentifier >& Identifier, + const ucb::ContentInfo& Info ) +{ + if ( Info.Type.isEmpty() ) + return nullptr; + + PackageUri aURI( Identifier->getContentIdentifier() ); + + if ( !Info.Type.equalsIgnoreAsciiCase( + getContentType( aURI.getScheme(), true ) ) && + !Info.Type.equalsIgnoreAsciiCase( + getContentType( aURI.getScheme(), false ) ) ) + return nullptr; + + uno::Reference< container::XHierarchicalNameAccess > xPackage = pProvider->createPackage( aURI ); + + uno::Reference< ucb::XContentIdentifier > xId + = new ::ucbhelper::ContentIdentifier( aURI.getUri() ); + return new Content( rxContext, pProvider, xId, xPackage, aURI, Info ); +} + + +// static +OUString Content::getContentType( + std::u16string_view aScheme, bool bFolder ) +{ + return ( OUString::Concat("application/") + + aScheme + + ( bFolder + ? std::u16string_view(u"-folder") + : std::u16string_view(u"-stream") ) ); +} + + +Content::Content( + const uno::Reference< uno::XComponentContext >& rxContext, + ContentProvider* pProvider, + const uno::Reference< ucb::XContentIdentifier >& Identifier, + const uno::Reference< container::XHierarchicalNameAccess > & Package, + const PackageUri& rUri, + const ContentProperties& rProps ) +: ContentImplHelper( rxContext, pProvider, Identifier ), + m_aUri( rUri ), + m_aProps( rProps ), + m_eState( PERSISTENT ), + m_xPackage( Package ), + m_pProvider( pProvider ), + m_nModifiedProps( NONE_MODIFIED ) +{ +} + + +Content::Content( + const uno::Reference< uno::XComponentContext >& rxContext, + ContentProvider* pProvider, + const uno::Reference< ucb::XContentIdentifier >& Identifier, + const uno::Reference< container::XHierarchicalNameAccess > & Package, + const PackageUri& rUri, + const ucb::ContentInfo& Info ) + : ContentImplHelper( rxContext, pProvider, Identifier ), + m_aUri( rUri ), + m_aProps( Info.Type ), + m_eState( TRANSIENT ), + m_xPackage( Package ), + m_pProvider( pProvider ), + m_nModifiedProps( NONE_MODIFIED ) +{ +} + + +// virtual +Content::~Content() +{ +} + + +// XInterface methods. + + +// virtual +void SAL_CALL Content::acquire() + noexcept +{ + ContentImplHelper::acquire(); +} + + +// virtual +void SAL_CALL Content::release() + noexcept +{ + ContentImplHelper::release(); +} + + +// virtual +uno::Any SAL_CALL Content::queryInterface( const uno::Type & rType ) +{ + uno::Any aRet; + + if ( isFolder() ) + aRet = cppu::queryInterface( + rType, static_cast< ucb::XContentCreator * >( this ) ); + + return aRet.hasValue() ? aRet : ContentImplHelper::queryInterface( rType ); +} + + +// XTypeProvider methods. + + +XTYPEPROVIDER_COMMON_IMPL( Content ); + + +// virtual +uno::Sequence< uno::Type > SAL_CALL Content::getTypes() +{ + if ( isFolder() ) + { + static cppu::OTypeCollection s_aFolderTypes( + 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 ), + CPPU_TYPE_REF( ucb::XContentCreator ) ); + + return s_aFolderTypes.getTypes(); + + } + else + { + static cppu::OTypeCollection s_aDocumentTypes( + 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 ) ); + + return s_aDocumentTypes.getTypes(); + } +} + + +// XServiceInfo methods. + + +// virtual +OUString SAL_CALL Content::getImplementationName() +{ + return "com.sun.star.comp.ucb.PackageContent"; +} + + +// virtual +uno::Sequence< OUString > SAL_CALL Content::getSupportedServiceNames() +{ + return { isFolder()? OUString("com.sun.star.ucb.PackageFolderContent"):OUString("com.sun.star.ucb.PackageStreamContent") } ; +} + + +// XContent methods. + + +// virtual +OUString SAL_CALL Content::getContentType() +{ + return m_aProps.aContentType; +} + + +// XCommandProcessor methods. + + +// virtual +uno::Any SAL_CALL Content::execute( + const ucb::Command& aCommand, + sal_Int32 /*CommandId*/, + const uno::Reference< ucb::XCommandEnvironment >& Environment ) +{ + uno::Any aRet; + + if ( aCommand.Name == "getPropertyValues" ) + { + + // getPropertyValues + + + uno::Sequence< beans::Property > Properties; + if ( !( aCommand.Argument >>= Properties ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "Wrong argument type!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + aRet <<= getPropertyValues( Properties ); + } + else if ( aCommand.Name == "setPropertyValues" ) + { + + // setPropertyValues + + + uno::Sequence< beans::PropertyValue > aProperties; + if ( !( aCommand.Argument >>= aProperties ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "Wrong argument type!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + if ( !aProperties.hasElements() ) + { + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "No properties!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + aRet <<= setPropertyValues( aProperties, Environment ); + } + else if ( aCommand.Name == "getPropertySetInfo" ) + { + + // getPropertySetInfo + + + // Note: Implemented by base class. + aRet <<= getPropertySetInfo( Environment ); + } + else if ( aCommand.Name == "getCommandInfo" ) + { + + // getCommandInfo + + + // Note: Implemented by base class. + aRet <<= getCommandInfo( Environment ); + } + else if ( aCommand.Name == "open" ) + { + + // open + + + ucb::OpenCommandArgument2 aOpenCommand; + if ( !( aCommand.Argument >>= aOpenCommand ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "Wrong argument type!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + aRet = open( aOpenCommand, Environment ); + } + else if ( !m_aUri.isRootFolder() && aCommand.Name == "insert" ) + { + + // insert + + + ucb::InsertCommandArgument aArg; + if ( !( aCommand.Argument >>= aArg ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "Wrong argument type!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + sal_Int32 nNameClash = aArg.ReplaceExisting + ? ucb::NameClash::OVERWRITE + : ucb::NameClash::ERROR; + insert( aArg.Data, nNameClash, Environment ); + } + else if ( !m_aUri.isRootFolder() && aCommand.Name == "delete" ) + { + + // delete + + + bool bDeletePhysical = false; + aCommand.Argument >>= bDeletePhysical; + destroy( bDeletePhysical, Environment ); + + // Remove own and all children's persistent data. + if ( !removeData() ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_WRITE, + aArgs, + Environment, + "Cannot remove persistent data!", + this ); + // Unreachable + } + + // Remove own and all children's Additional Core Properties. + removeAdditionalPropertySet(); + } + else if ( aCommand.Name == "transfer" ) + { + + // transfer + // ( Not available at stream objects ) + + + ucb::TransferInfo aInfo; + if ( !( aCommand.Argument >>= aInfo ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "Wrong argument type!