369 lines
15 KiB
C++
369 lines
15 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: systemintegrationmanager.cxx,v $
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* $Revision: 1.8 $
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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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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_configmgr.hxx"
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#include "systemintegrationmanager.hxx"
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#include <com/sun/star/container/XContentEnumerationAccess.hpp>
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#include <com/sun/star/container/XEnumeration.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/registry/XRegistryKey.hpp>
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namespace configmgr { namespace backend {
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//==============================================================================
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#define OU2A( oustr ) (rtl::OUStringToOString( oustr, RTL_TEXTENCODING_ASCII_US ).getStr())
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//==============================================================================
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uno::Reference<backenduno::XSingleLayerStratum> BackendRef::getBackend(uno::Reference<uno::XComponentContext> const & xContext)
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{
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if (!mBackend.is() && mFactory.is())
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try
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{
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mBackend.set( mFactory->createInstanceWithContext(xContext), uno::UNO_QUERY_THROW );
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}
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catch(uno::Exception& e)
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{
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OSL_TRACE("SystemIntegration::getSupportingBackend - could not create platform Backend: %s",
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OU2A(e.Message) );
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}
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return mBackend;
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}
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//------------------------------------------------------------------------------
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void BackendRef::disposeBackend()
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{
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uno::Reference< lang::XComponent> xComp( mBackend, uno::UNO_QUERY );
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if (xComp.is())
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try
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{
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xComp->dispose();
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}
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catch(uno::Exception &)
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{}
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mBackend.clear();
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}
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//==============================================================================
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SystemIntegrationManager::SystemIntegrationManager(const uno::Reference<uno::XComponentContext>& xContext)
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: cppu::WeakComponentImplHelper4< backenduno::XBackend, backenduno::XBackendChangesNotifier, lang::XInitialization, lang::XServiceInfo>(mMutex)
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, mMutex()
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, mContext(xContext)
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, mPlatformBackends()
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{
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}
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//------------------------------------------------------------------------------
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SystemIntegrationManager::~SystemIntegrationManager()
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{
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}
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//------------------------------------------------------------------------------
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void SAL_CALL SystemIntegrationManager::initialize(
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const uno::Sequence<uno::Any>& /*aParameters*/)
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throw (uno::RuntimeException, uno::Exception,
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lang::IllegalArgumentException,
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backenduno::BackendSetupException)
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{
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buildLookupTable();
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}
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//------------------------------------------------------------------------------
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static const rtl::OUString getAllComponentsName()
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{
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sal_Unicode const kStar = '*';
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return rtl::OUString(&kStar,1);
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}
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//------------------------------------------------------------------------------
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void SystemIntegrationManager::buildLookupTable()
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{
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static const rtl::OUString kPlatformServiceName(
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RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.backend.PlatformBackend")) ;
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//Build platform backend map componentName -> servicefactory
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uno::Reference<css::container::XContentEnumerationAccess> xEnumAccess
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(mContext->getServiceManager(),uno::UNO_QUERY_THROW);
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uno::Reference<css::container::XEnumeration> xEnum =
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xEnumAccess->createContentEnumeration(kPlatformServiceName);
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if (xEnum.is())
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{
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osl::MutexGuard lock(mMutex);
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while (xEnum->hasMoreElements())
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{
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uno::Reference<lang::XSingleComponentFactory> xServiceFactory( xEnum->nextElement(),uno::UNO_QUERY);
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if (xServiceFactory.is())
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{
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uno::Sequence<rtl::OUString> aKeys = getSupportedComponents(xServiceFactory);
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for (sal_Int32 i = 0 ; i < aKeys.getLength() ; ++i)
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{
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BackendRef aBackendRef(xServiceFactory);
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//OSL_TRACE("SystemInteg -Adding Factory Backend to map for key %s",
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//rtl::OUStringToOString(aKeys[i], RTL_TEXTENCODING_ASCII_US).getStr() );
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mPlatformBackends.insert( std::multimap<rtl::OUString, BackendRef>::value_type(aKeys[i],aBackendRef));
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}
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}
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}
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}
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}
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//---------------------------------------------------------------------------------------------
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uno::Sequence<rtl::OUString>
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SystemIntegrationManager::getSupportedComponents(const uno::Reference<lang::XSingleComponentFactory>& xFactory)
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{
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static const rtl::OUString kProperSubkeyName( RTL_CONSTASCII_USTRINGPARAM("/DATA/SupportedComponents")) ;
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static const rtl::OUString kImplKeyPropertyName( RTL_CONSTASCII_USTRINGPARAM("ImplementationKey")) ;
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uno::Reference<css::beans::XPropertySet> xSMProp(xFactory,uno::UNO_QUERY);
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if (xSMProp.is())
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{
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try
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{
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uno::Reference< css::registry::XRegistryKey > xImplKey(
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xSMProp->getPropertyValue(kImplKeyPropertyName), uno::UNO_QUERY);
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if (xImplKey.is())
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{
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uno::Reference< css::registry::XRegistryKey > xKey(
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xImplKey->openKey(kProperSubkeyName));
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if(xKey.is())
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return xKey->getAsciiListValue();
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}
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}
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catch(css::beans::UnknownPropertyException&){}
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catch(css::registry::InvalidValueException&){}
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catch(css::registry::InvalidRegistryException&){}
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}
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static const rtl::OUString kAllComponentsName = getAllComponentsName();
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return uno::Sequence<rtl::OUString>(&kAllComponentsName, 1);
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}
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//---------------------------------------------------------------------------------------------
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uno::Sequence<uno::Reference<backenduno::XLayer> > SAL_CALL
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SystemIntegrationManager::listOwnLayers(const rtl::OUString& aComponent)
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throw (backenduno::BackendAccessException,
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lang::IllegalArgumentException,
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uno::RuntimeException)
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{
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return listLayers(aComponent, rtl::OUString() ) ;
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}
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//------------------------------------------------------------------------------
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uno::Reference<backenduno::XUpdateHandler> SAL_CALL
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SystemIntegrationManager::getOwnUpdateHandler(const rtl::OUString& aComponent)
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throw (backenduno::BackendAccessException,
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lang::NoSupportException,
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lang::IllegalArgumentException,
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uno::RuntimeException)
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{
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return getUpdateHandler(aComponent, rtl::OUString()) ;
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}
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//------------------------------------------------------------------------------
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > SystemIntegrationManager::getSupportingBackends(const rtl::OUString& aComponent)
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{
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > backends;
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osl::MutexGuard lock(mMutex);
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std::pair<std::multimap<rtl::OUString, BackendRef>::iterator, std::multimap<rtl::OUString, BackendRef>::iterator> aRange = mPlatformBackends.equal_range(aComponent);
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for (std::multimap<rtl::OUString, BackendRef>::iterator it=aRange.first; it != aRange.second; )
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{
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std::multimap<rtl::OUString, BackendRef>::iterator cur = it++; // increment here, as erase() may invalidate cur
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uno::Reference<backenduno::XSingleLayerStratum> xBackend = cur->second.getBackend(mContext);
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if (xBackend.is())
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backends.push_back(xBackend);
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else // prevent repeated attempts to create
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mPlatformBackends.erase(cur);
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}
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return backends;
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}
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//------------------------------------------------------------------------------
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uno::Sequence<uno::Reference<backenduno::XLayer> > SAL_CALL
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SystemIntegrationManager::listLayers(const rtl::OUString& aComponent,
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const rtl::OUString& /*aEntity*/)
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throw (backenduno::BackendAccessException,
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lang::IllegalArgumentException,
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uno::RuntimeException)
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{
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > const aUniversalBackends = getSupportingBackends(getAllComponentsName());
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > const aSpecialBackends = getSupportingBackends(aComponent);
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uno::Sequence< uno::Reference<backenduno::XLayer> > aLayers(aUniversalBackends.size() + aSpecialBackends.size());
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uno::Reference<backenduno::XLayer> * pLayer = aLayers.getArray();
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for (std::vector< uno::Reference<backenduno::XSingleLayerStratum> >::size_type i=0 ; i< aUniversalBackends.size(); ++i, ++pLayer)
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*pLayer = aUniversalBackends[i]->getLayer(aComponent, rtl::OUString());
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for (std::vector< uno::Reference<backenduno::XSingleLayerStratum> >::size_type j=0 ; j< aSpecialBackends.size(); ++j, ++pLayer)
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*pLayer = aSpecialBackends[j]->getLayer(aComponent, rtl::OUString());
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OSL_ASSERT( aLayers.getConstArray()+aLayers.getLength() == pLayer );
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return aLayers;
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}
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//------------------------------------------------------------------------------
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uno::Reference<backenduno::XUpdateHandler> SAL_CALL
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SystemIntegrationManager::getUpdateHandler(const rtl::OUString& /*aComponent*/,
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const rtl::OUString& /*aEntity*/)
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throw (backenduno::BackendAccessException,
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lang::NoSupportException,
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lang::IllegalArgumentException,
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uno::RuntimeException)
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{
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throw lang::NoSupportException(
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rtl::OUString::createFromAscii(
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"SystemIntegrationManager: No Update Operation allowed, Read Only access"),
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*this) ;
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}
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// ---------------------------------------------------------------------------
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// ComponentHelper
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void SAL_CALL SystemIntegrationManager::disposing()
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{
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osl::MutexGuard lock(mMutex);
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for (std::multimap<rtl::OUString, BackendRef>::iterator it = mPlatformBackends.begin(); it != mPlatformBackends.end(); ++it)
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it->second.disposeBackend();
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mPlatformBackends.clear();
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mContext.clear();
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}
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//------------------------------------------------------------------------------
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rtl::OUString SAL_CALL SystemIntegrationManager::
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getSystemIntegrationManagerName(void)
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{
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static const rtl::OUString kImplementationName(
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RTL_CONSTASCII_USTRINGPARAM(
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"com.sun.star.comp.configuration.backend.SystemIntegration")) ;
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return kImplementationName ;
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}
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//------------------------------------------------------------------------------
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rtl::OUString SAL_CALL SystemIntegrationManager::getImplementationName(void)
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throw (uno::RuntimeException)
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{
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return getSystemIntegrationManagerName() ;
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}
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//------------------------------------------------------------------------------
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uno::Sequence<rtl::OUString> SAL_CALL SystemIntegrationManager::
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getServiceNames(void)
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{
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uno::Sequence<rtl::OUString> aServices(2) ;
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aServices[0] = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.backend.SystemIntegration")) ;
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aServices[1] = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.backend.Backend")) ;
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return aServices ;
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}
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//------------------------------------------------------------------------------
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sal_Bool SAL_CALL SystemIntegrationManager::supportsService(
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const rtl::OUString& aServiceName)
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throw (uno::RuntimeException)
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{
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uno::Sequence< rtl::OUString > const svc = getServiceNames();
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for(sal_Int32 i = 0; i < svc.getLength(); ++i )
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if(svc[i] == aServiceName)
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return true;
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return false;
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}
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//------------------------------------------------------------------------------
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uno::Sequence<rtl::OUString>
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SAL_CALL SystemIntegrationManager::getSupportedServiceNames(void)
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throw (uno::RuntimeException)
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{
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return getServiceNames() ;
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}
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//------------------------------------------------------------------------------
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void SAL_CALL SystemIntegrationManager::addChangesListener(
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const uno::Reference<backenduno::XBackendChangesListener>& xListener,
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const rtl::OUString& aComponent)
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throw (::com::sun::star::uno::RuntimeException)
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{
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osl::MutexGuard aGuard(mMutex);
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// FIXME: we really need our own InterfaceContainer plus a helper object
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// that listens on the backends and forwards notifications
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//Simply forward listener to platform backend that support listening
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{
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > aUniversalBackends = getSupportingBackends(getAllComponentsName());
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for (sal_uInt32 i=0; i< aUniversalBackends.size(); i++)
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{
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uno::Reference<backenduno::XBackendChangesNotifier> xBackend( aUniversalBackends[i], uno::UNO_QUERY) ;
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if (xBackend.is())
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xBackend->addChangesListener(xListener, aComponent);
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}
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}
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{
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > aSpecialBackends = getSupportingBackends(aComponent);
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for (sal_uInt32 i=0; i< aSpecialBackends.size(); i++)
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{
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uno::Reference<backenduno::XBackendChangesNotifier> xBackend( aSpecialBackends[i], uno::UNO_QUERY) ;
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if (xBackend.is())
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xBackend->addChangesListener(xListener, aComponent);
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}
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}
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}
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//------------------------------------------------------------------------------
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void SAL_CALL SystemIntegrationManager::removeChangesListener(
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const uno::Reference<backenduno::XBackendChangesListener>& xListener,
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const rtl::OUString& aComponent)
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throw (::com::sun::star::uno::RuntimeException)
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{
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osl::MutexGuard aGuard(mMutex);
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{
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > aUniversalBackends = getSupportingBackends(getAllComponentsName());
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for (sal_uInt32 i=0; i< aUniversalBackends.size(); i++)
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{
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uno::Reference<backenduno::XBackendChangesNotifier> xBackend( aUniversalBackends[i], uno::UNO_QUERY) ;
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if (xBackend.is())
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xBackend->removeChangesListener(xListener, aComponent);
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}
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}
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{
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std::vector< uno::Reference<backenduno::XSingleLayerStratum> > aSpecialBackends = getSupportingBackends(aComponent);
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for (sal_uInt32 i=0; i< aSpecialBackends.size(); i++)
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{
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uno::Reference<backenduno::XBackendChangesNotifier> xBackend( aSpecialBackends[i], uno::UNO_QUERY) ;
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if (xBackend.is())
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xBackend->removeChangesListener(xListener, aComponent);
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}
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}
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}
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//------------------------------------------------------------------------------
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} } // configmgr.backend
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