449 lines
14 KiB
C++
449 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <cppuhelper/queryinterface.hxx>
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#include <cppuhelper/implementationentry.hxx>
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#include <cppuhelper/supportsservice.hxx>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <com/sun/star/reflection/XConstantTypeDescription.hpp>
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#include <com/sun/star/reflection/XTypeDescription.hpp>
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#include <com/sun/star/uno/RuntimeException.hpp>
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#include <uno/lbnames.h>
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using namespace css;
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using namespace css::uno;
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using namespace css::lang;
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using namespace css::reflection;
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using namespace css::registry;
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using namespace cppu;
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using namespace osl;
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#include "base.hxx"
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namespace stoc_corefl
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{
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static const sal_Int32 CACHE_SIZE = 256;
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#define IMPLNAME "com.sun.star.comp.stoc.CoreReflection"
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static Sequence< OUString > core_getSupportedServiceNames()
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{
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Sequence< OUString > seqNames(1);
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seqNames.getArray()[0] = "com.sun.star.reflection.CoreReflection";
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return seqNames;
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}
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static OUString core_getImplementationName()
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{
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return OUString(IMPLNAME);
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}
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IdlReflectionServiceImpl::IdlReflectionServiceImpl(
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const Reference< XComponentContext > & xContext )
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: OComponentHelper( _aComponentMutex )
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, _xMgr( xContext->getServiceManager(), UNO_QUERY )
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, _aElements( CACHE_SIZE )
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{
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xContext->getValueByName(
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"/singletons/com.sun.star.reflection.theTypeDescriptionManager" ) >>= _xTDMgr;
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OSL_ENSURE( _xTDMgr.is(), "### cannot get singleton \"TypeDescriptionManager\" from context!" );
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}
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IdlReflectionServiceImpl::~IdlReflectionServiceImpl() {}
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// XInterface
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Any IdlReflectionServiceImpl::queryInterface( const Type & rType )
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throw(css::uno::RuntimeException, std::exception)
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{
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Any aRet( ::cppu::queryInterface(
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rType,
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static_cast< XIdlReflection * >( this ),
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static_cast< XHierarchicalNameAccess * >( this ),
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static_cast< XServiceInfo * >( this ) ) );
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return (aRet.hasValue() ? aRet : OComponentHelper::queryInterface( rType ));
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}
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void IdlReflectionServiceImpl::acquire() throw()
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{
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OComponentHelper::acquire();
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}
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void IdlReflectionServiceImpl::release() throw()
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{
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OComponentHelper::release();
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}
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// XTypeProvider
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Sequence< Type > IdlReflectionServiceImpl::getTypes()
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throw (css::uno::RuntimeException, std::exception)
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{
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static OTypeCollection * s_pTypes = nullptr;
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if (! s_pTypes)
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{
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MutexGuard aGuard( _aComponentMutex );
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if (! s_pTypes)
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{
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static OTypeCollection s_aTypes(
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cppu::UnoType<XIdlReflection>::get(),
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cppu::UnoType<XHierarchicalNameAccess>::get(),
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cppu::UnoType<XServiceInfo>::get(),
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OComponentHelper::getTypes() );
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s_pTypes = &s_aTypes;
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}
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}
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return s_pTypes->getTypes();
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}
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Sequence< sal_Int8 > IdlReflectionServiceImpl::getImplementationId()
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throw (css::uno::RuntimeException, std::exception)
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{
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return css::uno::Sequence<sal_Int8>();
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}
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// XComponent
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void IdlReflectionServiceImpl::dispose()
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throw(css::uno::RuntimeException, std::exception)
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{
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OComponentHelper::dispose();
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MutexGuard aGuard( _aComponentMutex );
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_aElements.clear();
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#ifdef TEST_LIST_CLASSES
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OSL_ENSURE( g_aClassNames.empty(), "### idl classes still alive!" );
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ClassNameList::const_iterator iPos( g_aClassNames.begin() );
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while (iPos != g_aClassNames.end())
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{
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OUString aName( *iPos );
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++iPos;
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}
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#endif
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}
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// XServiceInfo
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OUString IdlReflectionServiceImpl::getImplementationName()
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throw(css::uno::RuntimeException, std::exception)
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{
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return core_getImplementationName();
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}
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sal_Bool IdlReflectionServiceImpl::supportsService( const OUString & rServiceName )
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throw(css::uno::RuntimeException, std::exception)
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{
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return cppu::supportsService(this, rServiceName);
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}
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Sequence< OUString > IdlReflectionServiceImpl::getSupportedServiceNames()
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throw(css::uno::RuntimeException, std::exception)
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{
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return core_getSupportedServiceNames();
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}
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// XIdlReflection
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Reference< XIdlClass > IdlReflectionServiceImpl::getType( const Any & rObj )
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throw(css::uno::RuntimeException, std::exception)
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{
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return (rObj.hasValue() ? forType( rObj.getValueTypeRef() ) : Reference< XIdlClass >());
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}
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inline Reference< XIdlClass > IdlReflectionServiceImpl::constructClass(
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typelib_TypeDescription * pTypeDescr )
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{
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OSL_ENSURE( pTypeDescr->eTypeClass != typelib_TypeClass_TYPEDEF, "### unexpected typedef!" );
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switch (pTypeDescr->eTypeClass)
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{
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case typelib_TypeClass_VOID:
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case typelib_TypeClass_CHAR:
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case typelib_TypeClass_BOOLEAN:
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case typelib_TypeClass_BYTE:
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_UNSIGNED_SHORT:
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case typelib_TypeClass_LONG:
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case typelib_TypeClass_UNSIGNED_LONG:
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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case typelib_TypeClass_FLOAT:
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case typelib_TypeClass_DOUBLE:
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case typelib_TypeClass_STRING:
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case typelib_TypeClass_ANY:
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return new IdlClassImpl( this, pTypeDescr->pTypeName, pTypeDescr->eTypeClass, pTypeDescr );
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case TypeClass_ENUM:
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return new EnumIdlClassImpl( this, pTypeDescr->pTypeName, pTypeDescr->eTypeClass, pTypeDescr );
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case typelib_TypeClass_STRUCT:
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case typelib_TypeClass_EXCEPTION:
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return new CompoundIdlClassImpl( this, pTypeDescr->pTypeName, pTypeDescr->eTypeClass, pTypeDescr );
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case typelib_TypeClass_SEQUENCE:
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return new ArrayIdlClassImpl( this, pTypeDescr->pTypeName, pTypeDescr->eTypeClass, pTypeDescr );
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case typelib_TypeClass_INTERFACE:
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return new InterfaceIdlClassImpl( this, pTypeDescr->pTypeName, pTypeDescr->eTypeClass, pTypeDescr );
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case typelib_TypeClass_TYPE:
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return new IdlClassImpl( this, pTypeDescr->pTypeName, pTypeDescr->eTypeClass, pTypeDescr );
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default:
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#if OSL_DEBUG_LEVEL > 1
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OSL_TRACE( "### corereflection type unsupported: " );
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OString aName( OUStringToOString( pTypeDescr->pTypeName, RTL_TEXTENCODING_ASCII_US ) );
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OSL_TRACE( "%s", aName.getStr() );
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OSL_TRACE( "\n" );
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#endif
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return Reference< XIdlClass >();
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}
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}
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Reference< XIdlClass > IdlReflectionServiceImpl::forName( const OUString & rTypeName )
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throw(css::uno::RuntimeException, std::exception)
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{
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Reference< XIdlClass > xRet;
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Any aAny( _aElements.getValue( rTypeName ) );
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if (aAny.hasValue())
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{
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if (aAny.getValueTypeClass() == TypeClass_INTERFACE)
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xRet = *static_cast<const Reference< XIdlClass > *>(aAny.getValue());
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}
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else
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{
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// try to get _type_ by name
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typelib_TypeDescription * pTD = nullptr;
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typelib_typedescription_getByName( &pTD, rTypeName.pData );
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if (pTD)
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{
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if ((xRet = constructClass( pTD )).is())
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_aElements.setValue( rTypeName, makeAny( xRet ) ); // update
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typelib_typedescription_release( pTD );
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}
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}
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return xRet;
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}
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// XHierarchicalNameAccess
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Any IdlReflectionServiceImpl::getByHierarchicalName( const OUString & rName )
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throw(css::container::NoSuchElementException, css::uno::RuntimeException, std::exception)
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{
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Any aRet( _aElements.getValue( rName ) );
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if (! aRet.hasValue())
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{
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aRet = _xTDMgr->getByHierarchicalName( rName );
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if (aRet.getValueTypeClass() == TypeClass_INTERFACE)
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{
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// type retrieved from tdmgr
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OSL_ASSERT( (*static_cast<Reference< XInterface > const *>(aRet.getValue()))->queryInterface(
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cppu::UnoType<XTypeDescription>::get()).hasValue() );
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css::uno::Reference< css::reflection::XConstantTypeDescription >
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ctd;
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if (aRet >>= ctd)
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{
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aRet = ctd->getConstantValue();
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}
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else
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{
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// if you are interested in a type then CALL forName()!!!
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// this way is NOT recommended for types, because this method looks for constants first
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// if td manager found some type, it will be in the cache (hopefully.. we just got it)
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// so the second retrieving via c typelib callback chain should succeed...
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// try to get _type_ by name
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typelib_TypeDescription * pTD = nullptr;
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typelib_typedescription_getByName( &pTD, rName.pData );
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aRet.clear(); // kick XTypeDescription interface
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if (pTD)
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{
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Reference< XIdlClass > xIdlClass( constructClass( pTD ) );
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aRet.setValue( &xIdlClass, cppu::UnoType<XIdlClass>::get());
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typelib_typedescription_release( pTD );
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}
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}
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}
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// else is enum member(?)
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// update
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if (aRet.hasValue())
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_aElements.setValue( rName, aRet );
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else
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{
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throw container::NoSuchElementException( rName );
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}
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}
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return aRet;
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}
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sal_Bool IdlReflectionServiceImpl::hasByHierarchicalName( const OUString & rName )
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throw(css::uno::RuntimeException, std::exception)
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{
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try
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{
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return getByHierarchicalName( rName ).hasValue();
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}
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catch (container::NoSuchElementException &)
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{
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}
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return sal_False;
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}
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Reference< XIdlClass > IdlReflectionServiceImpl::forType( typelib_TypeDescription * pTypeDescr )
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throw(css::uno::RuntimeException)
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{
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Reference< XIdlClass > xRet;
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OUString aName( pTypeDescr->pTypeName );
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Any aAny( _aElements.getValue( aName ) );
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if (aAny.hasValue())
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{
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if (aAny.getValueTypeClass() == TypeClass_INTERFACE)
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xRet = *static_cast<const Reference< XIdlClass > *>(aAny.getValue());
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}
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else
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{
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if ((xRet = constructClass( pTypeDescr )).is())
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_aElements.setValue( aName, makeAny( xRet ) ); // update
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}
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return xRet;
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}
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Reference< XIdlClass > IdlReflectionServiceImpl::forType( typelib_TypeDescriptionReference * pRef )
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throw(css::uno::RuntimeException)
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{
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typelib_TypeDescription * pTD = nullptr;
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TYPELIB_DANGER_GET( &pTD, pRef );
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if (pTD)
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{
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Reference< XIdlClass > xRet = forType( pTD );
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TYPELIB_DANGER_RELEASE( pTD );
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return xRet;
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}
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throw RuntimeException(
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"IdlReflectionServiceImpl::forType() failed!",
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static_cast<XWeak *>(static_cast<OWeakObject *>(this)) );
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}
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const Mapping & IdlReflectionServiceImpl::getCpp2Uno()
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throw(css::uno::RuntimeException)
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{
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if (! _aCpp2Uno.is())
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{
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MutexGuard aGuard( getMutexAccess() );
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if (! _aCpp2Uno.is())
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{
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_aCpp2Uno = Mapping(
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OUString( CPPU_CURRENT_LANGUAGE_BINDING_NAME ),
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OUString( UNO_LB_UNO ) );
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OSL_ENSURE( _aCpp2Uno.is(), "### cannot get c++ to uno mapping!" );
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if (! _aCpp2Uno.is())
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{
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throw RuntimeException(
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"cannot get c++ to uno mapping!",
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static_cast<XWeak *>(static_cast<OWeakObject *>(this)) );
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}
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}
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}
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return _aCpp2Uno;
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}
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const Mapping & IdlReflectionServiceImpl::getUno2Cpp()
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throw(css::uno::RuntimeException)
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{
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if (! _aUno2Cpp.is())
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{
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MutexGuard aGuard( getMutexAccess() );
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if (! _aUno2Cpp.is())
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{
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_aUno2Cpp = Mapping(
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OUString( UNO_LB_UNO ),
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OUString( CPPU_CURRENT_LANGUAGE_BINDING_NAME ) );
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OSL_ENSURE( _aUno2Cpp.is(), "### cannot get uno to c++ mapping!" );
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if (! _aUno2Cpp.is())
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{
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throw RuntimeException(
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"cannot get uno to c++ mapping!",
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static_cast<XWeak *>(static_cast<OWeakObject *>(this)) );
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}
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}
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}
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return _aUno2Cpp;
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}
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uno_Interface * IdlReflectionServiceImpl::mapToUno(
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const Any & rObj, typelib_InterfaceTypeDescription * pTo )
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throw(css::uno::RuntimeException)
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{
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Reference< XInterface > xObj;
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if (extract( rObj, pTo, xObj, this ))
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return static_cast<uno_Interface *>(getCpp2Uno().mapInterface( xObj.get(), pTo ));
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throw RuntimeException(
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"illegal object given!",
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static_cast<XWeak *>(static_cast<OWeakObject *>(this)) );
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}
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Reference< XInterface > SAL_CALL IdlReflectionServiceImpl_create(
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const Reference< XComponentContext > & xContext )
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throw(css::uno::Exception)
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{
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return Reference< XInterface >( static_cast<XWeak *>(static_cast<OWeakObject *>(new IdlReflectionServiceImpl( xContext ))) );
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}
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}
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using namespace stoc_corefl;
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static const struct ImplementationEntry g_entries[] =
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{
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{
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IdlReflectionServiceImpl_create, core_getImplementationName,
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core_getSupportedServiceNames, createSingleComponentFactory,
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nullptr, 0
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},
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{ nullptr, nullptr, nullptr, nullptr, nullptr, 0 }
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};
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extern "C" SAL_DLLPUBLIC_EXPORT void * SAL_CALL reflection_component_getFactory(
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const sal_Char * pImplName, void * pServiceManager, void * pRegistryKey )
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{
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return component_getFactoryHelper( pImplName, pServiceManager, pRegistryKey , g_entries );
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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