1c9444cba3
2008/04/01 12:27:14 thb 1.13.130.2: #i85898# Stripping all external header guards 2008/03/31 12:22:39 rt 1.13.130.1: #i87441# Change license header to LPGL v3.
161 lines
6.1 KiB
C++
161 lines
6.1 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: backendaccess.hxx,v $
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* $Revision: 1.14 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef CONFIGMGR_BACKEND_BACKENDACCESS_HXX_
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#define CONFIGMGR_BACKEND_BACKENDACCESS_HXX_
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#include "backendnotifier.hxx"
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#include "mergeddataprovider.hxx"
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#include "mergedcomponentdata.hxx"
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#include "matchlocale.hxx"
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#include <com/sun/star/configuration/backend/XLayer.hpp>
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#include <com/sun/star/configuration/backend/XSchema.hpp>
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#include <com/sun/star/configuration/backend/XBackend.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include "binarycache.hxx"
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#include <com/sun/star/configuration/backend/XBackendChangesNotifier.hpp>
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namespace configmgr { namespace backend {
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namespace css = com::sun::star ;
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namespace uno = css::uno ;
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namespace lang = css::lang ;
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namespace backenduno = css::configuration::backend ;
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/**
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Implementation of IMergedDataProvider handling the access
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to the configuration data.
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*/
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class BackendAccess : public IMergedDataProvider
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{
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public :
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/**
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Constructor using an XBackend implementation and a
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service factory.
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@param xBackend backend used for access to data
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@param xContext uno context for instantiation of services
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*/
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BackendAccess( const uno::Reference<backenduno::XBackend>& xBackend,
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const uno::Reference<uno::XComponentContext>& xContext) ;
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/** Destructor */
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~BackendAccess(void) ;
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// IMergedDataProvider
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virtual ComponentResult getNodeData(const ComponentRequest& aRequest,
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ITemplateDataProvider* aTemplateProvider,
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INodeDataListener *aListener = NULL)
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CFG_UNO_THROW_ALL() ;
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virtual void removeRequestListener(INodeDataListener *aListener,
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const ComponentRequest& aRequest)
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CFG_NOTHROW();
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virtual void updateNodeData(const UpdateRequest& aUpdate)
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CFG_UNO_THROW_ALL() ;
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virtual NodeResult getDefaultData(const NodeRequest& aRequest)
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CFG_UNO_THROW_ALL() ;
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virtual TemplateResult getTemplateData(const TemplateRequest& aRequest)
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CFG_UNO_THROW_ALL() ;
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virtual bool isStrippingDefaults(void) CFG_NOTHROW() { return false ; }
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private :
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/**
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Retrieves the schema of a component.
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*/
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uno::Reference< backenduno::XSchema > getSchema(const OUString& aComponent) ;
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/**
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Retrieves the schema version of a component.
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*/
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OUString getSchemaVersion(const OUString& aComponent) ;
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/**
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Retrieves the layers for a request.
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*/
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uno::Sequence< uno::Reference<backenduno::XLayer> > getLayers(const OUString& aComponent,const RequestOptions& aOptions) ;
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/**
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Reads merged default data with a given number of layers.
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*/
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bool readDefaultData( MergedComponentData & aComponentData,
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OUString const & aComponent,
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RequestOptions const & aOptions,
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bool bIncludeTemplates,
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const uno::Reference<backenduno::XLayer> * pLayers,
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sal_Int32 nNumLayers,
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ITemplateDataProvider *aTemplateProvider,
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sal_Int32 * pLayersMerged = 0)
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CFG_UNO_THROW_ALL();
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/**
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Merges layers onto component data.
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*/
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void merge(
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MergedComponentData& aData,
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const uno::Reference<backenduno::XLayer> * pLayers,
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sal_Int32 aNumLayers,
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localehelper::Locale const & aRequestedLocale,
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localehelper::LocaleSequence & inoutMergedLocales,
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ITemplateDataProvider *aTemplateProvider,
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sal_Int32 * pLayersMerged = 0)
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CFG_UNO_THROW_ALL();
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private :
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/**
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Decides if merging should be retried after an exception.
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@throws com::sun::star::uno::Exception
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if not approved
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*/
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bool approveRecovery(
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const uno::Any & aMergeException,
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const uno::Reference<backenduno::XLayer> & aBrokenLayer,
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bool bUserLayerData)
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CFG_UNO_THROW_ALL();
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private :
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/** Get the factory used for service invocation */
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uno::Reference<lang::XMultiServiceFactory> getServiceFactory() const;
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/** UNO context to which this backend belongs */
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uno::Reference<uno::XComponentContext> mContext ;
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/** Backend being accessed */
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uno::Reference<backenduno::XBackend> mBackend ;
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/** Binary cache of default data */
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BinaryCache mBinaryCache;
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/** Manages Nofification from the Backends */
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uno::Reference<backenduno::XBackendChangesListener> mXNotifier;
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BackendChangeNotifier * mNotifier;
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} ;
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} } // configmgr.backend
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#endif // CONFIGMGR_BACKEND_BACKENDACCESS_HXX_
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