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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /cppuhelper/source/factory.cxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'cppuhelper/source/factory.cxx')
-rw-r--r--cppuhelper/source/factory.cxx967
1 files changed, 967 insertions, 0 deletions
diff --git a/cppuhelper/source/factory.cxx b/cppuhelper/source/factory.cxx
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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 .
+ */
+
+#include <sal/log.hxx>
+#include <osl/diagnose.h>
+#include <osl/mutex.hxx>
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/component.hxx>
+#include <cppuhelper/factory.hxx>
+#include <cppuhelper/implbase.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <rtl/unload.h>
+
+#include <cppuhelper/propshlp.hxx>
+
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/lang/XSingleServiceFactory.hpp>
+#include <com/sun/star/lang/XSingleComponentFactory.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/loader/XImplementationLoader.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/uno/XUnloadingPreference.hpp>
+#include <com/sun/star/beans/PropertyAttribute.hpp>
+
+#include <memory>
+
+
+using namespace osl;
+using namespace com::sun::star;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::loader;
+using namespace com::sun::star::registry;
+
+namespace cppu
+{
+
+namespace {
+
+class OSingleFactoryHelper
+ : public XServiceInfo
+ , public XSingleServiceFactory
+ , public lang::XSingleComponentFactory
+ , public XUnloadingPreference
+{
+public:
+ OSingleFactoryHelper(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName_,
+ ComponentInstantiation pCreateFunction_,
+ ComponentFactoryFunc fptr,
+ const Sequence< OUString > * pServiceNames_ )
+ : xSMgr( rServiceManager )
+ , pCreateFunction( pCreateFunction_ )
+ , m_fptr( fptr )
+ , aImplementationName( rImplementationName_ )
+ {
+ if( pServiceNames_ )
+ aServiceNames = *pServiceNames_;
+ }
+
+ virtual ~OSingleFactoryHelper();
+
+ // XInterface
+ Any SAL_CALL queryInterface( const Type & rType ) override;
+
+ // XSingleServiceFactory
+ Reference<XInterface > SAL_CALL createInstance() override;
+ virtual Reference<XInterface > SAL_CALL createInstanceWithArguments(const Sequence<Any>& Arguments) override;
+ // XSingleComponentFactory
+ virtual Reference< XInterface > SAL_CALL createInstanceWithContext(
+ Reference< XComponentContext > const & xContext ) override;
+ virtual Reference< XInterface > SAL_CALL createInstanceWithArgumentsAndContext(
+ Sequence< Any > const & rArguments,
+ Reference< XComponentContext > const & xContext ) override;
+
+ // XServiceInfo
+ OUString SAL_CALL getImplementationName() override;
+ sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
+ Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+protected:
+ /**
+ * Create an instance specified by the factory. The one instance logic is implemented
+ * in the createInstance and createInstanceWithArguments methods.
+ * @return the newly created instance. Do not return a previous (one instance) instance.
+ * @throw css::uno::Exception
+ * @throw css::uno::RuntimeException
+ */
+ virtual Reference<XInterface > createInstanceEveryTime(
+ Reference< XComponentContext > const & xContext );
+
+ Reference<XMultiServiceFactory > xSMgr;
+ ComponentInstantiation pCreateFunction;
+ ComponentFactoryFunc m_fptr;
