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/*************************************************************************
*
* $RCSfile: bridgefactory.cxx,v $
*
* $Revision: 1.10 $
*
* last change: $Author: rt $ $Date: 2003-04-23 16:43:14 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include <hash_map>
#include <rtl/alloc.h>
#include <uno/mapping.hxx>
#include <osl/mutex.hxx>
#include <bridges/remote/context.h>
#include <cppuhelper/implementationentry.hxx>
#include <cppuhelper/component.hxx>
#include <cppuhelper/typeprovider.hxx>
#include "cppuhelper/unourl.hxx"
#include "rtl/malformeduriexception.hxx"
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/bridge/XBridgeFactory.hpp>
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <com/sun/star/container/XContentEnumerationAccess.hpp>
#include "bridgeimpl.hxx"
using namespace ::rtl;
using namespace ::osl;
using namespace ::cppu;
using namespace ::std;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::bridge;
using namespace ::com::sun::star::connection;
using namespace ::com::sun::star::registry;
using namespace ::com::sun::star::container;
#define SERVICE_NAME "com.sun.star.bridge.BridgeFactory"
#define IMPLEMENTATION_NAME "com.sun.star.comp.remotebridges.BridgeFactory"
namespace remotebridges_factory
{
rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT;
struct hashOUString
{
size_t operator()(const OUString & s) const
{ return s.hashCode(); }
};
struct equalOUString
{
sal_Bool operator()(const OUString & s1 , const OUString &s2 ) const
{
return s1 == s2;
}
};
typedef ::std::hash_map
<
OUString,
WeakReference< XBridge >,
hashOUString,
equalOUString
> BridgeHashMap;
typedef ::std::hash_map
<
OUString,
OUString,
hashOUString,
equalOUString
> ServiceHashMap;
class OBridgeFactory :
public MyMutex,
public OComponentHelper,
public XBridgeFactory,
public XServiceInfo
{
public:
OBridgeFactory( const Reference < XComponentContext > &rCtx );
~OBridgeFactory();
public: // XInterface
::com::sun::star::uno::Any SAL_CALL
queryInterface( const ::com::sun::star::uno::Type & aType ) throw(RuntimeException);
void SAL_CALL acquire() throw()
{ OComponentHelper::acquire(); }
void SAL_CALL release() throw()
{ OComponentHelper::release(); }
public:
virtual ::com::sun::star::uno::Reference< ::com::sun::star::bridge::XBridge > SAL_CALL
createBridge(
const ::rtl::OUString& sName,
const ::rtl::OUString& sProtocol,
const ::com::sun::star::uno::Reference< ::com::sun::star::connection::XConnection >& aConnection,
const ::com::sun::star::uno::Reference< ::com::sun::star::bridge::XInstanceProvider >& anInstanceProvider )
throw(::com::sun::star::bridge::BridgeExistsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::bridge::XBridge > SAL_CALL
getBridge( const ::rtl::OUString& sName )
throw(::com::sun::star::uno::RuntimeException );
virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::bridge::XBridge > > SAL_CALL
getExistingBridges( ) throw(::com::sun::star::uno::RuntimeException);
public: //XTypeProvider
virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL
getTypes( ) throw(::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL
getImplementationId( ) throw(::com::sun::star::uno::RuntimeException);
public: //XServiceInfo
virtual OUString SAL_CALL getImplementationName( ) throw(RuntimeException);
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw(RuntimeException);
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw(RuntimeException);
public:
static OUString getImplementationNameStatic( ) SAL_THROW( () );
