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|
/* -*- 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
**************************************************************************
Note: Configuration Management classes do not support XAggregation.
So I have to wrap the interesting interfaces manually.
*************************************************************************/
#include "hierarchydatasource.hxx"
#include <osl/diagnose.h>
#include <comphelper/interfacecontainer2.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <cppuhelper/weak.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/configuration/theDefaultProvider.hpp>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/util/XChangesBatch.hpp>
#include <com/sun/star/util/XChangesNotifier.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <ucbhelper/macros.hxx>
using namespace com::sun::star;
using namespace hierarchy_ucp;
// describe path of cfg entry
#define CFGPROPERTY_NODEPATH "nodepath"
#define READ_SERVICE_NAME u"com.sun.star.ucb.HierarchyDataReadAccess"
#define READWRITE_SERVICE_NAME u"com.sun.star.ucb.HierarchyDataReadWriteAccess"
#define CONFIG_DATA_ROOT_KEY \
"/org.openoffice.ucb.Hierarchy/Root"
namespace hcp_impl
{
// HierarchyDataReadAccess Implementation.
namespace {
class HierarchyDataAccess : public cppu::OWeakObject,
public lang::XServiceInfo,
public lang::XTypeProvider,
public lang::XComponent,
public lang::XSingleServiceFactory,
public container::XHierarchicalNameAccess,
public container::XNameContainer,
public util::XChangesNotifier,
public util::XChangesBatch
{
osl::Mutex m_aMutex;
uno::Reference< uno::XInterface > m_xConfigAccess;
uno::Reference< lang::XComponent > m_xCfgC;
uno::Reference< lang::XSingleServiceFactory > m_xCfgSSF;
uno::Reference< container::XHierarchicalNameAccess > m_xCfgHNA;
uno::Reference< container::XNameContainer > m_xCfgNC;
uno::Reference< container::XNameReplace > m_xCfgNR;
uno::Reference< container::XNameAccess > m_xCfgNA;
uno::Reference< container::XElementAccess > m_xCfgEA;
uno::Reference< util::XChangesNotifier > m_xCfgCN;
uno::Reference< util::XChangesBatch > m_xCfgCB;
bool m_bReadOnly;
public:
HierarchyDataAccess( const uno::Reference<
uno::XInterface > & xConfigAccess,
bool bReadOnly );
// XInterface
virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override;
virtual void SAL_CALL acquire()
throw() override;
virtual void SAL_CALL release()
throw() override;
// XServiceInfo
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
// XTypeProvider
virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override;
virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes() override;
// XComponent
virtual void SAL_CALL
dispose() override;
virtual void SAL_CALL
addEventListener( const uno::Reference< lang::XEventListener > & xListener ) override;
virtual void SAL_CALL
removeEventListener( const uno::Reference<
lang::XEventListener > & aListener ) override;
// XSingleServiceFactory
virtual uno::Reference< uno::XInterface > SAL_CALL
createInstance() override;
virtual uno::Reference< uno::XInterface > SAL_CALL
createInstanceWithArguments( const uno::Sequence< uno::Any > & aArguments ) override;
// XHierarchicalNameAccess
virtual uno::Any SAL_CALL
getByHierarchicalName( const OUString & aName ) override;
virtual sal_Bool SAL_CALL
hasByHierarchicalName( const OUString & aName ) override;
// XNameContainer
virtual void SAL_CALL
insertByName( const OUString & aName, const uno::Any & aElement ) override;
virtual void SAL_CALL
removeByName( const OUString & Name ) override;
// XNameReplace ( base of XNameContainer )
virtual void SAL_CALL
replaceByName( const OUString & aName, const uno::Any & aElement ) override;
// XNameAccess ( base of XNameReplace )
virtual uno::Any SAL_CALL
getByName( const OUString & aName ) override;
virtual uno::Sequence< OUString > SAL_CALL
getElementNames() override;
virtual sal_Bool SAL_CALL
hasByName( const OUString & aName ) override;
// XElementAccess ( base of XNameAccess )
virtual uno::Type SAL_CALL
getElementType() override;
virtual sal_Bool SAL_CALL
hasElements() override;
// XChangesNotifier
virtual void SAL_CALL
addChangesListener( const uno::Reference<
util::XChangesListener > & aListener ) override;
virtual void SAL_CALL
removeChangesListener( const uno::Reference<
util::XChangesListener > & aListener ) override;
// XChangesBatch
virtual void SAL_CALL
commitChanges() override;
virtual sal_Bool SAL_CALL
hasPendingChanges() override;
virtual uno::Sequence< util::ElementChange > SAL_CALL
getPendingChanges() override;
private:
template<class T>
css::uno::Reference<T> ensureOrigInterface(css::uno::Reference<T>& x);
};
}
} // namespace hcp_impl
using namespace hcp_impl;
// HierarchyDataSource Implementation.