+ Sequence< OUString > aServiceNames;
+ OUString aImplementationName;
+};
+
+}
+
+OSingleFactoryHelper::~OSingleFactoryHelper()
+{
+}
+
+
+Any OSingleFactoryHelper::queryInterface( const Type & rType )
+{
+ return ::cppu::queryInterface(
+ rType,
+ static_cast< XSingleComponentFactory * >( this ),
+ static_cast< XSingleServiceFactory * >( this ),
+ static_cast< XServiceInfo * >( this ) ,
+ static_cast< XUnloadingPreference * >( this ));
+}
+
+// OSingleFactoryHelper
+Reference<XInterface > OSingleFactoryHelper::createInstanceEveryTime(
+ Reference< XComponentContext > const & xContext )
+{
+ if (m_fptr)
+ {
+ return (*m_fptr)( xContext );
+ }
+ if( pCreateFunction )
+ {
+ if (xContext.is())
+ {
+ Reference< lang::XMultiServiceFactory > xContextMgr(
+ xContext->getServiceManager(), UNO_QUERY );
+ if (xContextMgr.is())
+ return (*pCreateFunction)( xContextMgr );
+ }
+ return (*pCreateFunction)( xSMgr );
+ }
+ return Reference< XInterface >();
+}
+
+// XSingleServiceFactory
+Reference<XInterface > OSingleFactoryHelper::createInstance()
+{
+ return createInstanceWithContext( Reference< XComponentContext >() );
+}
+
+// XSingleServiceFactory
+Reference<XInterface > OSingleFactoryHelper::createInstanceWithArguments(
+ const Sequence<Any>& Arguments )
+{
+ return createInstanceWithArgumentsAndContext(
+ Arguments, Reference< XComponentContext >() );
+}
+
+// XSingleComponentFactory
+
+Reference< XInterface > OSingleFactoryHelper::createInstanceWithContext(
+ Reference< XComponentContext > const & xContext )
+{
+ return createInstanceEveryTime( xContext );
+}
+
+Reference< XInterface > OSingleFactoryHelper::createInstanceWithArgumentsAndContext(
+ Sequence< Any > const & rArguments,
+ Reference< XComponentContext > const & xContext )
+{
+ Reference< XInterface > xRet( createInstanceWithContext( xContext ) );
+
+ Reference< lang::XInitialization > xInit( xRet, UNO_QUERY );
+ // always call initialize, even if there are no arguments. #i63511#
+ if (xInit.is())
+ {
+ xInit->initialize( rArguments );
+ }
+ else
+ {
+ if ( rArguments.hasElements() )
+ {
+ // dispose the here created UNO object before throwing out exception
+ // to avoid risk of memory leaks #i113722#
+ Reference<XComponent> xComp( xRet, UNO_QUERY );
+ if (xComp.is())
+ xComp->dispose();
+
+ throw lang::IllegalArgumentException(
+ "cannot pass arguments to component => no XInitialization implemented!",
+ Reference< XInterface >(), 0 );
+ }
+ }
+
+ return xRet;
+}
+
+// XServiceInfo
+OUString OSingleFactoryHelper::getImplementationName()
+{
+ return aImplementationName;
+}
+
+// XServiceInfo
+sal_Bool OSingleFactoryHelper::supportsService(
+ const OUString& ServiceName )
+{
+ return cppu::supportsService(this, ServiceName);
+}
+
+// XServiceInfo
+Sequence< OUString > OSingleFactoryHelper::getSupportedServiceNames()
+{
+ return aServiceNames;
+}
+
+namespace {
+
+struct OFactoryComponentHelper_Mutex
+{
+ Mutex aMutex;
+};
+
+class OFactoryComponentHelper
+ : public OFactoryComponentHelper_Mutex
+ , public OComponentHelper
+ , public OSingleFactoryHelper
+{
+public:
+ OFactoryComponentHelper(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName_,
+ ComponentInstantiation pCreateFunction_,
+ ComponentFactoryFunc fptr,
+ const Sequence< OUString > * pServiceNames_,
+ bool bOneInstance_ )
+ : OComponentHelper( aMutex )
+ , OSingleFactoryHelper( rServiceManager, rImplementationName_, pCreateFunction_, fptr, pServiceNames_ )
+ , bOneInstance( bOneInstance_ )
+ {
+ }
+
+ // XInterface
+ Any SAL_CALL queryInterface( const Type & rType ) override;
+ void SAL_CALL acquire() throw() override
+ { OComponentHelper::acquire(); }
+ void SAL_CALL release() throw() override
+ { OComponentHelper::release(); }
+
+ // XSingleServiceFactory
+ Reference<XInterface > SAL_CALL createInstance() override;
+ Reference<XInterface > SAL_CALL createInstanceWithArguments( const Sequence<Any>& Arguments ) override;
+ // XSingleComponentFactory
+ virtual Reference< XInterface > SAL_CALL createInstanceWithContext(
+ Reference< XComponentContext > const & xContext ) override;
+ virtual Reference< XInterface > SAL_CALL createInstanceWithArgumentsAndContext(
+ Sequence< Any > const & rArguments,
+ Reference< XComponentContext > const & xContext ) override;
+
+ // XTypeProvider
+ virtual Sequence< Type > SAL_CALL getTypes() override;
+ virtual Sequence< sal_Int8 > SAL_CALL getImplementationId() override;
+
+ // XAggregation
+ Any SAL_CALL queryAggregation( const Type & rType ) override;
+
+ // XUnloadingPreference
+ virtual sal_Bool SAL_CALL releaseOnNotification() override;
+
+ // OComponentHelper
+ void SAL_CALL dispose() override;
+
+private:
+ Reference<XInterface > xTheInstance;
+ bool bOneInstance;
+protected:
+ // needed for implementing XUnloadingPreference in inheriting classes
+ bool isOneInstance() const {return bOneInstance;}
+ bool isInstance() const {return xTheInstance.is();}
+};
+
+}
+
+Any SAL_CALL OFactoryComponentHelper::queryInterface( const Type & rType )
+{
+ if( rType == cppu::UnoType<XUnloadingPreference>::get() )
+ {
+ return Any(
+ Reference< XUnloadingPreference >(
+ static_cast< XUnloadingPreference * >(this) ) );
+ }
+ return OComponentHelper::queryInterface( rType );
+}
+
+// XAggregation
+Any OFactoryComponentHelper::queryAggregation( const Type & rType )
+{
+ Any aRet( OComponentHelper::queryAggregation( rType ) );
+ return (aRet.hasValue() ? aRet : OSingleFactoryHelper::queryInterface( rType ));
+}
+
+// XTypeProvider
+Sequence< Type > OFactoryComponentHelper::getTypes()
+{
+ Type ar[ 4 ];
+ ar[ 0 ] = cppu::UnoType<XSingleServiceFactory>::get();
+ ar[ 1 ] = cppu::UnoType<XServiceInfo>::get();
+ ar[ 2 ] = cppu::UnoType<XUnloadingPreference>::get();
+
+ if (m_fptr)
+ ar[ 3 ] = cppu::UnoType<XSingleComponentFactory>::get();
+
+ return Sequence< Type >( ar, m_fptr ? 4 : 3 );
+}
+
+Sequence< sal_Int8 > OFactoryComponentHelper::getImplementationId()
+{
+ return css::uno::Sequence<sal_Int8>();
+}
+
+// XSingleServiceFactory
+Reference<XInterface > OFactoryComponentHelper::createInstance()
+{
+ if( bOneInstance )
+ {
+ if( !xTheInstance.is() )
+ {
+ MutexGuard aGuard( aMutex );
+ if( !xTheInstance.is() )
+ xTheInstance = OSingleFactoryHelper::createInstance();
+ }
+ return xTheInstance;
+ }
+ return OSingleFactoryHelper::createInstance();
+}
+
+Reference<XInterface > OFactoryComponentHelper::createInstanceWithArguments(
+ const Sequence<Any>& Arguments )
+{
+ if( bOneInstance )
+ {
+ if( !xTheInstance.is() )
+ {
+ MutexGuard aGuard( aMutex );
+// OSL_ENSURE( !xTheInstance.is(), "### arguments will be ignored!" );
+ if( !xTheInstance.is() )
+ xTheInstance = OSingleFactoryHelper::createInstanceWithArguments( Arguments );
+ }
+ return xTheInstance;
+ }
+ return OSingleFactoryHelper::createInstanceWithArguments( Arguments );
+}
+
+// XSingleComponentFactory
+
+Reference< XInterface > OFactoryComponentHelper::createInstanceWithContext(
+ Reference< XComponentContext > const & xContext )
+{
+ if( bOneInstance )
+ {
+ if( !xTheInstance.is() )
+ {
+ MutexGuard aGuard( aMutex );
+// OSL_ENSURE( !xTheInstance.is(), "### context will be ignored!" );
+ if( !xTheInstance.is() )
+ xTheInstance = OSingleFactoryHelper::createInstanceWithContext( xContext );
+ }
+ return xTheInstance;
+ }
+ return OSingleFactoryHelper::createInstanceWithContext( xContext );
+}
+
+Reference< XInterface > OFactoryComponentHelper::createInstanceWithArgumentsAndContext(
+ Sequence< Any > const & rArguments,
+ Reference< XComponentContext > const & xContext )
+{
+ if( bOneInstance )
+ {
+ if( !xTheInstance.is() )
+ {
+ MutexGuard aGuard( aMutex );
+// OSL_ENSURE( !xTheInstance.is(), "### context and arguments will be ignored!" );
+ if( !xTheInstance.is() )
+ xTheInstance = OSingleFactoryHelper::createInstanceWithArgumentsAndContext( rArguments, xContext );
+ }
+ return xTheInstance;
+ }
+ return OSingleFactoryHelper::createInstanceWithArgumentsAndContext( rArguments, xContext );
+}
+
+
+// OComponentHelper
+void OFactoryComponentHelper::dispose()
+{
+ OComponentHelper::dispose();
+
+ Reference<XInterface > x;
+ {
+ // do not delete in the guard section
+ MutexGuard aGuard( aMutex );
+ x = xTheInstance;
+ xTheInstance.clear();
+ }
+ // if it is a component call dispose at the component
+ Reference<XComponent > xComp( x, UNO_QUERY );
+ if( xComp.is() )
+ xComp->dispose();
+}
+
+// XUnloadingPreference
+// This class is used for single factories, component factories and
+// one-instance factories. Depending on the usage this function has
+// to return different values.
+// one-instance factory: sal_False
+// single factory: sal_True
+// component factory: sal_True
+sal_Bool SAL_CALL OFactoryComponentHelper::releaseOnNotification()
+{
+ if( bOneInstance)
+ return false;
+ return true;
+}
+
+namespace {
+
+class ORegistryFactoryHelper : public OFactoryComponentHelper,
+ public OPropertySetHelper
+
+{
+public:
+ ORegistryFactoryHelper(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName_,
+ const Reference<XRegistryKey > & xImplementationKey_,
+ bool bOneInstance_ )
+ : OFactoryComponentHelper(
+ rServiceManager, rImplementationName_, nullptr, nullptr, nullptr, bOneInstance_ ),
+ OPropertySetHelper( OComponentHelper::rBHelper ),
+ xImplementationKey( xImplementationKey_ )
+ {}
+
+ // XInterface
+ virtual Any SAL_CALL queryInterface( Type const & type ) override;
+ virtual void SAL_CALL acquire() throw () override;
+ virtual void SAL_CALL release() throw () override;
+ // XTypeProvider
+ virtual Sequence< Type > SAL_CALL getTypes() override;
+ // XPropertySet
+ virtual Reference< beans::XPropertySetInfo > SAL_CALL getPropertySetInfo() override;
+
+ // OPropertySetHelper
+ virtual IPropertyArrayHelper & SAL_CALL getInfoHelper() override;
+ virtual sal_Bool SAL_CALL convertFastPropertyValue(
+ Any & rConvertedValue, Any & rOldValue,
+ sal_Int32 nHandle, Any const & rValue ) override;
+ virtual void SAL_CALL setFastPropertyValue_NoBroadcast(
+ sal_Int32 nHandle, Any const & rValue ) override;
+ using OPropertySetHelper::getFastPropertyValue;
+ virtual void SAL_CALL getFastPropertyValue(
+ Any & rValue, sal_Int32 nHandle ) const override;
+
+ // OSingleFactoryHelper
+ Reference<XInterface > createInstanceEveryTime(
+ Reference< XComponentContext > const & xContext ) override;
+
+ // XSingleServiceFactory
+ Reference<XInterface > SAL_CALL createInstanceWithArguments(const Sequence<Any>& Arguments) override;
+ // XSingleComponentFactory
+ Reference< XInterface > SAL_CALL createInstanceWithArgumentsAndContext(
+ Sequence< Any > const & rArguments,
+ Reference< XComponentContext > const & xContext ) override;
+
+ // XServiceInfo
+ Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+ // XUnloadingPreference
+ sal_Bool SAL_CALL releaseOnNotification() override;
+
+
+private:
+ /// @throws css::uno::Exception
+ /// @throws css::uno::RuntimeException
+ Reference< XInterface > createModuleFactory();
+
+ /** The registry key of the implementation section */
+ Reference<XRegistryKey > xImplementationKey;
+ /** The factory created with the loader. */
+ Reference<XSingleComponentFactory > xModuleFactory;
+ Reference<XSingleServiceFactory > xModuleFactoryDepr;
+ Reference< beans::XPropertySetInfo > m_xInfo;
+ std::unique_ptr< IPropertyArrayHelper > m_property_array_helper;
+protected:
+ using OPropertySetHelper::getTypes;
+};
+
+}
+
+// XInterface
+
+Any SAL_CALL ORegistryFactoryHelper::queryInterface(
+ Type const & type )
+{
+ Any ret( OFactoryComponentHelper::queryInterface( type ) );
+ if (ret.hasValue())
+ return ret;
+ return OPropertySetHelper::queryInterface( type );
+}
+
+
+void ORegistryFactoryHelper::acquire() throw ()
+{
+ OFactoryComponentHelper::acquire();
+}
+
+
+void ORegistryFactoryHelper::release() throw ()
+{
+ OFactoryComponentHelper::release();
+}
+
+// XTypeProvider
+
+Sequence< Type > ORegistryFactoryHelper::getTypes()
+{
+ Sequence< Type > types( OFactoryComponentHelper::getTypes() );
+ sal_Int32 pos = types.getLength();
+ types.realloc( pos + 3 );
+ Type * p = types.getArray();
+ p[ pos++ ] = cppu::UnoType<beans::XMultiPropertySet>::get();
+ p[ pos++ ] = cppu::UnoType<beans::XFastPropertySet>::get();
+ p[ pos++ ] = cppu::UnoType<beans::XPropertySet>::get();
+ return types;
+}
+
+// XPropertySet
+
+Reference< beans::XPropertySetInfo >
+ORegistryFactoryHelper::getPropertySetInfo()
+{
+ ::osl::MutexGuard guard( aMutex );
+ if (! m_xInfo.is())
+ m_xInfo = createPropertySetInfo( getInfoHelper() );
+ return m_xInfo;
+}
+
+// OPropertySetHelper
+
+IPropertyArrayHelper & ORegistryFactoryHelper::getInfoHelper()
+{
+ ::osl::MutexGuard guard( aMutex );
+ if (m_property_array_helper == nullptr)
+ {
+ beans::Property prop(
+ "ImplementationKey" /* name */,
+ 0 /* handle */,
+ cppu::UnoType<decltype(xImplementationKey)>::get(),
+ beans::PropertyAttribute::READONLY |
+ beans::PropertyAttribute::OPTIONAL );
+ m_property_array_helper.reset(
+ new ::cppu::OPropertyArrayHelper( &prop, 1 ) );
+ }
+ return *m_property_array_helper;
+}
+
+
+sal_Bool ORegistryFactoryHelper::convertFastPropertyValue(
+ Any &, Any &, sal_Int32, Any const & )
+{
+ OSL_FAIL( "unexpected!" );
+ return false;
+}
+
+
+void ORegistryFactoryHelper::setFastPropertyValue_NoBroadcast(
+ sal_Int32, Any const & )
+{
+ throw beans::PropertyVetoException(
+ "unexpected: only readonly properties!",
+ static_cast< OWeakObject * >(this) );
+}
+
+
+void ORegistryFactoryHelper::getFastPropertyValue(
+ Any & rValue, sal_Int32 nHandle ) const
+{
+ if (nHandle == 0)
+ {
+ rValue <<= xImplementationKey;
+ }
+ else
+ {
+ rValue.clear();
+ throw beans::UnknownPropertyException(
+ "unknown property!", static_cast< OWeakObject * >(
+ const_cast< ORegistryFactoryHelper * >(this) ) );
+ }
+}
+
+Reference<XInterface > ORegistryFactoryHelper::createInstanceEveryTime(
+ Reference< XComponentContext > const & xContext )
+{
+ if( !xModuleFactory.is() && !xModuleFactoryDepr.is() )
+ {
+ Reference< XInterface > x( createModuleFactory() );
+ if (x.is())
+ {
+ MutexGuard aGuard( aMutex );
+ if( !xModuleFactory.is() && !xModuleFactoryDepr.is() )
+ {
+ xModuleFactory.set( x, UNO_QUERY );
+ xModuleFactoryDepr.set( x, UNO_QUERY );
+ }
+ }
+ }
+ if( xModuleFactory.is() )
+ {
+ return xModuleFactory->createInstanceWithContext( xContext );
+ }
+ if( xModuleFactoryDepr.is() )
+ {
+ return xModuleFactoryDepr->createInstance();
+ }
+
+ return Reference<XInterface >();
+}
+
+Reference<XInterface > SAL_CALL ORegistryFactoryHelper::createInstanceWithArguments(
+ const Sequence<Any>& Arguments )
+{
+ if( !xModuleFactory.is() && !xModuleFactoryDepr.is() )
+ {
+ Reference< XInterface > x( createModuleFactory() );
+ if (x.is())
+ {
+ MutexGuard aGuard( aMutex );
+ if( !xModuleFactory.is() && !xModuleFactoryDepr.is() )
+ {
+ xModuleFactory.set( x, UNO_QUERY );
+ xModuleFactoryDepr.set( x, UNO_QUERY );
+ }
+ }
+ }
+ if( xModuleFactoryDepr.is() )
+ {
+ return xModuleFactoryDepr->createInstanceWithArguments( Arguments );
+ }
+ if( xModuleFactory.is() )
+ {
+ SAL_INFO("cppuhelper", "no context ORegistryFactoryHelper::createInstanceWithArgumentsAndContext()!");
+ return xModuleFactory->createInstanceWithArgumentsAndContext( Arguments, Reference< XComponentContext >() );
+ }
+
+ return Reference<XInterface >();
+}
+
+Reference< XInterface > ORegistryFactoryHelper::createInstanceWithArgumentsAndContext(
+ Sequence< Any > const & rArguments,
+ Reference< XComponentContext > const & xContext )
+{
+ if( !xModuleFactory.is() && !xModuleFactoryDepr.is() )
+ {
+ Reference< XInterface > x( createModuleFactory() );
+ if (x.is())
+ {
+ MutexGuard aGuard( aMutex );
+ if( !xModuleFactory.is() && !xModuleFactoryDepr.is() )
+ {
+ xModuleFactory.set( x, UNO_QUERY );
+ xModuleFactoryDepr.set( x, UNO_QUERY );
+ }
+ }
+ }
+ if( xModuleFactory.is() )
+ {
+ return xModuleFactory->createInstanceWithArgumentsAndContext( rArguments, xContext );
+ }
+ if( xModuleFactoryDepr.is() )
+ {
+ SAL_INFO_IF(xContext.is(), "cppuhelper", "ignoring context calling ORegistryFactoryHelper::createInstaceWithArgumentsAndContext()!");
+ return xModuleFactoryDepr->createInstanceWithArguments( rArguments );
+ }
+
+ return Reference<XInterface >();
+}
+
+
+// OSingleFactoryHelper
+Reference< XInterface > ORegistryFactoryHelper::createModuleFactory()
+{
+ OUString aActivatorUrl;
+ OUString aActivatorName;
+ OUString aLocation;
+
+ Reference<XRegistryKey > xActivatorKey = xImplementationKey->openKey(
+ "/UNO/ACTIVATOR" );
+ if( xActivatorKey.is() && xActivatorKey->getValueType() == RegistryValueType_ASCII )
+ {
+ aActivatorUrl = xActivatorKey->getAsciiValue();
+
+ aActivatorName = aActivatorUrl.getToken(0, ':');
+
+ Reference<XRegistryKey > xLocationKey = xImplementationKey->openKey(
+ "/UNO/LOCATION" );
+ if( xLocationKey.is() && xLocationKey->getValueType() == RegistryValueType_ASCII )
+ aLocation = xLocationKey->getAsciiValue();
+ }
+ else
+ {
+ // old style"url"
+ // the location of the program code of the implementation
+ Reference<XRegistryKey > xLocationKey = xImplementationKey->openKey(
+ "/UNO/URL" );
+ // is the key of the right type ?
+ if( xLocationKey.is() && xLocationKey->getValueType() == RegistryValueType_ASCII )
+ {
+ // one implementation found -> try to activate
+ aLocation = xLocationKey->getAsciiValue();
+
+ // search protocol delimiter
+ sal_Int32 nPos = aLocation.indexOf("://");
+ if( nPos != -1 )
+ {
+ aActivatorName = aLocation.copy( 0, nPos );
+ if( aActivatorName == "java" )
+ aActivatorName = "com.sun.star.loader.Java";
+ else if( aActivatorName == "module" )
+ aActivatorName = "com.sun.star.loader.SharedLibrary";
+ aLocation = aLocation.copy( nPos + 3 );
+ }
+ }
+ }
+
+ Reference< XInterface > xFactory;
+ if( !aActivatorName.isEmpty() )
+ {
+ Reference<XInterface > x = xSMgr->createInstance( aActivatorName );
+ Reference<XImplementationLoader > xLoader( x, UNO_QUERY );
+ if (xLoader.is())
+ {
+ xFactory = xLoader->activate( aImplementationName, aActivatorUrl, aLocation, xImplementationKey );
+ }
+ }
+ return xFactory;
+}
+
+// XServiceInfo
+Sequence< OUString > ORegistryFactoryHelper::getSupportedServiceNames()
+{
+ MutexGuard aGuard( aMutex );
+ if( !aServiceNames.hasElements() )
+ {
+ // not yet loaded
+ try
+ {
+ Reference<XRegistryKey > xKey = xImplementationKey->openKey( "UNO/SERVICES" );
+
+ if (xKey.is())
+ {
+ // length of prefix. +1 for the '/' at the end
+ sal_Int32 nPrefixLen = xKey->getKeyName().getLength() + 1;
+
+ // Full qualified names like "IMPLEMENTATIONS/TEST/UNO/SERVICES/com.sun.star..."
+ Sequence<OUString> seqKeys = xKey->getKeyNames();
+ for( OUString & key : seqKeys )
+ key = key.copy(nPrefixLen);
+
+ aServiceNames = seqKeys;
+ }
+ }
+ catch (InvalidRegistryException &)
+ {
+ }
+ }
+ return aServiceNames;
+}
+
+sal_Bool SAL_CALL ORegistryFactoryHelper::releaseOnNotification()
+{
+ bool retVal= true;
+ if( isOneInstance() && isInstance())
+ {
+ retVal= false;
+ }
+ else if( ! isOneInstance())
+ {
+ // try to delegate
+ if( xModuleFactory.is())
+ {
+ Reference<XUnloadingPreference> xunloading( xModuleFactory, UNO_QUERY);
+ if( xunloading.is())
+ retVal= xunloading->releaseOnNotification();
+ }
+ else if( xModuleFactoryDepr.is())
+ {
+ Reference<XUnloadingPreference> xunloading( xModuleFactoryDepr, UNO_QUERY);
+ if( xunloading.is())
+ retVal= xunloading->releaseOnNotification();
+ }
+ }
+ return retVal;
+}
+
+namespace {
+
+class OFactoryProxyHelper : public WeakImplHelper< XServiceInfo, XSingleServiceFactory,
+ XUnloadingPreference >
+{
+ Reference<XSingleServiceFactory > xFactory;
+
+public:
+
+ explicit OFactoryProxyHelper( const Reference<XSingleServiceFactory > & rFactory )
+ : xFactory( rFactory )
+ {}
+
+ // XSingleServiceFactory
+ Reference<XInterface > SAL_CALL createInstance() override;
+ Reference<XInterface > SAL_CALL createInstanceWithArguments(const Sequence<Any>& Arguments) override;
+
+ // XServiceInfo
+ OUString SAL_CALL getImplementationName() override;
+ sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
+ Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+ //XUnloadingPreference
+ sal_Bool SAL_CALL releaseOnNotification() override;
+
+};
+
+}
+
+// XSingleServiceFactory
+Reference<XInterface > OFactoryProxyHelper::createInstance()
+{
+ return xFactory->createInstance();
+}
+
+// XSingleServiceFactory
+Reference<XInterface > OFactoryProxyHelper::createInstanceWithArguments
+(
+ const Sequence<Any>& Arguments
+)
+{
+ return xFactory->createInstanceWithArguments( Arguments );
