290 lines
12 KiB
C++
290 lines
12 KiB
C++
/*************************************************************************
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*
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* $RCSfile: stdidlclass.cxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: dbo $ $Date: 2002-06-14 13:20:20 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include <osl/mutex.hxx>
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#include <cppuhelper/weakref.hxx>
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#include <cppuhelper/weak.hxx>
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#include <cppuhelper/stdidlclass.hxx>
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#include <com/sun/star/reflection/XIdlClassProvider.hpp>
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#include <com/sun/star/reflection/XIdlReflection.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <com/sun/star/uno/DeploymentException.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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using namespace com::sun::star;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::reflection;
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using namespace rtl;
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namespace cppu {
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/*---------------------------------------------------------
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* This helper class implements XIdlClass. Is used by
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* createStdIdlClass()
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*---------------------------------------------------------*/
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class OStdIdlClass :
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public OWeakObject,
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public XIdlClass,
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public XIdlClassProvider
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{
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public:
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OStdIdlClass(
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const Reference < XMultiServiceFactory > &rSMgr ,
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const OUString & sImplementationName ,
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const Reference < XIdlClass > & rSuperClass,
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const Sequence < OUString > &seq
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) SAL_THROW( () );
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// XInterface
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Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType )
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throw(::com::sun::star::uno::RuntimeException);
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void SAL_CALL acquire() throw() { OWeakObject::acquire(); }
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void SAL_CALL release() throw() { OWeakObject::release(); }
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// XIdlClassProvider
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Sequence< Reference < XIdlClass > > SAL_CALL getIdlClasses(void)
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throw (RuntimeException);
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// XIdlClass
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virtual Sequence< Reference< XIdlClass > > SAL_CALL getClasses( ) throw(RuntimeException)
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{ return Sequence < Reference < XIdlClass > > (); }
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virtual Reference< XIdlClass > SAL_CALL getClass( const ::rtl::OUString& aName ) throw(RuntimeException)
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{ return Reference < XIdlClass > (); }
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virtual sal_Bool SAL_CALL equals( const Reference< XIdlClass >& Type ) throw(RuntimeException)
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{ return getName() == Type->getName(); }
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virtual sal_Bool SAL_CALL isAssignableFrom( const Reference< XIdlClass >& xType ) throw(RuntimeException)
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{ return equals( xType ); }
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virtual TypeClass SAL_CALL getTypeClass( ) throw(RuntimeException)
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{ return TypeClass_UNKNOWN; }
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virtual OUString SAL_CALL getName( ) throw(RuntimeException)
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{ return m_sImplementationName; }
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virtual Uik SAL_CALL getUik( ) throw(RuntimeException)
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{ return Uik(); }
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virtual Sequence< Reference< XIdlClass > > SAL_CALL getSuperclasses( ) throw(RuntimeException)
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{ return m_seqSuperClasses; }
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virtual Sequence< Reference< XIdlClass > > SAL_CALL getInterfaces( ) throw(RuntimeException);
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virtual Reference< XIdlClass > SAL_CALL getComponentType( ) throw(RuntimeException)
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{ return Reference < XIdlClass > (); }
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virtual Reference< XIdlField > SAL_CALL getField( const ::rtl::OUString& aName ) throw(RuntimeException)
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{ return Reference < XIdlField > (); }
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virtual Sequence< Reference< XIdlField > > SAL_CALL getFields( ) throw(RuntimeException)
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{ return Sequence< Reference < XIdlField > > (); }
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virtual Reference< XIdlMethod > SAL_CALL getMethod( const ::rtl::OUString& aName ) throw(RuntimeException)
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{ return Reference < XIdlMethod > (); }
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virtual Sequence< Reference< XIdlMethod > > SAL_CALL getMethods( ) throw(RuntimeException)
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{ return Sequence < Reference < XIdlMethod > > (); }
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virtual Reference< XIdlArray > SAL_CALL getArray( ) throw(RuntimeException)
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{ return Reference < XIdlArray > (); }
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virtual void SAL_CALL createObject( Any& obj ) throw(RuntimeException) {}
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private:
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OUString m_sImplementationName;
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Sequence < OUString > m_seqSupportedInterface;
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Sequence < Reference < XIdlClass > > m_seqSuperClasses;
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Reference < XMultiServiceFactory > m_rSMgr;
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Reference< XIdlReflection > m_xCorefl;
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Reference< XIdlReflection > const & get_corefl() SAL_THROW( (RuntimeException) );
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};
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Reference< XIdlReflection > const & OStdIdlClass::get_corefl()
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SAL_THROW( (RuntimeException) )
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{
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if (! m_xCorefl.is())
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{
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if( m_rSMgr.is() )
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{
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Reference< beans::XPropertySet > xProps( m_rSMgr, UNO_QUERY );
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OSL_ASSERT( xProps.is() );
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if (xProps.is())
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{
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Reference< XComponentContext > xContext;
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xProps->getPropertyValue(
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OUString( RTL_CONSTASCII_USTRINGPARAM("DefaultContext") ) ) >>= xContext;
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OSL_ASSERT( xContext.is() );
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if (xContext.is())
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{
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Reference < XIdlReflection > x;
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xContext->getValueByName(
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OUString( RTL_CONSTASCII_USTRINGPARAM("/singletons/com.sun.star.reflection.theCoreReflection") ) ) >>= x;
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OSL_ENSURE( x.is(), "### CoreReflection singleton not accessable!?" );
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if (x.is())
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{
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::osl::MutexGuard guard( ::osl::Mutex::getGlobalMutex() );
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if (! m_xCorefl.is())
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{
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m_xCorefl = x;
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}
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}
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}
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}
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}
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if (! m_xCorefl.is())
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{
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throw DeploymentException(
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OUString( RTL_CONSTASCII_USTRINGPARAM("/singletons/com.sun.star.reflection.theCoreReflection singleton not accessable") ),
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Reference< XInterface >() );
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}
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}
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return m_xCorefl;
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}
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OStdIdlClass::OStdIdlClass(
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const Reference < XMultiServiceFactory > &rSMgr ,
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const OUString & sImplementationName ,
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const Reference < XIdlClass > & rSuperClass,
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const Sequence < OUString > &seq
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) SAL_THROW( () ) :
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m_rSMgr( rSMgr ) ,
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m_sImplementationName( sImplementationName ) ,
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m_seqSupportedInterface( seq )
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{
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if( rSuperClass.is() )
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m_seqSuperClasses = Sequence< Reference < XIdlClass > >( &rSuperClass, 1 );
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}
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Any SAL_CALL OStdIdlClass::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, static_cast< XIdlClass * >( this ), static_cast< XIdlClassProvider * >( this ) ) );
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return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
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}
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Sequence< Reference< XIdlClass > > SAL_CALL OStdIdlClass::getInterfaces( ) throw(RuntimeException)
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{
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int nMax = m_seqSupportedInterface.getLength();
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Reference< XIdlReflection > const & rCoreRefl = get_corefl();
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if( rCoreRefl.is() )
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{
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Sequence< Reference< XIdlClass > > seqClasses( nMax );
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for( int n = 0 ; n < nMax ; n++ )
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{
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seqClasses.getArray()[n] = rCoreRefl->forName( m_seqSupportedInterface.getArray()[n] );
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}
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return seqClasses;
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}
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return Sequence< Reference< XIdlClass > > () ;
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}
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// XIdlClassProvider
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Sequence< Reference < XIdlClass > > SAL_CALL OStdIdlClass::getIdlClasses(void)
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throw (RuntimeException)
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{
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// weak reference to cache the standard class
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static WeakReference< XIdlClass > weakRef;
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// try to make weakref hard
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Reference < XIdlClass > r = weakRef;
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if( ! r.is() ) {
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// xidlclass has not been initialized before or has been destroyed already.
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r = ::cppu::createStandardClass(
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m_rSMgr ,
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OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.cppuhelper.OStdIdlClass") ) ,
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Reference < XIdlClass > () ,
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SAL_STATIC_CAST( XIdlClassProvider * , this ) ,
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SAL_STATIC_CAST( XIdlClass * , this )
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);
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// store reference for later use
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weakRef = r;
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}
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return Sequence < Reference < XIdlClass > > ( &r , 1 );
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}
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// external constructor
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XIdlClass * SAL_CALL createStandardClassWithSequence(
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const Reference < XMultiServiceFactory > &rSMgr ,
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const OUString & sImplementationName ,
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const Reference < XIdlClass > & rSuperClass,
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const Sequence < OUString > &seqInterfaceNames )
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SAL_THROW( () )
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{
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return SAL_STATIC_CAST(
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XIdlClass * ,
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new OStdIdlClass(
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rSMgr ,
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sImplementationName,
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rSuperClass,
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seqInterfaceNames
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)
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);
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}
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} //end namespace cppu
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