static Sequence< OUString > getSupportedServiceNamesStatic() SAL_THROW( () );
private:
void init();
OUString getServiceNameForProtocol( const OUString &sProtocol );
private:
Reference < XMultiComponentFactory > m_rSMgr;
Reference < XComponentContext > m_rCtx;
BridgeHashMap m_mapBridge;
ServiceHashMap m_mapProtocolToService;
sal_Bool m_bInitialized;
::osl::Mutex m_mutexInit;
};
OBridgeFactory::OBridgeFactory( const Reference < XComponentContext > &rCtx )
: OComponentHelper( m_mutex )
, m_rCtx( rCtx )
, m_rSMgr( rCtx->getServiceManager() )
, m_bInitialized( sal_False )
{
g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
}
OBridgeFactory::~OBridgeFactory()
{
g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
}
void OBridgeFactory::init()
{
MutexGuard guard( m_mutexInit );
if( ! m_bInitialized )
{
Reference< XContentEnumerationAccess > rContent( m_rSMgr , UNO_QUERY );
if( rContent.is() )
{
OUString sMetaService = OUString(
RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.bridge.Bridge" ) );
Reference < XEnumeration > rEnum =
rContent->createContentEnumeration( sMetaService );
if ( rEnum.is() )
while( rEnum->hasMoreElements() )
{
Any a = rEnum->nextElement();
Reference <XServiceInfo> rInfo;
if( a >>= rInfo )
{
Sequence< OUString > seq = rInfo->getSupportedServiceNames();
sal_Int32 i;
for( i = 0 ; i < seq.getLength() ; i ++ )
{
if( seq.getConstArray()[i] != sMetaService )
{
sal_Int32 nIndex = seq.getConstArray()[i].lastIndexOf( '.' );
OUString sSuffix = seq.getConstArray()[i].copy(nIndex+1);
if( sSuffix.getLength() > 6 &&
0 == sSuffix.copy( sSuffix.getLength() - 6 ).compareToAscii( "Bridge" ) )
{
OUString sProtocol = sSuffix.copy(0 , sSuffix.getLength()-6 ).toAsciiLowerCase();
m_mapProtocolToService[ sProtocol ] = seq.getConstArray()[i];
}
}
}
}
}
}
m_bInitialized = sal_True;
}
}
OUString OBridgeFactory::getServiceNameForProtocol( const OUString & sProtocol )
{
init();
OUString sService;
OUString sProtocolName;
try
{
sProtocolName = cppu::UnoUrlDescriptor(sProtocol).getName();
}
catch (rtl::MalformedUriException &)
{
OSL_ENSURE(false, "MalformedUriException");
}
ServiceHashMap::iterator ii = m_mapProtocolToService.find( sProtocolName );
if( ii != m_mapProtocolToService.end() )
{
sService = (*ii).second;
}
else
{
// fallback to the old solution, deprecated, should be removed !
sService = OUString::createFromAscii( "com.sun.star.bridge.Bridge." );
sService += sProtocolName;
}
return sService;
}
Any OBridgeFactory::queryInterface( const Type &aType ) throw(RuntimeException)
{
Any a = ::cppu::queryInterface(
aType ,
( XBridgeFactory * ) this );
if( a.hasValue() )
{
return a;
}
return OComponentHelper::queryInterface( aType );
}
Reference< XBridge > OBridgeFactory::createBridge(
const OUString& sName,
const OUString& sProtocol,
const Reference< XConnection >& aConnection,
const Reference< XInstanceProvider >& anInstanceProvider )
throw(::com::sun::star::bridge::BridgeExistsException,
::com::sun::star::lang::IllegalArgumentException,
::com::sun::star::uno::RuntimeException)
{
OUString sService = getServiceNameForProtocol( sProtocol );
Reference < XInterface > rXInterface =
m_rSMgr->createInstanceWithContext(sService, m_rCtx );
Reference < XInitialization > rInit(rXInterface, UNO_QUERY );
Reference < XBridge > rBridge( rInit , UNO_QUERY );
if( rInit.is() && rBridge.is() )
{
Sequence < Any > seqAny( 4 );
seqAny.getArray()[0] <<= sName;
seqAny.getArray()[1] <<= sProtocol;
seqAny.getArray()[2] <<= aConnection;
seqAny.getArray()[3] <<= anInstanceProvider;
// let the Exceptions fly ....
rInit->initialize( seqAny );
}
else
{
throw IllegalArgumentException();
}
if( sName.getLength() )
{
MutexGuard guard( m_mutex );
// put the bridge into the hashmap
m_mapBridge[ sName ] = rBridge;
}
return rBridge;
}
Reference< XBridge > OBridgeFactory::getBridge( const ::rtl::OUString& sName )
throw(::com::sun::star::uno::RuntimeException )
{
MutexGuard guard( m_mutex );
BridgeHashMap::iterator ii = m_mapBridge.find( sName );
Reference < XBridge > rBridge;
if( ii != m_mapBridge.end() )
{
rBridge = (*ii).second;
if( ! rBridge.is() )
{
m_mapBridge.erase( ii );
}
}
if( ! rBridge.is() )
{
// try to get it via the C-Context
remote_Context * pRemoteC = remote_getContext( sName.pData );
if( pRemoteC )
{
rBridge = Reference < XBridge > ((XBridge *) new OBridge( pRemoteC ) );
pRemoteC->aBase.release( (uno_Context * )pRemoteC );
m_mapBridge[ sName ] = rBridge;
}
}
return rBridge;
}
Sequence< Reference< XBridge > > OBridgeFactory::getExistingBridges( )
throw(::com::sun::star::uno::RuntimeException)
{
MutexGuard guard( m_mutex );
sal_Int32 nCount;
rtl_uString **ppName = remote_getContextList(
&nCount,
rtl_allocateMemory );
Sequence < Reference < XBridge > > seq( nCount );
if( nCount )
{
for( sal_Int32 i = 0;
i < nCount ;
i ++ )
{
seq.getArray()[i] = getBridge( OUString( ppName[i]) );
rtl_uString_release( ppName[i] );
}
rtl_freeMemory( ppName );
}
return seq;
}
// XTypeProvider
Sequence< Type > SAL_CALL OBridgeFactory::getTypes(void) throw( RuntimeException )
{
static OTypeCollection *pCollection = 0;
if( ! pCollection )
{
MutexGuard guard( Mutex::getGlobalMutex() );
if( ! pCollection )
{
static OTypeCollection collection(
getCppuType( (Reference< XBridgeFactory > * ) 0 ),
OComponentHelper::getTypes() );
pCollection = &collection;
}
}
return (*pCollection).getTypes();
}
Sequence< sal_Int8 > SAL_CALL OBridgeFactory::getImplementationId( ) throw( RuntimeException)
{
static OImplementationId *pId = 0;
if( ! pId )
{
MutexGuard guard( Mutex::getGlobalMutex() );
if( ! pId )
{
static OImplementationId id( sal_False );
pId = &id;
}
}
return (*pId).getImplementationId();
}
OUString OBridgeFactory::getImplementationNameStatic()
{
static OUString *pName = 0;
if( ! pName )
{
MutexGuard guard( Mutex::getGlobalMutex() );
if( ! pName )
{
static OUString name( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
pName = &name;
}
}
return *pName;
}
Sequence< OUString > OBridgeFactory::getSupportedServiceNamesStatic()
{
static Sequence < OUString > *pNames = 0;
if( ! pNames )
{
MutexGuard guard( Mutex::getGlobalMutex() );
if( !pNames )
{
static Sequence< OUString > seqNames(1);
seqNames.getArray()[0] = OUString::createFromAscii( SERVICE_NAME );
pNames = &seqNames;
}
}
return *pNames;
}
OUString OBridgeFactory::getImplementationName( ) throw(RuntimeException)
{
return getImplementationNameStatic();
}
sal_Bool SAL_CALL OBridgeFactory::supportsService( const OUString& ServiceName ) throw(RuntimeException)
{
Sequence< OUString > seq = getSupportedServiceNamesStatic();
sal_Bool bReturn = sal_False;
for( sal_Int32 i = 0 ; i < seq.getLength() ; i ++ )
{
if( seq.getConstArray()[i] == ServiceName )
{
bReturn = sal_True;
break;
}
}
return bReturn;
}
Sequence< OUString > SAL_CALL OBridgeFactory::getSupportedServiceNames( ) throw(RuntimeException)
{
return getSupportedServiceNamesStatic();
}
Reference< XInterface > SAL_CALL CreateInstance(Reference< XComponentContext > const & xContext)
{
return Reference < XInterface > ( *new OBridgeFactory( xContext ) );
}
}
using namespace remotebridges_factory;
static ImplementationEntry g_entries[] =
{
{ CreateInstance, OBridgeFactory::getImplementationNameStatic,
OBridgeFactory::getSupportedServiceNamesStatic, createSingleComponentFactory ,
&g_moduleCount.modCnt , 0
},
{ 0, 0, 0, 0, 0, 0 }
};
extern "C"
{
sal_Bool SAL_CALL component_canUnload( TimeValue *pTime )
{
return g_moduleCount.canUnload( &g_moduleCount , pTime );
}
//==================================================================================================
void SAL_CALL component_getImplementationEnvironment(
const sal_Char ** ppEnvTypeName, uno_Environment ** ppEnv )
{
*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}
//==================================================================================================
sal_Bool SAL_CALL component_writeInfo(
void * pServiceManager, void * pRegistryKey )
{
return component_writeInfoHelper( pServiceManager, pRegistryKey, g_entries );
}
//==================================================================================================
void * SAL_CALL component_getFactory(
const sal_Char * pImplName, void * pServiceManager, void * pRegistryKey )
{
return component_getFactoryHelper( pImplName, pServiceManager, pRegistryKey , g_entries );
}
}
|