diff options
Diffstat (limited to 'dbaccess/source/shared/registrationhelper.cxx')
| -rw-r--r-- | dbaccess/source/shared/registrationhelper.cxx | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/dbaccess/source/shared/registrationhelper.cxx b/dbaccess/source/shared/registrationhelper.cxx new file mode 100644 index 000000000000..b606c6bcf9b6 --- /dev/null +++ b/dbaccess/source/shared/registrationhelper.cxx @@ -0,0 +1,215 @@ +/************************************************************************* + * + * 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. + * + ************************************************************************/ + +// no include "precompiled_dbaccess.hxx" because this file is meant to +// be included in other cxx files + +#ifndef _REGISTRATIONHELPER_CXX_INCLUDED_INDIRECTLY_ +#error "don't build this file directly! use dbu_reghelper.cxx instead!" +#endif + +using namespace ::com::sun::star; +using namespace ::comphelper; +using namespace ::cppu; + +uno::Sequence< ::rtl::OUString >* OModuleRegistration::s_pImplementationNames = NULL; +uno::Sequence< uno::Sequence< ::rtl::OUString > >* OModuleRegistration::s_pSupportedServices = NULL; +uno::Sequence< sal_Int64 >* OModuleRegistration::s_pCreationFunctionPointers = NULL; +uno::Sequence< sal_Int64 >* OModuleRegistration::s_pFactoryFunctionPointers = NULL; + +//-------------------------------------------------------------------------- +void OModuleRegistration::registerComponent( + const ::rtl::OUString& _rImplementationName, + const uno::Sequence< ::rtl::OUString >& _rServiceNames, + ComponentInstantiation _pCreateFunction, + FactoryInstantiation _pFactoryFunction) +{ + if (!s_pImplementationNames) + { + OSL_ENSURE(!s_pSupportedServices && !s_pCreationFunctionPointers && !s_pFactoryFunctionPointers, + "OModuleRegistration::registerComponent : inconsistent state (the pointers (1)) !"); + s_pImplementationNames = new uno::Sequence< ::rtl::OUString >; + s_pSupportedServices = new uno::Sequence< uno::Sequence< ::rtl::OUString > >; + s_pCreationFunctionPointers = new uno::Sequence< sal_Int64 >; + s_pFactoryFunctionPointers = new uno::Sequence< sal_Int64 >; + } + OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers, + "OModuleRegistration::registerComponent : inconsistent state (the pointers (2)) !"); + + OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength()) + && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength()) + && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()), + "OModuleRegistration::registerComponent : inconsistent state !"); + + sal_Int32 nOldLen = s_pImplementationNames->getLength(); + s_pImplementationNames->realloc(nOldLen + 1); + s_pSupportedServices->realloc(nOldLen + 1); + s_pCreationFunctionPointers->realloc(nOldLen + 1); + s_pFactoryFunctionPointers->realloc(nOldLen + 1); + + s_pImplementationNames->getArray()[nOldLen] = _rImplementationName; + s_pSupportedServices->getArray()[nOldLen] = _rServiceNames; + s_pCreationFunctionPointers->getArray()[nOldLen] = reinterpret_cast<sal_Int64>(_pCreateFunction); + s_pFactoryFunctionPointers->getArray()[nOldLen] = reinterpret_cast<sal_Int64>(_pFactoryFunction); +} + +//-------------------------------------------------------------------------- +void OModuleRegistration::revokeComponent(const ::rtl::OUString& _rImplementationName) +{ + if (!s_pImplementationNames) + { + OSL_ENSURE(sal_False, "OModuleRegistration::revokeComponent : have no class infos ! Are you sure called this method at the right time ?"); + return; + } + OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers, + "OModuleRegistration::revokeComponent : inconsistent state (the pointers) !"); + OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength()) + && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength()) + && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()), + "OModuleRegistration::revokeComponent : inconsistent state !"); + + sal_Int32 nLen = s_pImplementationNames->getLength(); + const ::rtl::OUString* pImplNames = s_pImplementationNames->getConstArray(); + for (sal_Int32 i=0; i<nLen; ++i, ++pImplNames) + { + if (pImplNames->equals(_rImplementationName)) + { + removeElementAt(*s_pImplementationNames, i); + removeElementAt(*s_pSupportedServices, i); + removeElementAt(*s_pCreationFunctionPointers, i); + removeElementAt(*s_pFactoryFunctionPointers, i); + break; + } + } + + if (s_pImplementationNames->getLength() == 0) + { + delete s_pImplementationNames; s_pImplementationNames = NULL; + delete s_pSupportedServices; s_pSupportedServices = NULL; + delete s_pCreationFunctionPointers; s_pCreationFunctionPointers = NULL; + delete s_pFactoryFunctionPointers; s_pFactoryFunctionPointers = NULL; + } +} + +//-------------------------------------------------------------------------- +sal_Bool OModuleRegistration::writeComponentInfos( + const uno::Reference< lang::XMultiServiceFactory >& /*_rxServiceManager*/, + const uno::Reference< registry::XRegistryKey >& _rxRootKey) +{ + OSL_ENSURE(_rxRootKey.is(), "OModuleRegistration::writeComponentInfos : invalid argument !"); + + if (!s_pImplementationNames) + { + OSL_ENSURE(sal_False, "OModuleRegistration::writeComponentInfos : have no class infos ! Are you sure called this method at the right time ?"); + return sal_True; + } + OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers, + "OModuleRegistration::writeComponentInfos : inconsistent state (the pointers) !"); + OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength()) + && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength()) + && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()), + "OModuleRegistration::writeComponentInfos : inconsistent state !"); + + sal_Int32 nLen = s_pImplementationNames->getLength(); + const ::rtl::OUString* pImplName = s_pImplementationNames->getConstArray(); + const uno::Sequence< ::rtl::OUString >* pServices = s_pSupportedServices->getConstArray(); + + ::rtl::OUString sRootKey("/", 1, RTL_TEXTENCODING_ASCII_US); + for (sal_Int32 i=0; i<nLen; ++i, ++pImplName, ++pServices) + { + ::rtl::OUString aMainKeyName(sRootKey); + aMainKeyName += *pImplName; + aMainKeyName += ::rtl::OUString::createFromAscii("/UNO/SERVICES"); + + try + { + uno::Reference< registry::XRegistryKey > xNewKey( _rxRootKey->createKey(aMainKeyName) ); + + const ::rtl::OUString* pService = pServices->getConstArray(); + for (sal_Int32 j=0; j<pServices->getLength(); ++j, ++pService) + xNewKey->createKey(*pService); + } + catch(uno::Exception const&) + { + OSL_ENSURE(sal_False, "OModuleRegistration::writeComponentInfos : something went wrong while creating the keys !"); + return sal_False; + } + } + + return sal_True; +} + +//-------------------------------------------------------------------------- +uno::Reference< uno::XInterface > OModuleRegistration::getComponentFactory( + const ::rtl::OUString& _rImplementationName, + const uno::Reference< lang::XMultiServiceFactory >& _rxServiceManager) +{ + OSL_ENSURE(_rxServiceManager.is(), "OModuleRegistration::getComponentFactory : invalid argument (service manager) !"); + OSL_ENSURE(_rImplementationName.getLength(), "OModuleRegistration::getComponentFactory : invalid argument (implementation name) !"); + + if (!s_pImplementationNames) + { + OSL_ENSURE(sal_False, "OModuleRegistration::getComponentFactory : have no class infos ! Are you sure called this method at the right time ?"); + return NULL; + } + OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers, + "OModuleRegistration::getComponentFactory : inconsistent state (the pointers) !"); + OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength()) + && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength()) + && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()), + "OModuleRegistration::getComponentFactory : inconsistent state !"); + + + uno::Reference< uno::XInterface > xReturn; + + + sal_Int32 nLen = s_pImplementationNames->getLength(); + const ::rtl::OUString* pImplName = s_pImplementationNames->getConstArray(); + const uno::Sequence< ::rtl::OUString >* pServices = s_pSupportedServices->getConstArray(); + const sal_Int64* pComponentFunction = s_pCreationFunctionPointers->getConstArray(); + const sal_Int64* pFactoryFunction = s_pFactoryFunctionPointers->getConstArray(); + + for (sal_Int32 i=0; i<nLen; ++i, ++pImplName, ++pServices, ++pComponentFunction, ++pFactoryFunction) + { + if (pImplName->equals(_rImplementationName)) + { + const FactoryInstantiation FactoryInstantiationFunction = reinterpret_cast<const FactoryInstantiation>(*pFactoryFunction); + const ComponentInstantiation ComponentInstantiationFunction = reinterpret_cast<const ComponentInstantiation>(*pComponentFunction); + + xReturn = FactoryInstantiationFunction( _rxServiceManager, *pImplName, ComponentInstantiationFunction, *pServices, NULL); + if (xReturn.is()) + { + xReturn->acquire(); + return xReturn.get(); + } + } + } + + return NULL; +} + + |