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + transfer( aInfo, Environment ); + } + else if ( aCommand.Name == "createNewContent" && isFolder() ) + { + + // createNewContent + // ( Not available at stream objects ) + + + ucb::ContentInfo aInfo; + if ( !( aCommand.Argument >>= aInfo ) ) + { + OSL_FAIL( "Wrong argument type!" ); + ucbhelper::cancelCommandExecution( + uno::Any( lang::IllegalArgumentException( + "Wrong argument type!", + static_cast< cppu::OWeakObject * >( this ), + -1 ) ), + Environment ); + // Unreachable + } + + aRet <<= createNewContent( aInfo ); + } + else if ( aCommand.Name == "flush" ) + { + + // flush + // ( Not available at stream objects ) + + + if( !flushData() ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_WRITE, + aArgs, + Environment, + "Cannot write file to disk!", + this ); + // Unreachable + } + } + else + { + + // Unsupported command + + + ucbhelper::cancelCommandExecution( + uno::Any( ucb::UnsupportedCommandException( + OUString(), + static_cast< cppu::OWeakObject * >( this ) ) ), + Environment ); + // Unreachable + } + + return aRet; +} + + +// virtual +void SAL_CALL Content::abort( sal_Int32 /*CommandId*/ ) +{ + // @@@ Implement logic to abort running commands, if this makes + // sense for your content. +} + + +// XContentCreator methods. + + +// virtual +uno::Sequence< ucb::ContentInfo > SAL_CALL +Content::queryCreatableContentsInfo() +{ + return m_aProps.getCreatableContentsInfo( m_aUri ); +} + + +// virtual +uno::Reference< ucb::XContent > SAL_CALL +Content::createNewContent( const ucb::ContentInfo& Info ) +{ + if ( isFolder() ) + { + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + if ( Info.Type.isEmpty() ) + return uno::Reference< ucb::XContent >(); + + if ( !Info.Type.equalsIgnoreAsciiCase( + getContentType( m_aUri.getScheme(), true ) ) && + !Info.Type.equalsIgnoreAsciiCase( + getContentType( m_aUri.getScheme(), false ) ) ) + return uno::Reference< ucb::XContent >(); + + OUString aURL = m_aUri.getUri() + "/"; + + if ( Info.Type.equalsIgnoreAsciiCase( + getContentType( m_aUri.getScheme(), true ) ) ) + aURL += "New_Folder"; + else + aURL += "New_Stream"; + + uno::Reference< ucb::XContentIdentifier > xId( + new ::ucbhelper::ContentIdentifier( aURL ) ); + + return create( m_xContext, m_pProvider, xId, Info ); + } + else + { + OSL_FAIL( "createNewContent called on non-folder object!" ); + return uno::Reference< ucb::XContent >(); + } +} + + +// Non-interface methods. + + +// virtual +OUString Content::getParentURL() +{ + return m_aUri.getParentUri(); +} + + +// static +uno::Reference< sdbc::XRow > Content::getPropertyValues( + const uno::Reference< uno::XComponentContext >& rxContext, + const uno::Sequence< beans::Property >& rProperties, + ContentProvider* pProvider, + const OUString& rContentId ) +{ + ContentProperties aData; + uno::Reference< container::XHierarchicalNameAccess > xPackage; + if ( loadData( pProvider, PackageUri( rContentId ), aData, xPackage ) ) + { + return getPropertyValues( rxContext, + rProperties, + aData, + rtl::Reference< + ::ucbhelper::ContentProviderImplHelper >( + pProvider ), + rContentId ); + } + else + { + rtl::Reference< ::ucbhelper::PropertyValueSet > xRow + = new ::ucbhelper::PropertyValueSet( rxContext ); + + for ( const beans::Property& rProp : rProperties ) + xRow->appendVoid( rProp ); + + return xRow; + } +} + + +// static +uno::Reference< sdbc::XRow > Content::getPropertyValues( + const uno::Reference< uno::XComponentContext >& rxContext, + const uno::Sequence< beans::Property >& rProperties, + const ContentProperties& rData, + const rtl::Reference< ::ucbhelper::ContentProviderImplHelper >& + rProvider, + const OUString& rContentId ) +{ + // Note: Empty sequence means "get values of all supported properties". + + rtl::Reference< ::ucbhelper::PropertyValueSet > xRow + = new ::ucbhelper::PropertyValueSet( rxContext ); + + if ( rProperties.hasElements() ) + { + uno::Reference< beans::XPropertySet > xAdditionalPropSet; + bool bTriedToGetAdditionalPropSet = false; + + for ( const beans::Property& rProp : rProperties ) + { + // Process Core properties. + + if ( rProp.Name == "ContentType" ) + { + xRow->appendString ( rProp, rData.aContentType ); + } + else if ( rProp.Name == "Title" ) + { + xRow->appendString ( rProp, rData.aTitle ); + } + else if ( rProp.Name == "IsDocument" ) + { + xRow->appendBoolean( rProp, rData.bIsDocument ); + } + else if ( rProp.Name == "IsFolder" ) + { + xRow->appendBoolean( rProp, rData.bIsFolder ); + } + else if ( rProp.Name == "CreatableContentsInfo" ) + { + xRow->appendObject( + rProp, uno::Any( + rData.getCreatableContentsInfo( + PackageUri( rContentId ) ) ) ); + } + else if ( rProp.Name == "MediaType" ) + { + xRow->appendString ( rProp, rData.aMediaType ); + } + else if ( rProp.Name == "Size" ) + { + // Property only available for streams. + if ( rData.bIsDocument ) + xRow->appendLong( rProp, rData.nSize ); + else + xRow->appendVoid( rProp ); + } + else if ( rProp.Name == "Compressed" ) + { + // Property only available for streams. + if ( rData.bIsDocument ) + xRow->appendBoolean( rProp, rData.bCompressed ); + else + xRow->appendVoid( rProp ); + } + else if ( rProp.Name == "Encrypted" ) + { + // Property only available for streams. + if ( rData.bIsDocument ) + xRow->appendBoolean( rProp, rData.bEncrypted ); + else + xRow->appendVoid( rProp ); + } + else if ( rProp.Name == "HasEncryptedEntries" ) + { + // Property only available for root folder. + PackageUri aURI( rContentId ); + if ( aURI.isRootFolder() ) + xRow->appendBoolean( rProp, rData.bHasEncryptedEntries ); + else + xRow->appendVoid( rProp ); + } + else + { + // Not a Core Property! Maybe it's an Additional Core Property?! + + if ( !bTriedToGetAdditionalPropSet && !xAdditionalPropSet.is() ) + { + xAdditionalPropSet = + rProvider->getAdditionalPropertySet( rContentId, + false ); + bTriedToGetAdditionalPropSet = 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( + "ContentType", + -1, + cppu::UnoType<OUString>::get(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.aContentType ); + xRow->appendString( + beans::Property( + "Title", + -1, + cppu::UnoType<OUString>::get(), + beans::PropertyAttribute::BOUND ), + rData.aTitle ); + xRow->appendBoolean( + beans::Property( + "IsDocument", + -1, + cppu::UnoType<bool>::get(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.bIsDocument ); + xRow->appendBoolean( + beans::Property( + "IsFolder", + -1, + cppu::UnoType<bool>::get(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.bIsFolder ); + xRow->appendObject( + beans::Property( + "CreatableContentsInfo", + -1, + cppu::UnoType<uno::Sequence< ucb::ContentInfo >>::get(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + uno::Any( + rData.getCreatableContentsInfo( PackageUri( rContentId ) ) ) ); + xRow->appendString( + beans::Property( + "MediaType", + -1, + cppu::UnoType<OUString>::get(), + beans::PropertyAttribute::BOUND ), + rData.aMediaType ); + + // Properties only available for streams. + if ( rData.bIsDocument ) + { + xRow->appendLong( + beans::Property( + "Size", + -1, + cppu::UnoType<sal_Int64>::get(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.nSize ); + + xRow->appendBoolean( + beans::Property( + "Compressed", + -1, + cppu::UnoType<bool>::get(), + beans::PropertyAttribute::BOUND ), + rData.bCompressed ); + + xRow->appendBoolean( + beans::Property( + "Encrypted", + -1, + cppu::UnoType<bool>::get(), + beans::PropertyAttribute::BOUND ), + rData.bEncrypted ); + } + + // Properties only available for root folder. + PackageUri aURI( rContentId ); + if ( aURI.isRootFolder() ) + { + xRow->appendBoolean( + beans::Property( + "HasEncryptedEntries", + -1, + cppu::UnoType<bool>::get(), + beans::PropertyAttribute::BOUND + | beans::PropertyAttribute::READONLY ), + rData.bHasEncryptedEntries ); + } + + // Append all Additional Core Properties. + + uno::Reference< beans::XPropertySet > xSet = + rProvider->getAdditionalPropertySet( rContentId, false ); + xRow->appendPropertySet( xSet ); + } + + return xRow; +} + + +uno::Reference< sdbc::XRow > Content::getPropertyValues( + const uno::Sequence< beans::Property >& rProperties ) +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + return getPropertyValues( m_xContext, + rProperties, + m_aProps, + m_xProvider, + 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() ); + auto aRetRange = asNonConstRange(aRet); + uno::Sequence< beans::PropertyChangeEvent > aChanges( rValues.getLength() ); + sal_Int32 nChanged = 0; + + beans::PropertyChangeEvent aEvent; + aEvent.Source = static_cast< cppu::OWeakObject * >( this ); + aEvent.Further = 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; + bool bTriedToGetAdditionalPropSet = false; + bool bExchange = false; + bool bStore = false; + OUString aNewTitle; + sal_Int32 nTitlePos = -1; + + for ( sal_Int32 n = 0; n < nCount; ++n ) + { + const beans::PropertyValue& rValue = pValues[ n ]; + + if ( rValue.Name == "ContentType" ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name == "IsDocument" ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name == "IsFolder" ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name == "CreatableContentsInfo" ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name == "Title" ) + { + if ( m_aUri.isRootFolder() ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else + { + OUString aNewValue; + if ( rValue.Value >>= aNewValue ) + { + // No empty titles! + if ( !aNewValue.isEmpty() ) + { + if ( aNewValue != m_aProps.aTitle ) + { + // modified title -> modified URL -> exchange ! + if ( m_eState == PERSISTENT ) + bExchange = true; + + // new value will be set later... + aNewTitle = aNewValue; + + // remember position within sequence of values + // (for error handling). + nTitlePos = n; + } + } + else + { + aRetRange[ n ] <<= + lang::IllegalArgumentException( + "Empty title not allowed!", + static_cast< cppu::OWeakObject * >( this ), + -1 ); + } + } + else + { + aRetRange[ n ] <<= + beans::IllegalTypeException( + "Property value has wrong type!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + } + else if ( rValue.Name == "MediaType" ) + { + OUString aNewValue; + if ( rValue.Value >>= aNewValue ) + { + if ( aNewValue != m_aProps.aMediaType ) + { + aEvent.PropertyName = rValue.Name; + aEvent.OldValue <<= m_aProps.aMediaType; + aEvent.NewValue <<= aNewValue; + + m_aProps.aMediaType = aNewValue; + nChanged++; + bStore = true; + m_nModifiedProps |= MEDIATYPE_MODIFIED; + } + } + else + { + aRetRange[ n ] <<= beans::IllegalTypeException( + "Property value has wrong type!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else if ( rValue.Name == "Size" ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name == "Compressed" ) + { + // Property only available for streams. + if ( m_aProps.bIsDocument ) + { + bool bNewValue; + if ( rValue.Value >>= bNewValue ) + { + if ( bNewValue != m_aProps.bCompressed ) + { + aEvent.PropertyName = rValue.Name; + aEvent.OldValue <<= m_aProps.bCompressed; + aEvent.NewValue <<= bNewValue; + + m_aProps.bCompressed = bNewValue; + nChanged++; + bStore = true; + m_nModifiedProps |= COMPRESSED_MODIFIED; + } + } + else + { + aRetRange[ n ] <<= beans::IllegalTypeException( + "Property value has wrong type!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else + { + aRetRange[ n ] <<= beans::UnknownPropertyException( + "Compressed only supported by streams!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else if ( rValue.Name == "Encrypted" ) + { + // Property only available for streams. + if ( m_aProps.bIsDocument ) + { + bool bNewValue; + if ( rValue.Value >>= bNewValue ) + { + if ( bNewValue != m_aProps.bEncrypted ) + { + aEvent.PropertyName = rValue.Name; + aEvent.OldValue <<= m_aProps.bEncrypted; + aEvent.NewValue <<= bNewValue; + + m_aProps.bEncrypted = bNewValue; + nChanged++; + bStore = true; + m_nModifiedProps |= ENCRYPTED_MODIFIED; + } + } + else + { + aRetRange[ n ] <<= beans::IllegalTypeException( + "Property value has wrong type!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else + { + aRetRange[ n ] <<= beans::UnknownPropertyException( + "Encrypted only supported by streams!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else if ( rValue.Name == "HasEncryptedEntries" ) + { + // Read-only property! + aRetRange[ n ] <<= lang::IllegalAccessException( + "Property is read-only!", + static_cast< cppu::OWeakObject * >( this ) ); + } + else if ( rValue.Name == "EncryptionKey" ) + { + // @@@ This is a temporary solution. In the future submitting + // the key should be done using an interaction handler! + + // Write-Only property. Only supported by root folder and streams + // (all non-root folders of a package have the same encryption key). + if ( m_aUri.isRootFolder() || m_aProps.bIsDocument ) + { + uno::Sequence < sal_Int8 > aNewValue; + if ( rValue.Value >>= aNewValue ) + { + if ( aNewValue != m_aProps.aEncryptionKey ) + { + aEvent.PropertyName = rValue.Name; + aEvent.OldValue <<= m_aProps.aEncryptionKey; + aEvent.NewValue <<= aNewValue; + + m_aProps.aEncryptionKey = aNewValue; + nChanged++; + bStore = true; + m_nModifiedProps |= ENCRYPTIONKEY_MODIFIED; + } + } + else + { + aRetRange[ n ] <<= beans::IllegalTypeException( + "Property value has wrong type!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else + { + aRetRange[ n ] <<= beans::UnknownPropertyException( + "EncryptionKey not supported by non-root folder!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + else + { + // Not a Core Property! Maybe it's an Additional Core Property?! + + if ( !bTriedToGetAdditionalPropSet && !xAdditionalPropSet.is() ) + { + xAdditionalPropSet = getAdditionalPropertySet( false ); + bTriedToGetAdditionalPropSet = 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++; + } + } + catch ( beans::UnknownPropertyException const & e ) + { + aRetRange[ n ] <<= e; + } + catch ( lang::WrappedTargetException const & e ) + { + aRetRange[ n ] <<= e; + } + catch ( beans::PropertyVetoException const & e ) + { + aRetRange[ n ] <<= e; + } + catch ( lang::IllegalArgumentException const & e ) + { + aRetRange[ n ] <<= e; + } + } + else + { + aRetRange[ n ] <<= uno::Exception( + "No property set for storing the value!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + } + + if ( bExchange ) + { + uno::Reference< ucb::XContentIdentifier > xOldId = m_xIdentifier; + + // Assemble new content identifier... + OUString aNewURL = m_aUri.getParentUri() + "/"; + aNewURL += ::ucb_impl::urihelper::encodeSegment( aNewTitle ); + uno::Reference< ucb::XContentIdentifier > xNewId + = new ::ucbhelper::ContentIdentifier( aNewURL ); + + aGuard.clear(); + if ( exchangeIdentity( xNewId ) ) + { + // Adapt persistent data. + renameData( xOldId, xNewId ); + + // Adapt Additional Core Properties. + renameAdditionalPropertySet( xOldId->getContentIdentifier(), + xNewId->getContentIdentifier() ); + } + else + { + // Do not set new title! + aNewTitle.clear(); + + // Set error . + aRetRange[ nTitlePos ] <<= uno::Exception( + "Exchange failed!", + static_cast< cppu::OWeakObject * >( this ) ); + } + } + + if ( !aNewTitle.isEmpty() ) + { + aEvent.PropertyName = "Title"; + aEvent.OldValue <<= m_aProps.aTitle; + aEvent.NewValue <<= aNewTitle; + + m_aProps.aTitle = aNewTitle; + + aChanges.getArray()[ nChanged ] = aEvent; + nChanged++; + } + + if ( nChanged > 0 ) + { + // Save changes, if content was already made persistent. + if ( ( m_nModifiedProps & ENCRYPTIONKEY_MODIFIED ) || + ( bStore && ( m_eState == PERSISTENT ) ) ) + { + if ( !storeData( uno::Reference< io::XInputStream >() ) ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_WRITE, + aArgs, + xEnv, + "Cannot store persistent data!", + this ); + // Unreachable + } + } + + aGuard.clear(); + aChanges.realloc( nChanged ); + notifyPropertiesChange( aChanges ); + } + + return aRet; +} + + +uno::Any Content::open( + const ucb::OpenCommandArgument2& rArg, + const uno::Reference< ucb::XCommandEnvironment >& xEnv ) +{ + if ( rArg.Mode == ucb::OpenMode::ALL || + rArg.Mode == ucb::OpenMode::FOLDERS || + rArg.Mode == ucb::OpenMode::DOCUMENTS ) + { + + // open command for a folder content + + + uno::Reference< ucb::XDynamicResultSet > xSet + = new DynamicResultSet( m_xContext, this, rArg, xEnv ); + return uno::Any( xSet ); + } + else + { + + // open command for a document content + + + if ( ( rArg.Mode == ucb::OpenMode::DOCUMENT_SHARE_DENY_NONE ) || + ( rArg.Mode == ucb::OpenMode::DOCUMENT_SHARE_DENY_WRITE ) ) + { + // Currently(?) unsupported. + ucbhelper::cancelCommandExecution( + uno::Any( ucb::UnsupportedOpenModeException( + OUString(), + static_cast< cppu::OWeakObject * >( this ), + sal_Int16( rArg.Mode ) ) ), + xEnv ); + // Unreachable + } + + uno::Reference< io::XOutputStream > xOut( rArg.Sink, uno::UNO_QUERY ); + if ( xOut.is() ) + { + // PUSH: write data into xOut + + uno::Reference< io::XInputStream > xIn = getInputStream(); + if ( !xIn.is() ) + { + // No interaction if we are not persistent! + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_READ, + aArgs, + m_eState == PERSISTENT + ? xEnv + : uno::Reference< ucb::XCommandEnvironment >(), + "Got no data stream!", + this ); + // Unreachable + } + + try + { + uno::Sequence< sal_Int8 > aBuffer; + while (true) + { + sal_Int32 nRead = xIn->readSomeBytes( aBuffer, 65536 ); + if (!nRead) + break; + aBuffer.realloc( nRead ); + xOut->writeBytes( aBuffer ); + } + + xOut->closeOutput(); + } + catch ( io::NotConnectedException const & ) + { + // closeOutput, readSomeBytes, writeBytes + } + catch ( io::BufferSizeExceededException const & ) + { + // closeOutput, readSomeBytes, writeBytes + } + catch ( io::IOException const & ) + { + // closeOutput, readSomeBytes, writeBytes + } + } + else + { + uno::Reference< io::XActiveDataSink > xDataSink( + rArg.Sink, uno::UNO_QUERY ); + if ( xDataSink.is() ) + { + // PULL: wait for client read + + uno::Reference< io::XInputStream > xIn = getInputStream(); + if ( !xIn.is() ) + { + // No interaction if we are not persistent! + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_READ, + aArgs, + m_eState == PERSISTENT + ? xEnv + : uno::Reference< + ucb::XCommandEnvironment >(), + "Got no data stream!", + this ); + // Unreachable + } + + // Done. + xDataSink->setInputStream( xIn ); + } + else + { + // Note: aOpenCommand.Sink may contain an XStream + // implementation. Support for this type of + // sink is optional... + ucbhelper::cancelCommandExecution( + uno::Any( + ucb::UnsupportedDataSinkException( + OUString(), + static_cast< cppu::OWeakObject * >( this ), + rArg.Sink ) ), + xEnv ); + // Unreachable + } + } + } + + return uno::Any(); +} + + +void Content::insert( + const uno::Reference< io::XInputStream >& xStream, + sal_Int32 nNameClashResolve, + const uno::Reference< ucb::XCommandEnvironment >& xEnv ) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex ); + + // Check, if all required properties were set. + if ( isFolder() ) + { + // Required: Title + + if ( m_aProps.aTitle.isEmpty() ) + m_aProps.aTitle = m_aUri.getName(); + } + else + { + // Required: rArg.Data + + if ( !xStream.is() ) + { + ucbhelper::cancelCommandExecution( + uno::Any( ucb::MissingInputStreamException( + OUString(), + static_cast< cppu::OWeakObject * >( this ) ) ), + xEnv ); + // Unreachable + } + + // Required: Title + + if ( m_aProps.aTitle.isEmpty() ) + m_aProps.aTitle = m_aUri.getName(); + } + + OUString aNewURL = m_aUri.getParentUri(); + if (1 + aNewURL.lastIndexOf('/') != aNewURL.getLength()) + aNewURL += "/"; + aNewURL += ::ucb_impl::urihelper::encodeSegment( m_aProps.aTitle ); + PackageUri aNewUri( aNewURL ); + + // Handle possible name clash... + switch ( nNameClashResolve ) + { + // fail. + case ucb::NameClash::ERROR: + if ( hasData( aNewUri ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( ucb::NameClashException( + OUString(), + static_cast< cppu::OWeakObject * >( this ), + task::InteractionClassification_ERROR, + m_aProps.aTitle ) ), + xEnv ); + // Unreachable + } + break; + + // replace (possibly) existing object. + case ucb::NameClash::OVERWRITE: + break; + + // "invent" a new valid title. + case ucb::NameClash::RENAME: + if ( hasData( aNewUri ) ) + { + sal_Int32 nTry = 0; + + do + { + OUString aNew = aNewUri.getUri() + "_"; + aNew += OUString::number( ++nTry ); + aNewUri.setUri( aNew ); + } + while ( hasData( aNewUri ) && ( nTry < 1000 ) ); + + if ( nTry == 1000 ) + { + ucbhelper::cancelCommandExecution( + uno::Any( + ucb::UnsupportedNameClashException( + "Unable to resolve name clash!", + static_cast< cppu::OWeakObject * >( this ), + nNameClashResolve ) ), + xEnv ); + // Unreachable + } + else + { + m_aProps.aTitle += "_"; + m_aProps.aTitle += OUString::number( nTry ); + } + } + break; + + case ucb::NameClash::KEEP: // deprecated + case ucb::NameClash::ASK: + default: + if ( hasData( aNewUri ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( + ucb::UnsupportedNameClashException( + OUString(), + static_cast< cppu::OWeakObject * >( this ), + nNameClashResolve ) ), + xEnv ); + // Unreachable + } + break; + } + + // Identifier changed? + bool bNewId = ( m_aUri.getUri() != aNewUri.getUri() ); + + if ( bNewId ) + { + m_xIdentifier = new ::ucbhelper::ContentIdentifier( aNewURL ); + m_aUri = aNewUri; + } + + if ( !storeData( xStream ) ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_WRITE, + aArgs, + xEnv, + "Cannot store persistent data!", + this ); + // Unreachable + } + + m_eState = PERSISTENT; + + if ( bNewId ) + { + // Take over correct default values from underlying packager... + uno::Reference< container::XHierarchicalNameAccess > xXHierarchicalNameAccess; + loadData( m_pProvider, + m_aUri, + m_aProps, + xXHierarchicalNameAccess ); + + aGuard.clear(); + inserted(); + } +} + + +void Content::destroy( + bool bDeletePhysical, + const uno::Reference< ucb::XCommandEnvironment >& xEnv ) +{ + // @@@ take care about bDeletePhysical -> trashcan support + + osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< ucb::XContent > xThis = this; + + // Persistent? + if ( m_eState != PERSISTENT ) + { + ucbhelper::cancelCommandExecution( + uno::Any( ucb::UnsupportedCommandException( + "Not persistent!", + static_cast< cppu::OWeakObject * >( this ) ) ), + xEnv ); + // Unreachable + } + + m_eState = DEAD; + + aGuard.clear(); + deleted(); + + if ( isFolder() ) + { + // Process instantiated children... + + ContentRefList aChildren; + queryChildren( aChildren ); + + for ( auto& rChild : aChildren ) + { + rChild->destroy( bDeletePhysical, xEnv ); + } + } +} + + +void Content::transfer( + const ucb::TransferInfo& rInfo, + const uno::Reference< ucb::XCommandEnvironment > & xEnv ) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex ); + + // Persistent? + if ( m_eState != PERSISTENT ) + { + ucbhelper::cancelCommandExecution( + uno::Any( ucb::UnsupportedCommandException( + "Not persistent!", + static_cast< cppu::OWeakObject * >( this ) ) ), + xEnv ); + // Unreachable + } + + // Is source a package content? + if ( ( rInfo.SourceURL.isEmpty() ) || + ( rInfo.SourceURL.compareTo( + m_aUri.getUri(), PACKAGE_URL_SCHEME_LENGTH + 3 ) != 0 ) ) + { + ucbhelper::cancelCommandExecution( + uno::Any( ucb::InteractiveBadTransferURLException( + OUString(), + static_cast< cppu::OWeakObject * >( this ) ) ), + xEnv ); + // Unreachable + } + + // Is source not a parent of me / not me? + OUString aId = m_aUri.getParentUri() + "/"; + + if ( rInfo.SourceURL.getLength() <= aId.getLength() ) + { + if ( aId.startsWith( rInfo.SourceURL ) ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(rInfo.SourceURL)} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_RECURSIVE, + aArgs, + xEnv, + "Target is equal to or is a child of source!", + this ); + // Unreachable + } + } + + + // 0) Obtain content object for source. + + + uno::Reference< ucb::XContentIdentifier > xId + = new ::ucbhelper::ContentIdentifier( rInfo.SourceURL ); + + // Note: The static cast is okay here, because its sure that + // m_xProvider is always the PackageContentProvider. + rtl::Reference< Content > xSource; + + try + { + xSource = static_cast< Content * >( + m_xProvider->queryContent( xId ).get() ); + } + catch ( ucb::IllegalIdentifierException const & ) + { + // queryContent + } + + if ( !xSource.is() ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(xId->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_READ, + aArgs, + xEnv, + "Cannot instantiate source object!", + this ); + // Unreachable + } + + + // 1) Create new child content. + + + OUString aType = xSource->isFolder() + ? getContentType( m_aUri.getScheme(), true ) + : getContentType( m_aUri.getScheme(), false ); + ucb::ContentInfo aContentInfo; + aContentInfo.Type = aType; + aContentInfo.Attributes = 0; + + // Note: The static cast is okay here, because its sure that + // createNewContent always creates a Content. + rtl::Reference< Content > xTarget + = static_cast< Content * >( createNewContent( aContentInfo ).get() ); + if ( !xTarget.is() ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Folder", uno::Any(aId)} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_CREATE, + aArgs, + xEnv, + "XContentCreator::createNewContent failed!", + this ); + // Unreachable + } + + + // 2) Copy data from source content to child content. + + + uno::Sequence< beans::Property > aSourceProps + = xSource->getPropertySetInfo( xEnv )->getProperties(); + sal_Int32 nCount = aSourceProps.getLength(); + + if ( nCount ) + { + bool bHadTitle = rInfo.NewTitle.isEmpty(); + + // Get all source values. + uno::Reference< sdbc::XRow > xRow + = xSource->getPropertyValues( aSourceProps ); + + uno::Sequence< beans::PropertyValue > aValues( nCount ); + beans::PropertyValue* pValues = aValues.getArray(); + + const beans::Property* pProps = aSourceProps.getConstArray(); + for ( sal_Int32 n = 0; n < nCount; ++n ) + { + const beans::Property& rProp = pProps[ n ]; + beans::PropertyValue& rValue = pValues[ n ]; + + rValue.Name = rProp.Name; + rValue.Handle = rProp.Handle; + + if ( !bHadTitle && rProp.Name == "Title" ) + { + // Set new title instead of original. + bHadTitle = true; + rValue.Value <<= rInfo.NewTitle; + } + else + rValue.Value + = xRow->getObject( n + 1, + uno::Reference< + container::XNameAccess >() ); + + rValue.State = beans::PropertyState_DIRECT_VALUE; + + if ( rProp.Attributes & beans::PropertyAttribute::REMOVABLE ) + { + // Add Additional Core Property. + try + { + xTarget->addProperty( rProp.Name, + rProp.Attributes, + rValue.Value ); + } + catch ( beans::PropertyExistException const & ) + { + } + catch ( beans::IllegalTypeException const & ) + { + } + catch ( lang::IllegalArgumentException const & ) + { + } + } + } + + // Set target values. + xTarget->setPropertyValues( aValues, xEnv ); + } + + + // 3) Commit (insert) child. + + + xTarget->insert( xSource->getInputStream(), rInfo.NameClash, xEnv ); + + + // 4) Transfer (copy) children of source. + + + if ( xSource->isFolder() ) + { + uno::Reference< container::XEnumeration > xIter + = xSource->getIterator(); + if ( xIter.is() ) + { + while ( xIter->hasMoreElements() ) + { + try + { + uno::Reference< container::XNamed > xNamed; + xIter->nextElement() >>= xNamed; + + if ( !xNamed.is() ) + { + OSL_FAIL( "Content::transfer - Got no XNamed!" ); + break; + } + + OUString aName = xNamed->getName(); + + if ( aName.isEmpty() ) + { + OSL_FAIL( "Content::transfer - Empty name!" ); + break; + } + + OUString aChildId = xId->getContentIdentifier(); + if ( ( aChildId.lastIndexOf( '/' ) + 1 ) + != aChildId.getLength() ) + aChildId += "/"; + + aChildId += ::ucb_impl::urihelper::encodeSegment( aName ); + + ucb::TransferInfo aInfo; + aInfo.MoveData = false; + aInfo.NewTitle.clear(); + aInfo.SourceURL = aChildId; + aInfo.NameClash = rInfo.NameClash; + + // Transfer child to target. + xTarget->transfer( aInfo, xEnv ); + } + catch ( container::NoSuchElementException const & ) + { + } + catch ( lang::WrappedTargetException const & ) + { + } + } + } + } + + + // 5) Destroy source ( when moving only ) . + + + if ( !rInfo.MoveData ) + return; + + xSource->destroy( true, xEnv ); + + // Remove all persistent data of source and its children. + if ( !xSource->removeData() ) + { + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"Uri", uno::Any(xSource->m_xIdentifier->getContentIdentifier())} + })); + ucbhelper::cancelCommandExecution( + ucb::IOErrorCode_CANT_WRITE, + aArgs, + xEnv, + "Cannot remove persistent data of source object!", + this ); + // Unreachable + } + + // Remove own and all children's Additional Core Properties. + xSource->removeAdditionalPropertySet(); +} + + +bool Content::exchangeIdentity( + const uno::Reference< ucb::XContentIdentifier >& xNewId ) +{ + if ( !xNewId.is() ) + return false; + + osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< ucb::XContent > xThis = this; + + // Already persistent? + if ( m_eState != PERSISTENT ) + { + OSL_FAIL( "Content::exchangeIdentity - Not persistent!" ); + return false; + } + + // Exchange own identity. + + // Fail, if a content with given id already exists. + PackageUri aNewUri( xNewId->getContentIdentifier() ); + if ( !hasData( aNewUri ) ) + { + OUString aOldURL = m_xIdentifier->getContentIdentifier(); + + aGuard.clear(); + if ( exchange( xNewId ) ) + { + m_aUri = aNewUri; + if ( isFolder() ) + { + // Process instantiated children... + + ContentRefList aChildren; + queryChildren( aChildren ); + + for ( const auto& rChild : aChildren ) + { + ContentRef xChild = rChild; + + // Create new content identifier for the child... + uno::Reference< ucb::XContentIdentifier > xOldChildId + = xChild->getIdentifier(); + OUString aOldChildURL + = xOldChildId->getContentIdentifier(); + OUString aNewChildURL + = aOldChildURL.replaceAt( + 0, + aOldURL.getLength(), + xNewId->getContentIdentifier() ); + uno::Reference< ucb::XContentIdentifier > xNewChildId + = new ::ucbhelper::ContentIdentifier( aNewChildURL ); + + if ( !xChild->exchangeIdentity( xNewChildId ) ) + return false; + } + } + return true; + } + } + + OSL_FAIL( "Content::exchangeIdentity - Panic! Cannot exchange identity!" ); + return false; +} + + +void Content::queryChildren( ContentRefList& rChildren ) +{ + // Obtain a list with a snapshot of all currently instantiated contents + // from provider and extract the contents which are direct children + // of this content. + + ::ucbhelper::ContentRefList aAllContents; + m_xProvider->queryExistingContents( aAllContents ); + + OUString aURL = m_xIdentifier->getContentIdentifier(); + + OSL_ENSURE( aURL.lastIndexOf( '/' ) != ( aURL.getLength() - 1 ), + "Content::queryChildren - Invalid URL!" ); + + aURL += "/"; + + sal_Int32 nLen = aURL.getLength(); + + for ( const auto& rContent : aAllContents ) + { + ::ucbhelper::ContentImplHelperRef xChild = rContent; + OUString aChildURL + = xChild->getIdentifier()->getContentIdentifier(); + + // Is aURL a prefix of aChildURL? + if ( ( aChildURL.getLength() > nLen ) && + ( aChildURL.startsWith( aURL ) ) ) + { + if ( aChildURL.indexOf( '/', nLen ) == -1 ) + { + // No further slashes. It's a child! + rChildren.emplace_back( + static_cast< Content * >( xChild.get() ) ); + } + } + } +} + + +uno::Reference< container::XHierarchicalNameAccess > Content::getPackage( + const PackageUri& rURI ) +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + if ( rURI.getPackage() == m_aUri.getPackage() ) + { + if ( !m_xPackage.is() ) + m_xPackage = m_pProvider->createPackage( m_aUri ); + + return m_xPackage; + } + + return m_pProvider->createPackage( rURI ); +} + + +uno::Reference< container::XHierarchicalNameAccess > Content::getPackage() +{ + return getPackage( m_aUri ); +} + + +// static +bool Content::hasData( + ContentProvider* pProvider, + const PackageUri& rURI, + uno::Reference< container::XHierarchicalNameAccess > & rxPackage ) +{ + rxPackage = pProvider->createPackage( rURI ); + return rxPackage->hasByHierarchicalName( rURI.getPath() ); +} + + +bool Content::hasData( const PackageUri& rURI ) +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< container::XHierarchicalNameAccess > xPackage; + if ( rURI.getPackage() == m_aUri.getPackage() ) + { + xPackage = getPackage(); + return xPackage->hasByHierarchicalName( rURI.getPath() ); + } + + return hasData( m_pProvider, rURI, xPackage ); +} + + +//static +bool Content::loadData( + ContentProvider* pProvider, + const PackageUri& rURI, + ContentProperties& rProps, + uno::Reference< container::XHierarchicalNameAccess > & rxPackage ) +{ + rxPackage = pProvider->createPackage( rURI ); + + if ( rURI.isRootFolder() ) + { + // Properties available only from package + uno::Reference< beans::XPropertySet > xPackagePropSet( + rxPackage, uno::UNO_QUERY ); + + OSL_ENSURE( xPackagePropSet.is(), + "Content::loadData - " + "Got no XPropertySet interface from package!" ); + + if ( xPackagePropSet.is() ) + { + // HasEncryptedEntries (only available at root folder) + try + { + uno::Any aHasEncryptedEntries + = xPackagePropSet->getPropertyValue( "HasEncryptedEntries" ); + if ( !( aHasEncryptedEntries >>= rProps.bHasEncryptedEntries ) ) + { + OSL_FAIL( "Content::loadData - " + "Got no HasEncryptedEntries value!" ); + return false; + } + } + catch ( beans::UnknownPropertyException const & ) + { + OSL_FAIL( "Content::loadData - " + "Got no HasEncryptedEntries value!" ); + return false; + } + catch ( lang::WrappedTargetException const & ) + { + OSL_FAIL( "Content::loadData - " + "Got no HasEncryptedEntries value!" ); + return false; + } + } + } + + if ( !rxPackage->hasByHierarchicalName( rURI.getPath() ) ) + return false; + + try + { + uno::Any aEntry = rxPackage->getByHierarchicalName( rURI.getPath() ); + if ( aEntry.hasValue() ) + { + uno::Reference< beans::XPropertySet > xPropSet; + aEntry >>= xPropSet; + + if ( !xPropSet.is() ) + { + OSL_FAIL( "Content::loadData - Got no XPropertySet interface!" ); + return false; + } + + // Title + rProps.aTitle = rURI.getName(); + + // MediaType + try + { + uno::Any aMediaType = xPropSet->getPropertyValue("MediaType"); + if ( !( aMediaType >>= rProps.aMediaType ) ) + { + OSL_FAIL( "Content::loadData - Got no MediaType value!" ); + return false; + } + } + catch ( beans::UnknownPropertyException const & ) + { + OSL_FAIL( "Content::loadData - Got no MediaType value!" ); + return false; + } + catch ( lang::WrappedTargetException const & ) + { + OSL_FAIL( "Content::loadData - Got no MediaType value!" ); + return false; + } + + uno::Reference< container::XEnumerationAccess > xEnumAccess; + aEntry >>= xEnumAccess; + + // ContentType / IsFolder / IsDocument + if ( xEnumAccess.is() ) + { + // folder + rProps.aContentType = getContentType( rURI.getScheme(), true ); + rProps.bIsDocument = false; + rProps.bIsFolder = true; + } + else + { + // stream + rProps.aContentType = getContentType( rURI.getScheme(), false ); + rProps.bIsDocument = true; + rProps.bIsFolder = false; + } + + if ( rProps.bIsDocument ) + { + // Size ( only available for streams ) + try + { + uno::Any aSize = xPropSet->getPropertyValue("Size"); + if ( !( aSize >>= rProps.nSize ) ) + { + OSL_FAIL( "Content::loadData - Got no Size value!" ); + return false; + } + } + catch ( beans::UnknownPropertyException const & ) + { + OSL_FAIL( "Content::loadData - Got no Size value!" ); + return false; + } + catch ( lang::WrappedTargetException const & ) + { + OSL_FAIL( "Content::loadData - Got no Size value!" ); + return false; + } + + // Compressed ( only available for streams ) + try + { + uno::Any aCompressed = xPropSet->getPropertyValue("Compressed"); + if ( !( aCompressed >>= rProps.bCompressed ) ) + { + OSL_FAIL( "Content::loadData - Got no Compressed value!" ); + return false; + } + } + catch ( beans::UnknownPropertyException const & ) + { + OSL_FAIL( "Content::loadData - Got no Compressed value!" ); + return false; + } + catch ( lang::WrappedTargetException const & ) + { + OSL_FAIL( "Content::loadData - Got no Compressed value!" ); + return false; + } + + // Encrypted ( only available for streams ) + try + { + uno::Any aEncrypted = xPropSet->getPropertyValue("Encrypted"); + if ( !( aEncrypted >>= rProps.bEncrypted ) ) + { + OSL_FAIL( "Content::loadData - Got no Encrypted value!" ); + return false; + } + } + catch ( beans::UnknownPropertyException const & ) + { + OSL_FAIL( "Content::loadData - Got no Encrypted value!" ); + return false; + } + catch ( lang::WrappedTargetException const & ) + { + OSL_FAIL( "Content::loadData - Got no Encrypted value!" ); + return false; + } + } + return true; + } + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName + } + + return false; +} + + +void Content::renameData( + const uno::Reference< ucb::XContentIdentifier >& xOldId, + const uno::Reference< ucb::XContentIdentifier >& xNewId ) +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + PackageUri aURI( xOldId->getContentIdentifier() ); + uno::Reference< container::XHierarchicalNameAccess > xNA = getPackage( + aURI ); + + if ( !xNA->hasByHierarchicalName( aURI.getPath() ) ) + return; + + try + { + uno::Any aEntry = xNA->getByHierarchicalName( aURI.getPath() ); + uno::Reference< container::XNamed > xNamed; + aEntry >>= xNamed; + + if ( !xNamed.is() ) + { + OSL_FAIL( "Content::renameData - Got no XNamed interface!" ); + return; + } + + PackageUri aNewURI( xNewId->getContentIdentifier() ); + + // No success indicator!? No return value / exceptions specified. + xNamed->setName( aNewURI.getName() ); + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName + } +} + + +bool Content::storeData( const uno::Reference< io::XInputStream >& xStream ) +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< container::XHierarchicalNameAccess > xNA = getPackage(); + + uno::Reference< beans::XPropertySet > xPackagePropSet( + xNA, uno::UNO_QUERY ); + OSL_ENSURE( xPackagePropSet.is(), + "Content::storeData - " + "Got no XPropertySet interface from package!" ); + + if ( !xPackagePropSet.is() ) + return false; + + if ( m_nModifiedProps & ENCRYPTIONKEY_MODIFIED ) + { + if ( m_aUri.isRootFolder() ) + { + // Property available only from package and from streams (see below) + try + { + xPackagePropSet->setPropertyValue( + "EncryptionKey", + uno::Any( m_aProps.aEncryptionKey ) ); + m_nModifiedProps &= ~ENCRYPTIONKEY_MODIFIED; + } + catch ( beans::UnknownPropertyException const & ) + { + // setPropertyValue + } + catch ( beans::PropertyVetoException const & ) + { + // setPropertyValue + } + catch ( lang::IllegalArgumentException const & ) + { + // setPropertyValue + } + catch ( lang::WrappedTargetException const & ) + { + // setPropertyValue + } + } + } + + if ( !xNA->hasByHierarchicalName( m_aUri.getPath() ) ) + { +// if ( !bCreate ) +// return sal_True; + + try + { + // Create new resource... + uno::Reference< lang::XSingleServiceFactory > xFac( + xNA, uno::UNO_QUERY ); + if ( !xFac.is() ) + { + OSL_FAIL( "Content::storeData - " + "Got no XSingleServiceFactory interface!" ); + return false; + } + + uno::Sequence< uno::Any > aArgs{ uno::Any(isFolder()) }; + + uno::Reference< uno::XInterface > xNew + = xFac->createInstanceWithArguments( aArgs ); + + if ( !xNew.is() ) + { + OSL_FAIL( "Content::storeData - createInstance failed!" ); + return false; + } + + PackageUri aParentUri( getParentURL() ); + uno::Any aEntry + = xNA->getByHierarchicalName( aParentUri.getPath() ); + uno::Reference< container::XNameContainer > xParentContainer; + aEntry >>= xParentContainer; + + if ( !xParentContainer.is() ) + { + OSL_FAIL( "Content::storeData - " + "Got no XNameContainer interface!" ); + return false; + } + + xParentContainer->insertByName( m_aProps.aTitle, + uno::Any( xNew ) ); + } + catch ( lang::IllegalArgumentException const & ) + { + // insertByName + OSL_FAIL( "Content::storeData - insertByName failed!" ); + return false; + } + catch ( uno::RuntimeException const & ) + { + throw; + } + catch ( container::ElementExistException const & ) + { + // insertByName + OSL_FAIL( "Content::storeData - insertByName failed!" ); + return false; + } + catch ( lang::WrappedTargetException const & ) + { + // insertByName + OSL_FAIL( "Content::storeData - insertByName failed!" ); + return false; + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName + OSL_FAIL( "Content::storeData - getByHierarchicalName failed!" ); + return false; + } + catch ( uno::Exception const & ) + { + // createInstanceWithArguments + OSL_FAIL( "Content::storeData - Error!" ); + return false; + } + } + + if ( !xNA->hasByHierarchicalName( m_aUri.getPath() ) ) + return false; + + try + { + uno::Reference< beans::XPropertySet > xPropSet; + xNA->getByHierarchicalName( m_aUri.getPath() ) >>= xPropSet; + + if ( !xPropSet.is() ) + { + OSL_FAIL( "Content::storeData - Got no XPropertySet interface!" ); + return false; + } + + + // Store property values... + + + if ( m_nModifiedProps & MEDIATYPE_MODIFIED ) + { + xPropSet->setPropertyValue( + "MediaType", + uno::Any( m_aProps.aMediaType ) ); + m_nModifiedProps &= ~MEDIATYPE_MODIFIED; + } + + if ( m_nModifiedProps & COMPRESSED_MODIFIED ) + { + if ( !isFolder() ) + xPropSet->setPropertyValue( + "Compressed", + uno::Any( m_aProps.bCompressed ) ); + + m_nModifiedProps &= ~COMPRESSED_MODIFIED; + } + + if ( m_nModifiedProps & ENCRYPTED_MODIFIED ) + { + if ( !isFolder() ) + xPropSet->setPropertyValue( + "Encrypted", + uno::Any( m_aProps.bEncrypted ) ); + + m_nModifiedProps &= ~ENCRYPTED_MODIFIED; + } + + if ( m_nModifiedProps & ENCRYPTIONKEY_MODIFIED ) + { + if ( !isFolder() ) + xPropSet->setPropertyValue( + "EncryptionKey", + uno::Any( m_aProps.aEncryptionKey ) ); + + m_nModifiedProps &= ~ENCRYPTIONKEY_MODIFIED; + } + + + // Store data stream... + + + if ( xStream.is() && !isFolder() ) + { + uno::Reference< io::XActiveDataSink > xSink( + xPropSet, uno::UNO_QUERY ); + + if ( !xSink.is() ) + { + OSL_FAIL( "Content::storeData - " + "Got no XActiveDataSink interface!" ); + return false; + } + + xSink->setInputStream( xStream ); + } + + return true; + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName + } + catch ( beans::UnknownPropertyException const & ) + { + // setPropertyValue + } + catch ( beans::PropertyVetoException const & ) + { + // setPropertyValue + } + catch ( lang::IllegalArgumentException const & ) + { + // setPropertyValue + } + catch ( lang::WrappedTargetException const & ) + { + // setPropertyValue + } + + OSL_FAIL( "Content::storeData - Error!" ); + return false; +} + + +bool Content::removeData() +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< container::XHierarchicalNameAccess > xNA = getPackage(); + + PackageUri aParentUri( getParentURL() ); + if ( !xNA->hasByHierarchicalName( aParentUri.getPath() ) ) + return false; + + try + { + uno::Any aEntry = xNA->getByHierarchicalName( aParentUri.getPath() ); + uno::Reference< container::XNameContainer > xContainer; + aEntry >>= xContainer; + + if ( !xContainer.is() ) + { + OSL_FAIL( "Content::removeData - " + "Got no XNameContainer interface!" ); + return false; + } + + xContainer->removeByName( m_aUri.getName() ); + return true; + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName, removeByName + } + catch ( lang::WrappedTargetException const & ) + { + // removeByName + } + + OSL_FAIL( "Content::removeData - Error!" ); + return false; +} + + +bool Content::flushData() +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + // Note: XChangesBatch is only implemented by the package itself, not + // by the single entries. Maybe this has to change... + + uno::Reference< container::XHierarchicalNameAccess > xNA = getPackage(); + + uno::Reference< util::XChangesBatch > xBatch( xNA, uno::UNO_QUERY ); + if ( !xBatch.is() ) + { + OSL_FAIL( "Content::flushData - Got no XChangesBatch interface!" ); + return false; + } + + try + { + xBatch->commitChanges(); + return true; + } + catch ( lang::WrappedTargetException const & ) + { + } + + OSL_FAIL( "Content::flushData - Error!" ); + return false; +} + + +uno::Reference< io::XInputStream > Content::getInputStream() +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< io::XInputStream > xStream; + uno::Reference< container::XHierarchicalNameAccess > xNA = getPackage(); + + if ( !xNA->hasByHierarchicalName( m_aUri.getPath() ) ) + return xStream; + + try + { + uno::Any aEntry = xNA->getByHierarchicalName( m_aUri.getPath() ); + uno::Reference< io::XActiveDataSink > xSink; + aEntry >>= xSink; + + if ( !xSink.is() ) + { + OSL_FAIL( "Content::getInputStream - " + "Got no XActiveDataSink interface!" ); + return xStream; + } + + xStream = xSink->getInputStream(); + + OSL_ENSURE( xStream.is(), + "Content::getInputStream - Got no stream!" ); + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName + } + + return xStream; +} + + +uno::Reference< container::XEnumeration > Content::getIterator() +{ + osl::Guard< osl::Mutex > aGuard( m_aMutex ); + + uno::Reference< container::XEnumeration > xIter; + uno::Reference< container::XHierarchicalNameAccess > xNA = getPackage(); + + if ( !xNA->hasByHierarchicalName( m_aUri.getPath() ) ) + return xIter; + + try + { + uno::Any aEntry = xNA->getByHierarchicalName( m_aUri.getPath() ); + uno::Reference< container::XEnumerationAccess > xIterFac; + aEntry >>= xIterFac; + + if ( !xIterFac.is() ) + { + OSL_FAIL( "Content::getIterator - " + "Got no XEnumerationAccess interface!" ); + return xIter; + } + + xIter = xIterFac->createEnumeration(); + + OSL_ENSURE( xIter.is(), + "Content::getIterator - Got no iterator!" ); + } + catch ( container::NoSuchElementException const & ) + { + // getByHierarchicalName + } + + return xIter; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |