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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* 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_configmgr.hxx"
#include "singlebackendadapter.hxx"
#ifndef CONFIGMGR_API_FACTORY_HXX_
#include "confapifactory.hxx"
#endif // CONFIGMGR_API_FACTORY_HXX_
#include "serviceinfohelper.hxx"
#include <com/sun/star/configuration/backend/XMultiLayerStratum.hpp>
#include <com/sun/star/configuration/CannotLoadConfigurationException.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
namespace configmgr { namespace backend {
//==============================================================================
SingleBackendAdapter::SingleBackendAdapter(
const uno::Reference<uno::XComponentContext>& xContext)
: cppu::WeakComponentImplHelper5< backenduno::XBackend, backenduno::XBackendEntities, backenduno::XSchemaSupplier, lang::XInitialization, lang::XServiceInfo >(mMutex), mFactory(xContext->getServiceManager(),uno::UNO_QUERY) {
}
//------------------------------------------------------------------------------
SingleBackendAdapter::~SingleBackendAdapter(void) {}
//------------------------------------------------------------------------------
void SAL_CALL SingleBackendAdapter::initialize(
const uno::Sequence<uno::Any>& aParameters)
throw (uno::RuntimeException, uno::Exception) {
uno::Any const * const pParams = aParameters.getConstArray();
sal_Int32 nCount = aParameters.getLength();
for (sal_Int32 ix = 0; ix < nCount; ++ix)
{
if (pParams[ix] >>= mBackend) break;
}
if (!mBackend.is())
{
throw com::sun::star::configuration::CannotLoadConfigurationException(
rtl::OUString::createFromAscii("Online SingleBackend Adapter: Cannot operate without real (Single)Backend"),
*this);
}
}
//------------------------------------------------------------------------------
static inline rtl::OUString getSingleLayerDummyEntity()
{ return rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("*")); }
//------------------------------------------------------------------------------
bool SingleBackendAdapter::checkOkState()
{
if (!mBackend.is())
{
if(rBHelper.bDisposed)
{
throw lang::DisposedException(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
"SingleBackendAdapter: Backend already disposed")),*this);
}
else
{
throw backenduno::BackendAccessException(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
"SingleBackendAdapter: Object was never Initialised")),*this,uno::Any() );
}
}
return true;
}
//------------------------------------------------------------------------------
// XBackendEntities
rtl::OUString SAL_CALL
SingleBackendAdapter::getOwnerEntity( )
throw (uno::RuntimeException)
{
if (mBackend.is())
{
uno::Reference< backenduno::XBackendEntities > xEntities( mBackend, uno::UNO_REF_QUERY_THROW );
return xEntities->getOwnerEntity();
}
else
{
throw uno::RuntimeException(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
"SingleBackendAdapter: Object was never Initialised")),*this);
}
}
//------------------------------------------------------------------------------
rtl::OUString SAL_CALL
SingleBackendAdapter::getAdminEntity( )
throw (uno::RuntimeException)
{
if (mBackend.is())
{
uno::Reference< backenduno::XBackendEntities > xEntities( mBackend, uno::UNO_REF_QUERY_THROW );
return xEntities->getAdminEntity();
}
else
{
throw uno::RuntimeException(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
"SingleBackendAdapter: Object was never Initialised")),*this);
}
}
//------------------------------------------------------------------------------
sal_Bool SAL_CALL
SingleBackendAdapter::supportsEntity( const rtl::OUString& aEntity )
throw (backenduno::BackendAccessException, uno::RuntimeException)
{
if (checkOkState())
{
uno::Reference< backenduno::XBackendEntities > xEntities( mBackend, uno::UNO_REF_QUERY_THROW );
return xEntities->supportsEntity(aEntity);
}
return false;
}
//------------------------------------------------------------------------------
sal_Bool SAL_CALL
SingleBackendAdapter::isEqualEntity( const rtl::OUString& aEntity, const rtl::OUString& aOtherEntity )
throw (backenduno::BackendAccessException,
lang::IllegalArgumentException,
uno::RuntimeException)
{
if (checkOkState())
{
uno::Reference< backenduno::XBackendEntities > xEntities( mBackend, uno::UNO_REF_QUERY_THROW );
return xEntities->isEqualEntity(aEntity,aOtherEntity);
}
return false;
}
//------------------------------------------------------------------------------
uno::Reference<backenduno::XSchema> SAL_CALL
SingleBackendAdapter::getComponentSchema(const rtl::OUString& aComponent)
throw (backenduno::BackendAccessException,
lang::IllegalArgumentException,
uno::RuntimeException)
{
if (checkOkState())
{
return mBackend->getComponentSchema(aComponent) ;
}
return false;
}
//------------------------------------------------------------------------------
uno::Sequence<uno::Reference<backenduno::XLayer> > SAL_CALL
SingleBackendAdapter::listOwnLayers(const rtl::OUString& aComponent)
throw (backenduno::BackendAccessException,
lang::IllegalArgumentException,
uno::RuntimeException)
{
if (checkOkState())
{
return listLayers(aComponent, this->getOwnerEntity()) ;
}
return false;
}
//------------------------------------------------------------------------------
uno::Reference<backenduno::XUpdateHandler> SAL_CALL
SingleBackendAdapter::getOwnUpdateHandler(const rtl::OUString& aComponent)
throw (backenduno::BackendAccessException,
lang::NoSupportException,
lang::IllegalArgumentException,
uno::RuntimeException)
{
if (checkOkState())
{
return getUpdateHandler(aComponent, this->getOwnerEntity()) ;
}
return false;
}
//------------------------------------------------------------------------------
uno::Sequence<uno::Reference<backenduno::XLayer> > SAL_CALL
SingleBackendAdapter::listLayers(const rtl::OUString& aComponent,
const rtl::OUString& aEntity)
throw (backenduno::BackendAccessException,
lang::IllegalArgumentException,
uno::RuntimeException)
{
if (checkOkState())
{
uno::Reference< backenduno::XMultiLayerStratum > xBackend( mBackend, uno::UNO_REF_QUERY_THROW );
uno::Sequence<uno::Reference<backenduno::XLayer> > retCode =
xBackend->getLayers(xBackend->listLayerIds(aComponent, aEntity),
rtl::OUString()) ;
// There might be non-existent layers in the list if there's no
// actual data associated to a given layer id. Hence we have to
// compress the list.