HierarchyDataSource::HierarchyDataSource(
const uno::Reference< uno::XComponentContext > & rxContext )
: m_xContext( rxContext )
{
}
// virtual
HierarchyDataSource::~HierarchyDataSource()
{
}
// XServiceInfo methods.
OUString SAL_CALL HierarchyDataSource::getImplementationName() \
{
return "com.sun.star.comp.ucb.HierarchyDataSource";
}
sal_Bool SAL_CALL HierarchyDataSource::supportsService( const OUString& ServiceName )
{
return cppu::supportsService( this, ServiceName );
}
css::uno::Sequence< OUString > HierarchyDataSource::getSupportedServiceNames()
{
return { "com.sun.star.ucb.DefaultHierarchyDataSource", "com.sun.star.ucb.HierarchyDataSource" };
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
ucb_HierarchyDataSource_get_implementation(
css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&)
{
return cppu::acquire(static_cast<cppu::OWeakObject*>(new HierarchyDataSource(context)));
}
// XComponent methods.
// virtual
void SAL_CALL HierarchyDataSource::dispose()
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( m_pDisposeEventListeners && m_pDisposeEventListeners->getLength() )
{
lang::EventObject aEvt;
aEvt.Source = static_cast< lang::XComponent * >( this );
m_pDisposeEventListeners->disposeAndClear( aEvt );
}
}
// virtual
void SAL_CALL HierarchyDataSource::addEventListener(
const uno::Reference< lang::XEventListener > & Listener )
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( !m_pDisposeEventListeners )
m_pDisposeEventListeners.reset(
new comphelper::OInterfaceContainerHelper2( m_aMutex ) );
m_pDisposeEventListeners->addInterface( Listener );
}
// virtual
void SAL_CALL HierarchyDataSource::removeEventListener(
const uno::Reference< lang::XEventListener > & Listener )
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( m_pDisposeEventListeners )
m_pDisposeEventListeners->removeInterface( Listener );
}
// XMultiServiceFactory methods.
// virtual
uno::Reference< uno::XInterface > SAL_CALL
HierarchyDataSource::createInstance( const OUString & aServiceSpecifier )
{
// Create view to root node.
beans::PropertyValue aProp;
aProp.Name = CFGPROPERTY_NODEPATH;
aProp.Value <<= OUString( CONFIG_DATA_ROOT_KEY );
uno::Sequence< uno::Any > aArguments( 1 );
aArguments[ 0 ] <<= aProp;
return createInstanceWithArguments( aServiceSpecifier, aArguments, false );
}
// virtual
uno::Reference< uno::XInterface > SAL_CALL
HierarchyDataSource::createInstanceWithArguments(
const OUString & ServiceSpecifier,
const uno::Sequence< uno::Any > & Arguments )
{
return createInstanceWithArguments( ServiceSpecifier, Arguments, true );
}
// virtual
uno::Sequence< OUString > SAL_CALL
HierarchyDataSource::getAvailableServiceNames()
{
uno::Sequence< OUString > aNames( 2 );
aNames[ 0 ] = READ_SERVICE_NAME;
aNames[ 1 ] = READWRITE_SERVICE_NAME;
return aNames;
}
// Non-interface methods
uno::Reference< uno::XInterface >
HierarchyDataSource::createInstanceWithArguments(
std::u16string_view ServiceSpecifier,
const uno::Sequence< uno::Any > & Arguments,
bool bCheckArgs )
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
// Check service specifier.
bool bReadOnly = ServiceSpecifier == READ_SERVICE_NAME;
bool bReadWrite = !bReadOnly && ServiceSpecifier == READWRITE_SERVICE_NAME;
if ( !bReadOnly && !bReadWrite )
{
OSL_FAIL( "HierarchyDataSource::createInstanceWithArguments - "
"Unsupported service specifier!" );
return uno::Reference< uno::XInterface >();
}
uno::Sequence< uno::Any > aNewArgs( Arguments );
if ( bCheckArgs )
{
// Check arguments.
bool bHasNodePath = false;
sal_Int32 nCount = Arguments.getLength();
for ( sal_Int32 n = 0; n < nCount; ++n )
{
beans::PropertyValue aProp;
if ( Arguments[ n ] >>= aProp )
{
if ( aProp.Name == CFGPROPERTY_NODEPATH )
{
OUString aPath;
if ( aProp.Value >>= aPath )
{
bHasNodePath = true;
// Create path to data inside the configuration.