+}
+
+// XServiceInfo
+OUString OFactoryProxyHelper::getImplementationName()
+{
+ Reference<XServiceInfo > xInfo( xFactory, UNO_QUERY );
+ if( xInfo.is() )
+ return xInfo->getImplementationName();
+ return OUString();
+}
+
+// XServiceInfo
+sal_Bool OFactoryProxyHelper::supportsService(const OUString& ServiceName)
+{
+ return cppu::supportsService(this, ServiceName);
+}
+
+// XServiceInfo
+Sequence< OUString > OFactoryProxyHelper::getSupportedServiceNames()
+{
+ Reference<XServiceInfo > xInfo( xFactory, UNO_QUERY );
+ if( xInfo.is() )
+ return xInfo->getSupportedServiceNames();
+ return Sequence< OUString >();
+}
+
+sal_Bool SAL_CALL OFactoryProxyHelper::releaseOnNotification()
+{
+
+ Reference<XUnloadingPreference> pref( xFactory, UNO_QUERY);
+ if( pref.is())
+ return pref->releaseOnNotification();
+ return true;
+}
+
+// global function
+Reference<XSingleServiceFactory > SAL_CALL createSingleFactory(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName,
+ ComponentInstantiation pCreateFunction,
+ const Sequence< OUString > & rServiceNames,
+ rtl_ModuleCount * )
+{
+ return new OFactoryComponentHelper(
+ rServiceManager, rImplementationName, pCreateFunction, nullptr, &rServiceNames, false );
+}
+
+// global function
+Reference<XSingleServiceFactory > SAL_CALL createFactoryProxy(
+ SAL_UNUSED_PARAMETER const Reference<XMultiServiceFactory > &,
+ const Reference<XSingleServiceFactory > & rFactory )
+{
+ return new OFactoryProxyHelper( rFactory );
+}
+
+// global function
+Reference<XSingleServiceFactory > SAL_CALL createOneInstanceFactory(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName,
+ ComponentInstantiation pCreateFunction,
+ const Sequence< OUString > & rServiceNames,
+ rtl_ModuleCount * )
+{
+ return new OFactoryComponentHelper(
+ rServiceManager, rImplementationName, pCreateFunction, nullptr, &rServiceNames, true );
+}
+
+// global function
+Reference<XSingleServiceFactory > SAL_CALL createSingleRegistryFactory(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName,
+ const Reference<XRegistryKey > & rImplementationKey )
+{
+ return new ORegistryFactoryHelper(
+ rServiceManager, rImplementationName, rImplementationKey, false );
+}
+
+// global function
+Reference<XSingleServiceFactory > SAL_CALL createOneInstanceRegistryFactory(
+ const Reference<XMultiServiceFactory > & rServiceManager,
+ const OUString & rImplementationName,
+ const Reference<XRegistryKey > & rImplementationKey )
+{
+ return new ORegistryFactoryHelper(
+ rServiceManager, rImplementationName, rImplementationKey, true );
+}
+
+
+Reference< lang::XSingleComponentFactory > SAL_CALL createSingleComponentFactory(
+ ComponentFactoryFunc fptr,
+ OUString const & rImplementationName,
+ Sequence< OUString > const & rServiceNames,
+ rtl_ModuleCount *)
+{
+ return new OFactoryComponentHelper(
+ Reference< XMultiServiceFactory >(), rImplementationName, nullptr, fptr, &rServiceNames, false );
+}
+
+Reference< lang::XSingleComponentFactory > SAL_CALL createOneInstanceComponentFactory(
+ ComponentFactoryFunc fptr,
+ OUString const & rImplementationName,
+ Sequence< OUString > const & rServiceNames,
+ rtl_ModuleCount *)
+{
+ return new OFactoryComponentHelper(
+ Reference< XMultiServiceFactory >(), rImplementationName, nullptr, fptr, &rServiceNames, true );
+}
+
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */