office-gobmx/cppuhelper/source/stdidlclass.cxx
2011-03-02 21:53:12 +01:00

263 lines
11 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
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*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_cppuhelper.hxx"
#include <osl/mutex.hxx>
#include <cppuhelper/weakref.hxx>
#include <cppuhelper/weak.hxx>
#include <cppuhelper/stdidlclass.hxx>
#include <com/sun/star/reflection/XIdlClassProvider.hpp>
#include <com/sun/star/reflection/XIdlReflection.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/uno/DeploymentException.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
using namespace com::sun::star;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::reflection;
using ::rtl::OUString;
namespace cppu {
/*---------------------------------------------------------
* This helper class implements XIdlClass. Is used by
* createStdIdlClass()
*---------------------------------------------------------*/
class OStdIdlClass :
public OWeakObject,
public XIdlClass,
public XIdlClassProvider
{
public:
OStdIdlClass(
const Reference < XMultiServiceFactory > &rSMgr ,
const OUString & sImplementationName ,
const Reference < XIdlClass > & rSuperClass,
const Sequence < OUString > &seq
) SAL_THROW( () );
// XInterface
Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType )
throw(::com::sun::star::uno::RuntimeException);
void SAL_CALL acquire() throw() { OWeakObject::acquire(); }
void SAL_CALL release() throw() { OWeakObject::release(); }
// XIdlClassProvider
Sequence< Reference < XIdlClass > > SAL_CALL getIdlClasses(void)
throw (RuntimeException);
// XIdlClass
virtual Sequence< Reference< XIdlClass > > SAL_CALL getClasses( ) throw(RuntimeException)
{ return Sequence < Reference < XIdlClass > > (); }
virtual Reference< XIdlClass > SAL_CALL getClass( const ::rtl::OUString& ) throw(RuntimeException)
{ return Reference < XIdlClass > (); }
virtual sal_Bool SAL_CALL equals( const Reference< XIdlClass >& Type ) throw(RuntimeException)
{ return getName() == Type->getName(); }
virtual sal_Bool SAL_CALL isAssignableFrom( const Reference< XIdlClass >& xType ) throw(RuntimeException)
{ return equals( xType ); }
virtual TypeClass SAL_CALL getTypeClass( ) throw(RuntimeException)
{ return TypeClass_UNKNOWN; }
virtual OUString SAL_CALL getName( ) throw(RuntimeException)
{ return m_sImplementationName; }
virtual Uik SAL_CALL getUik( ) throw(RuntimeException)
{ return Uik(); }
virtual Sequence< Reference< XIdlClass > > SAL_CALL getSuperclasses( ) throw(RuntimeException)
{ return m_seqSuperClasses; }
virtual Sequence< Reference< XIdlClass > > SAL_CALL getInterfaces( ) throw(RuntimeException);
virtual Reference< XIdlClass > SAL_CALL getComponentType( ) throw(RuntimeException)
{ return Reference < XIdlClass > (); }
virtual Reference< XIdlField > SAL_CALL getField( const ::rtl::OUString& ) throw(RuntimeException)
{ return Reference < XIdlField > (); }
virtual Sequence< Reference< XIdlField > > SAL_CALL getFields( ) throw(RuntimeException)
{ return Sequence< Reference < XIdlField > > (); }
virtual Reference< XIdlMethod > SAL_CALL getMethod( const ::rtl::OUString& ) throw(RuntimeException)
{ return Reference < XIdlMethod > (); }
virtual Sequence< Reference< XIdlMethod > > SAL_CALL getMethods( ) throw(RuntimeException)
{ return Sequence < Reference < XIdlMethod > > (); }
virtual Reference< XIdlArray > SAL_CALL getArray( ) throw(RuntimeException)
{ return Reference < XIdlArray > (); }
virtual void SAL_CALL createObject( Any& ) throw(RuntimeException) {}
private:
OUString m_sImplementationName;
Sequence < OUString > m_seqSupportedInterface;