OUString aConfigPath;
if ( !createConfigPath( aPath, aConfigPath ) )
{
OSL_FAIL( "HierarchyDataSource::"
"createInstanceWithArguments - "
"Invalid node path!" );
return uno::Reference< uno::XInterface >();
}
aProp.Value <<= aConfigPath;
// Set new path in arguments.
aNewArgs[ n ] <<= aProp;
break;
}
else
{
OSL_FAIL( "HierarchyDataSource::createInstanceWithArguments - "
"Invalid type for property 'nodepath'!" );
return uno::Reference< uno::XInterface >();
}
}
}
}
if ( !bHasNodePath )
{
OSL_FAIL( "HierarchyDataSource::createInstanceWithArguments - "
"No 'nodepath' property!" );
return uno::Reference< uno::XInterface >();
}
}
// Create Configuration Provider.
uno::Reference< lang::XMultiServiceFactory > xProv = getConfigProvider();
if ( !xProv.is() )
return uno::Reference< uno::XInterface >();
uno::Reference< uno::XInterface > xConfigAccess;
try
{
if ( bReadOnly )
{
// Create configuration read-only access object.
xConfigAccess = xProv->createInstanceWithArguments(
"com.sun.star.configuration.ConfigurationAccess",
aNewArgs );
}
else
{
// Create configuration read-write access object.
xConfigAccess = xProv->createInstanceWithArguments(
"com.sun.star.configuration.ConfigurationUpdateAccess",
aNewArgs );
}
}
catch ( uno::Exception const & )
{
OSL_FAIL( "HierarchyDataSource::createInstanceWithArguments - "
"Cannot instantiate configuration access!" );
throw;
}
if ( !xConfigAccess.is() )
{
OSL_FAIL( "HierarchyDataSource::createInstanceWithArguments - "
"Cannot instantiate configuration access!" );
return xConfigAccess;
}
return uno::Reference< uno::XInterface >(
static_cast< cppu::OWeakObject * >(
new HierarchyDataAccess( xConfigAccess, bReadOnly ) ) );
}
uno::Reference< lang::XMultiServiceFactory >
HierarchyDataSource::getConfigProvider()
{
if ( !m_xConfigProvider.is() )
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( !m_xConfigProvider.is() )
{
try
{
m_xConfigProvider = configuration::theDefaultProvider::get( m_xContext );
}
catch ( uno::Exception const & )
{
OSL_FAIL( "HierarchyDataSource::getConfigProvider - "
"caught exception!" );
}
}
}
return m_xConfigProvider;
}
bool HierarchyDataSource::createConfigPath(
const OUString & rInPath, OUString & rOutPath )
{
if ( !rInPath.isEmpty() )
{
if ( rInPath.startsWith( "/" ) )
{
OSL_FAIL( "HierarchyDataSource::createConfigPath - "
"Leading slash in node path!" );
return false;
}
if ( rInPath.endsWith( "/" ) )
{
OSL_FAIL( "HierarchyDataSource::createConfigPath - "
"Trailing slash in node path!" );
return false;
}
rOutPath = CONFIG_DATA_ROOT_KEY "/" + rInPath;
}
else
{
rOutPath = CONFIG_DATA_ROOT_KEY;
}
return true;
}
// HierarchyDataAccess Implementation.
template<class T>
css::uno::Reference<T> HierarchyDataAccess::ensureOrigInterface(css::uno::Reference<T>& x)
{
if ( x.is() )
return x;
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( !x.is() )
x.set( m_xConfigAccess, uno::UNO_QUERY );
return x;
}
HierarchyDataAccess::HierarchyDataAccess( const uno::Reference<
uno::XInterface > & xConfigAccess,
bool bReadOnly )
: m_xConfigAccess( xConfigAccess ),
m_bReadOnly( bReadOnly )
{
}
// XInterface methods.
void SAL_CALL HierarchyDataAccess::acquire()
throw()
{
OWeakObject::acquire();
}
void SAL_CALL HierarchyDataAccess::release()
throw()
{
OWeakObject::release();
}
// virtual
uno::Any SAL_CALL HierarchyDataAccess::queryInterface( const uno::Type & aType )
{
// Interfaces supported in read-only and read-write mode.
uno::Any aRet = cppu::queryInterface( aType,
static_cast< lang::XTypeProvider * >( this ),
static_cast< lang::XServiceInfo * >( this ),
static_cast< lang::XComponent * >( this ),
static_cast< container::XHierarchicalNameAccess * >( this ),
static_cast< container::XNameAccess * >( this ),
static_cast< container::XElementAccess * >( this ),
static_cast< util::XChangesNotifier * >( this ) );
// Interfaces supported only in read-write mode.
if ( !aRet.hasValue() && !m_bReadOnly )
{
aRet = cppu::queryInterface( aType,
static_cast< lang::XSingleServiceFactory * >( this ),
static_cast< container::XNameContainer * >( this ),
static_cast< container::XNameReplace * >( this ),
static_cast< util::XChangesBatch * >( this ) );
}
return aRet.hasValue() ? aRet : OWeakObject::queryInterface( aType );
}
// XTypeProvider methods.
XTYPEPROVIDER_COMMON_IMPL( HierarchyDataAccess );
// virtual
uno::Sequence< uno::Type > SAL_CALL HierarchyDataAccess::getTypes()
{
if ( m_bReadOnly )
{
static cppu::OTypeCollection s_aReadOnlyTypes(
CPPU_TYPE_REF( lang::XTypeProvider ),
CPPU_TYPE_REF( lang::XServiceInfo ),
CPPU_TYPE_REF( lang::XComponent ),
CPPU_TYPE_REF( container::XHierarchicalNameAccess ),
CPPU_TYPE_REF( container::XNameAccess ),
CPPU_TYPE_REF( util::XChangesNotifier ) );
return s_aReadOnlyTypes.getTypes();
}
else
{
static cppu::OTypeCollection s_aReadWriteTypes(
CPPU_TYPE_REF( lang::XTypeProvider ),
CPPU_TYPE_REF( lang::XServiceInfo ),
CPPU_TYPE_REF( lang::XComponent ),
CPPU_TYPE_REF( lang::XSingleServiceFactory ),
CPPU_TYPE_REF( container::XHierarchicalNameAccess ),
CPPU_TYPE_REF( container::XNameContainer ),
CPPU_TYPE_REF( util::XChangesBatch ),
CPPU_TYPE_REF( util::XChangesNotifier ) );
return s_aReadWriteTypes.getTypes();
}
}
// XServiceInfo methods.
OUString SAL_CALL HierarchyDataAccess::getImplementationName()
{
return "com.sun.star.comp.ucb.HierarchyDataAccess";
}
sal_Bool SAL_CALL HierarchyDataAccess::supportsService( const OUString& ServiceName )
{
return cppu::supportsService( this, ServiceName );
}
css::uno::Sequence< OUString > SAL_CALL HierarchyDataAccess::getSupportedServiceNames()
{
return { READ_SERVICE_NAME, READWRITE_SERVICE_NAME };
}
// XComponent methods.
// virtual
void SAL_CALL HierarchyDataAccess::dispose()
{
uno::Reference< lang::XComponent > xOrig
= ensureOrigInterface( m_xCfgC );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XComponent!" );
xOrig->dispose();
}
// virtual
void SAL_CALL HierarchyDataAccess::addEventListener(
const uno::Reference< lang::XEventListener > & xListener )
{
uno::Reference< lang::XComponent > xOrig
= ensureOrigInterface( m_xCfgC );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XComponent!" );
xOrig->addEventListener( xListener );
}
// virtual
void SAL_CALL HierarchyDataAccess::removeEventListener(
const uno::Reference< lang::XEventListener > & aListener )
{
uno::Reference< lang::XComponent > xOrig
= ensureOrigInterface( m_xCfgC );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XComponent!" );
xOrig->removeEventListener( aListener );
}
// XHierarchicalNameAccess methods.
// virtual
uno::Any SAL_CALL HierarchyDataAccess::getByHierarchicalName(
const OUString & aName )
{
uno::Reference< container::XHierarchicalNameAccess > xOrig
= ensureOrigInterface( m_xCfgHNA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : "
"Data source is not an XHierarchicalNameAccess!" );
return xOrig->getByHierarchicalName( aName );
}
// virtual
sal_Bool SAL_CALL HierarchyDataAccess::hasByHierarchicalName(
const OUString & aName )
{
uno::Reference< container::XHierarchicalNameAccess > xOrig
= ensureOrigInterface( m_xCfgHNA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : "
"Data source is not an XHierarchicalNameAccess!" );
return xOrig->hasByHierarchicalName( aName );
}
// XNameAccess methods.
// virtual
uno::Any SAL_CALL HierarchyDataAccess::getByName( const OUString & aName )
{
uno::Reference< container::XNameAccess > xOrig
= ensureOrigInterface( m_xCfgNA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XNameAccess!" );
return xOrig->getByName( aName );
}
// virtual
uno::Sequence< OUString > SAL_CALL HierarchyDataAccess::getElementNames()
{
uno::Reference< container::XNameAccess > xOrig
= ensureOrigInterface( m_xCfgNA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XNameAccess!" );
return xOrig->getElementNames();
}
// virtual
sal_Bool SAL_CALL HierarchyDataAccess::hasByName( const OUString & aName )
{
uno::Reference< container::XNameAccess > xOrig
= ensureOrigInterface( m_xCfgNA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XNameAccess!" );
return xOrig->hasByName( aName );
}
// XElementAccess methods.
// virtual
uno::Type SAL_CALL HierarchyDataAccess::getElementType()
{
uno::Reference< container::XElementAccess > xOrig
= ensureOrigInterface( m_xCfgEA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XElementAccess!" );
return xOrig->getElementType();
}
// virtual
sal_Bool SAL_CALL HierarchyDataAccess::hasElements()
{
uno::Reference< container::XElementAccess > xOrig
= ensureOrigInterface( m_xCfgEA );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XElementAccess!" );
return xOrig->hasElements();
}
// XChangesNotifier methods.
// virtual
void SAL_CALL HierarchyDataAccess::addChangesListener(
const uno::Reference< util::XChangesListener > & aListener )
{
uno::Reference< util::XChangesNotifier > xOrig
= ensureOrigInterface( m_xCfgCN );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XChangesNotifier!" );
xOrig->addChangesListener( aListener );
}
// virtual
void SAL_CALL HierarchyDataAccess::removeChangesListener(
const uno::Reference< util::XChangesListener > & aListener )
{
uno::Reference< util::XChangesNotifier > xOrig
= ensureOrigInterface( m_xCfgCN );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XChangesNotifier!" );
xOrig->removeChangesListener( aListener );
}
// XSingleServiceFactory methods.
// virtual
uno::Reference< uno::XInterface > SAL_CALL HierarchyDataAccess::createInstance()
{
uno::Reference< lang::XSingleServiceFactory > xOrig
= ensureOrigInterface( m_xCfgSSF );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XSingleServiceFactory!" );
return xOrig->createInstance();
}
// virtual
uno::Reference< uno::XInterface > SAL_CALL
HierarchyDataAccess::createInstanceWithArguments(
const uno::Sequence< uno::Any > & aArguments )
{
uno::Reference< lang::XSingleServiceFactory > xOrig
= ensureOrigInterface( m_xCfgSSF );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XSingleServiceFactory!" );
return xOrig->createInstanceWithArguments( aArguments );
}
// XNameContainer methods.
// virtual
void SAL_CALL
HierarchyDataAccess::insertByName( const OUString & aName,
const uno::Any & aElement )
{
uno::Reference< container::XNameContainer > xOrig
= ensureOrigInterface( m_xCfgNC );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XNameContainer!" );
xOrig->insertByName( aName, aElement );
}
// virtual
void SAL_CALL
HierarchyDataAccess::removeByName( const OUString & Name )
{
uno::Reference< container::XNameContainer > xOrig
= ensureOrigInterface( m_xCfgNC );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XNameContainer!" );
xOrig->removeByName( Name );
}
// XNameReplace methods.
// virtual
void SAL_CALL HierarchyDataAccess::replaceByName( const OUString & aName,
const uno::Any & aElement )
{
uno::Reference< container::XNameReplace > xOrig
= ensureOrigInterface( m_xCfgNR );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XNameReplace!" );
xOrig->replaceByName( aName, aElement );
}
// XChangesBatch methods.
// virtual
void SAL_CALL HierarchyDataAccess::commitChanges()
{
uno::Reference< util::XChangesBatch > xOrig
= ensureOrigInterface( m_xCfgCB );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XChangesBatch!" );
xOrig->commitChanges();
}
// virtual
sal_Bool SAL_CALL HierarchyDataAccess::hasPendingChanges()
{
uno::Reference< util::XChangesBatch > xOrig
= ensureOrigInterface( m_xCfgCB );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XChangesBatch!" );
return xOrig->hasPendingChanges();
}
// virtual
uno::Sequence< util::ElementChange > SAL_CALL
HierarchyDataAccess::getPendingChanges()
{
uno::Reference< util::XChangesBatch > xOrig
= ensureOrigInterface( m_xCfgCB );
OSL_ENSURE( xOrig.is(),
"HierarchyDataAccess : Data source is not an XChangesBatch!" );
return xOrig->getPendingChanges();
}
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