sal_Int32 maxLayer = 0 ;
for (sal_Int32 i = 0 ; i < retCode.getLength() ; ++ i)
{
if (retCode [i].is())
{
if (i != maxLayer) { retCode [maxLayer] = retCode [i] ; }
++ maxLayer ;
}
}
retCode.realloc(maxLayer) ;
return retCode ;
}
return false;
}
//------------------------------------------------------------------------------
uno::Reference<backenduno::XUpdateHandler> SAL_CALL
SingleBackendAdapter::getUpdateHandler(const rtl::OUString& aComponent,
const rtl::OUString& aEntity)
throw (backenduno::BackendAccessException,
lang::NoSupportException,
lang::IllegalArgumentException,
uno::RuntimeException)
{
if (checkOkState())
{
uno::Reference< backenduno::XMultiLayerStratum > xBackend( mBackend, uno::UNO_REF_QUERY_THROW );
uno::Sequence<uno::Any> arguments(1) ;
arguments [0] <<= xBackend->getUpdatableLayer(
xBackend->getUpdateLayerId(aComponent,
aEntity)) ;
uno::Reference< uno::XInterface > xHandler;
try
{
const rtl::OUString kUpdateMerger(RTL_CONSTASCII_USTRINGPARAM(
"com.sun.star.configuration.backend.LayerUpdateMerger")) ;
xHandler = mFactory->createInstanceWithArguments(kUpdateMerger, arguments);
}
catch (uno::RuntimeException & )
{throw;}
catch (uno::Exception & e)
{
const rtl::OUString sMessage(RTL_CONSTASCII_USTRINGPARAM(
"Configuration SingleBackendAdapter: Cannot create UpdateMerger - error message: ")) ;
throw uno::RuntimeException(sMessage.concat(e.Message),*this);
}
return uno::Reference<backenduno::XUpdateHandler>(xHandler, uno::UNO_REF_QUERY_THROW) ;
}
return false;
}
//------------------------------------------------------------------------------
static const sal_Char * const kBackendService = "com.sun.star.configuration.backend.Backend" ;
static const sal_Char * const kAdapterService = "com.sun.star.configuration.backend.BackendAdapter" ;
static const sal_Char * const kOnlineService = "com.sun.star.configuration.backend.OnlineBackend" ;
static const sal_Char * const kImplementation =
"com.sun.star.comp.configuration.backend.SingleBackendAdapter" ;
static sal_Char const * const kServiceNames [] =
{
kOnlineService,
kAdapterService,
0,
kBackendService,
0
} ;
static const ServiceImplementationInfo kServiceInfo =
{
kImplementation,
kServiceNames,
kServiceNames + 3
} ;
const ServiceRegistrationInfo *getSingleBackendAdapterServiceInfo()
{
return getRegistrationInfo(&kServiceInfo) ;
}
uno::Reference<uno::XInterface> SAL_CALL
instantiateSingleBackendAdapter(const uno::Reference< uno::XComponentContext >& xContext)
{
return *new SingleBackendAdapter(xContext) ;
}
//------------------------------------------------------------------------------
rtl::OUString SAL_CALL
SingleBackendAdapter::getImplementationName(void)
throw (uno::RuntimeException)
{
return ServiceInfoHelper(&kServiceInfo).getImplementationName() ;
}
//------------------------------------------------------------------------------
sal_Bool SAL_CALL
SingleBackendAdapter::supportsService(const rtl::OUString& aServiceName)
throw (uno::RuntimeException)
{
return ServiceInfoHelper(&kServiceInfo).supportsService(aServiceName) ;
}
//------------------------------------------------------------------------------
uno::Sequence<rtl::OUString> SAL_CALL
SingleBackendAdapter::getSupportedServiceNames(void)
throw (uno::RuntimeException)
{
return ServiceInfoHelper(&kServiceInfo).getSupportedServiceNames() ;
}
//------------------------------------------------------------------------------
} } // configmgr.backend
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