486 lines
17 KiB
C++
486 lines
17 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 <com/sun/star/lang/XComponent.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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using namespace com::sun::star;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::registry;
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using namespace cppu;
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using namespace osl;
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using ::rtl::OUString;
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using ::rtl::OUStringToOString;
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using ::rtl::OString;
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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 SERVICENAME "com.sun.star.reflection.CoreReflection"
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#define IMPLNAME "com.sun.star.comp.stoc.CoreReflection"
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// can be static, as every client of the core reflection keeps a reference to the
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// core reflection, so refcounting can be done here.
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static rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT;
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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] = OUString( RTL_CONSTASCII_USTRINGPARAM(SERVICENAME) );
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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(RTL_CONSTASCII_USTRINGPARAM(IMPLNAME));
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}
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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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g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
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xContext->getValueByName( OUString( RTL_CONSTASCII_USTRINGPARAM(
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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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//__________________________________________________________________________________________________
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IdlReflectionServiceImpl::~IdlReflectionServiceImpl()
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{
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g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
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}
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// XInterface
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//__________________________________________________________________________________________________
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Any IdlReflectionServiceImpl::queryInterface( const Type & rType )
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throw(::com::sun::star::uno::RuntimeException)
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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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//__________________________________________________________________________________________________
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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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//__________________________________________________________________________________________________
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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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//__________________________________________________________________________________________________
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Sequence< Type > IdlReflectionServiceImpl::getTypes()
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throw (::com::sun::star::uno::RuntimeException)
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{
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static OTypeCollection * s_pTypes = 0;
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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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::getCppuType( (const Reference< XIdlReflection > *)0 ),
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::getCppuType( (const Reference< XHierarchicalNameAccess > *)0 ),
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::getCppuType( (const Reference< XServiceInfo > *)0 ),
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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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//__________________________________________________________________________________________________
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Sequence< sal_Int8 > IdlReflectionServiceImpl::getImplementationId()
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throw (::com::sun::star::uno::RuntimeException)
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{
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static OImplementationId * s_pId = 0;
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if (! s_pId)
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{
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MutexGuard aGuard( _aComponentMutex );
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if (! s_pId)
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{
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static OImplementationId s_aId;
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s_pId = &s_aId;
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}
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}
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return s_pId->getImplementationId();
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}
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// XComponent
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//__________________________________________________________________________________________________
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void IdlReflectionServiceImpl::dispose()
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throw(::com::sun::star::uno::RuntimeException)
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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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//__________________________________________________________________________________________________
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OUString IdlReflectionServiceImpl::getImplementationName()
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throw(::com::sun::star::uno::RuntimeException)
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{
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return core_getImplementationName();
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}
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//__________________________________________________________________________________________________
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sal_Bool IdlReflectionServiceImpl::supportsService( const OUString & rServiceName )
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throw(::com::sun::star::uno::RuntimeException)
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{
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const Sequence< OUString > & rSNL = getSupportedServiceNames();
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const OUString * pArray = rSNL.getConstArray();
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for ( sal_Int32 nPos = rSNL.getLength(); nPos--; )
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{
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if (pArray[nPos] == rServiceName)
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return sal_True;
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}
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return sal_False;
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}
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//__________________________________________________________________________________________________
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Sequence< OUString > IdlReflectionServiceImpl::getSupportedServiceNames()
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throw(::com::sun::star::uno::RuntimeException)
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{
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return core_getSupportedServiceNames();
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}
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// XIdlReflection
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//__________________________________________________________________________________________________
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Reference< XIdlClass > IdlReflectionServiceImpl::getType( const Any & rObj )
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throw(::com::sun::star::uno::RuntimeException)
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{
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return (rObj.hasValue() ? forType( rObj.getValueTypeRef() ) : Reference< XIdlClass >());
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}
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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_UNION:
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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_ARRAY:
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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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//__________________________________________________________________________________________________
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Reference< XIdlClass > IdlReflectionServiceImpl::forName( const OUString & rTypeName )
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throw(::com::sun::star::uno::RuntimeException)
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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 = *(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 = 0;
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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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//__________________________________________________________________________________________________
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Any IdlReflectionServiceImpl::getByHierarchicalName( const OUString & rName )
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throw(::com::sun::star::container::NoSuchElementException, ::com::sun::star::uno::RuntimeException)
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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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// first look for constants exclusivly!
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aRet = _xTDMgr->getByHierarchicalName( rName );
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if (aRet.getValueTypeClass() == TypeClass_INTERFACE) // if no constant,
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// i.e. XTypeDescription for a type
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{
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// type retrieved from tdmgr
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OSL_ASSERT( (*(Reference< XInterface > *)aRet.getValue())->queryInterface(
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::getCppuType( (const Reference< XTypeDescription > *)0 ) ).hasValue() );
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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 = 0;
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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, ::getCppuType( (const Reference< XIdlClass > *)0 ) );
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typelib_typedescription_release( pTD );
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}
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}
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// else is constant
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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 NoSuchElementException( rName, Reference< XInterface >() );
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}
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}
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return aRet;
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}
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//__________________________________________________________________________________________________
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sal_Bool IdlReflectionServiceImpl::hasByHierarchicalName( const OUString & rName )
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throw(::com::sun::star::uno::RuntimeException)
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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 (NoSuchElementException &)
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{
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}
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return sal_False;
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}
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//__________________________________________________________________________________________________
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Reference< XIdlClass > IdlReflectionServiceImpl::forType( typelib_TypeDescription * pTypeDescr )
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throw(::com::sun::star::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 = *(const Reference< XIdlClass > *)aAny.getValue();
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}
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else
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{
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if (pTypeDescr && (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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//__________________________________________________________________________________________________
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Reference< XIdlClass > IdlReflectionServiceImpl::forType( typelib_TypeDescriptionReference * pRef )
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throw(::com::sun::star::uno::RuntimeException)
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{
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typelib_TypeDescription * pTD = 0;
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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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OUString( RTL_CONSTASCII_USTRINGPARAM("IdlReflectionServiceImpl::forType() failed!") ),
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(XWeak *)(OWeakObject *)this );
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}
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//__________________________________________________________________________________________________
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const Mapping & IdlReflectionServiceImpl::getCpp2Uno()
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throw(::com::sun::star::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( RTL_CONSTASCII_USTRINGPARAM(CPPU_CURRENT_LANGUAGE_BINDING_NAME) ),
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OUString( RTL_CONSTASCII_USTRINGPARAM(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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OUString( RTL_CONSTASCII_USTRINGPARAM("cannot get c++ to uno mapping!") ),
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(XWeak *)(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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//__________________________________________________________________________________________________
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const Mapping & IdlReflectionServiceImpl::getUno2Cpp()
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throw(::com::sun::star::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( RTL_CONSTASCII_USTRINGPARAM(UNO_LB_UNO) ),
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OUString( RTL_CONSTASCII_USTRINGPARAM(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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OUString( RTL_CONSTASCII_USTRINGPARAM("cannot get uno to c++ mapping!") ),
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(XWeak *)(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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//__________________________________________________________________________________________________
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uno_Interface * IdlReflectionServiceImpl::mapToUno(
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const Any & rObj, typelib_InterfaceTypeDescription * pTo )
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throw(::com::sun::star::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 (uno_Interface *)getCpp2Uno().mapInterface( xObj.get(), pTo );
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throw RuntimeException(
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OUString( RTL_CONSTASCII_USTRINGPARAM("illegal object given!") ),
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(XWeak *)(OWeakObject *)this );
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}
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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(::com::sun::star::uno::Exception)
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{
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return Reference< XInterface >( (XWeak *)(OWeakObject *)new IdlReflectionServiceImpl( xContext ) );
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}
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}
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//##################################################################################################
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//##################################################################################################
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//##################################################################################################
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using namespace stoc_corefl;
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static 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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&g_moduleCount.modCnt , 0
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},
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{ 0, 0, 0, 0, 0, 0 }
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};
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extern "C"
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{
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#ifndef DISABLE_DYNLOADING
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SAL_DLLPUBLIC_EXPORT sal_Bool SAL_CALL component_canUnload( TimeValue *pTime )
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{
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return g_moduleCount.canUnload( &g_moduleCount , pTime );
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}
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#endif
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//==================================================================================================
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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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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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