Sequence < Reference < XIdlClass > > m_seqSuperClasses;
Reference < XMultiServiceFactory > m_rSMgr;
Reference< XIdlReflection > m_xCorefl;
Reference< XIdlReflection > const & get_corefl() SAL_THROW( (RuntimeException) );
};
Reference< XIdlReflection > const & OStdIdlClass::get_corefl()
SAL_THROW( (RuntimeException) )
{
if (! m_xCorefl.is())
{
if( m_rSMgr.is() )
{
Reference< beans::XPropertySet > xProps( m_rSMgr, UNO_QUERY );
OSL_ASSERT( xProps.is() );
if (xProps.is())
{
Reference< XComponentContext > xContext;
xProps->getPropertyValue(
OUString( RTL_CONSTASCII_USTRINGPARAM("DefaultContext") ) ) >>= xContext;
OSL_ASSERT( xContext.is() );
if (xContext.is())
{
Reference < XIdlReflection > x;
xContext->getValueByName(
OUString( RTL_CONSTASCII_USTRINGPARAM("/singletons/com.sun.star.reflection.theCoreReflection") ) ) >>= x;
OSL_ENSURE( x.is(), "### CoreReflection singleton not accessible!?" );
if (x.is())
{
::osl::MutexGuard guard( ::osl::Mutex::getGlobalMutex() );
if (! m_xCorefl.is())
{
m_xCorefl = x;
}
}
}
}
}
if (! m_xCorefl.is())
{
throw DeploymentException(
OUString( RTL_CONSTASCII_USTRINGPARAM("/singletons/com.sun.star.reflection.theCoreReflection singleton not accessible") ),
Reference< XInterface >() );
}
}
return m_xCorefl;
}
OStdIdlClass::OStdIdlClass(
const Reference < XMultiServiceFactory > &rSMgr ,
const OUString & sImplementationName ,
const Reference < XIdlClass > & rSuperClass,
const Sequence < OUString > &seq
) SAL_THROW( () ) :
m_sImplementationName( sImplementationName ) ,
m_seqSupportedInterface( seq ),
m_rSMgr( rSMgr )
{
if( rSuperClass.is() )
m_seqSuperClasses = Sequence< Reference < XIdlClass > >( &rSuperClass, 1 );
}
Any SAL_CALL OStdIdlClass::queryInterface( const Type & rType )
throw(::com::sun::star::uno::RuntimeException)
{
Any aRet( ::cppu::queryInterface(
rType, static_cast< XIdlClass * >( this ), static_cast< XIdlClassProvider * >( this ) ) );
return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
}
Sequence< Reference< XIdlClass > > SAL_CALL OStdIdlClass::getInterfaces( ) throw(RuntimeException)
{
int nMax = m_seqSupportedInterface.getLength();
Reference< XIdlReflection > const & rCoreRefl = get_corefl();
if( rCoreRefl.is() )
{
Sequence< Reference< XIdlClass > > seqClasses( nMax );
for( int n = 0 ; n < nMax ; n++ )
{
seqClasses.getArray()[n] = rCoreRefl->forName( m_seqSupportedInterface.getArray()[n] );
}
return seqClasses;
}
return Sequence< Reference< XIdlClass > > () ;
}
// XIdlClassProvider
Sequence< Reference < XIdlClass > > SAL_CALL OStdIdlClass::getIdlClasses(void)
throw (RuntimeException)
{
// weak reference to cache the standard class
static WeakReference< XIdlClass > weakRef;
// try to make weakref hard
Reference < XIdlClass > r = weakRef;
if( ! r.is() ) {
// xidlclass has not been initialized before or has been destroyed already.
r = ::cppu::createStandardClass(
m_rSMgr ,
OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.cppuhelper.OStdIdlClass") ) ,
Reference < XIdlClass > () ,
SAL_STATIC_CAST( XIdlClassProvider * , this ) ,
SAL_STATIC_CAST( XIdlClass * , this )
);
// store reference for later use
weakRef = r;
}
return Sequence < Reference < XIdlClass > > ( &r , 1 );
}
// external constructor
XIdlClass * SAL_CALL createStandardClassWithSequence(
const Reference < XMultiServiceFactory > &rSMgr ,
const OUString & sImplementationName ,
const Reference < XIdlClass > & rSuperClass,
const Sequence < OUString > &seqInterfaceNames )
SAL_THROW( () )
{
return SAL_STATIC_CAST(
XIdlClass * ,
new OStdIdlClass(
rSMgr ,
sImplementationName,
rSuperClass,
seqInterfaceNames
)
);
}
} //end namespace cppu
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */