388 lines
13 KiB
C++
388 lines
13 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: acceptor.cxx,v $
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*
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* $Revision: 1.16 $
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*
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* last change: $Author: rt $ $Date: 2005-09-07 18:27:56 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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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 2005 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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#include <osl/mutex.hxx>
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#include <uno/mapping.hxx>
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#include <cppuhelper/factory.hxx>
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#include <cppuhelper/implbase2.hxx>
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#include <cppuhelper/implementationentry.hxx>
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#include "cppuhelper/unourl.hxx"
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#include "rtl/malformeduriexception.hxx"
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#include <com/sun/star/connection/XAcceptor.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include "acceptor.hxx"
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#define IMPLEMENTATION_NAME "com.sun.star.comp.io.Acceptor"
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#define SERVICE_NAME "com.sun.star.connection.Acceptor"
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using namespace ::osl;
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using namespace ::rtl;
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using namespace ::cppu;
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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::registry;
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using namespace ::com::sun::star::connection;
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namespace io_acceptor
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{
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rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT;
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class OAcceptor : public WeakImplHelper2< XAcceptor, XServiceInfo >
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{
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public:
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OAcceptor(const Reference< XComponentContext > & xCtx);
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virtual ~OAcceptor();
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public:
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// Methods
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virtual Reference< XConnection > SAL_CALL accept( const OUString& sConnectionDescription )
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throw( AlreadyAcceptingException,
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ConnectionSetupException,
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IllegalArgumentException,
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RuntimeException);
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virtual void SAL_CALL stopAccepting( ) throw( RuntimeException);
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public: // XServiceInfo
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virtual OUString SAL_CALL getImplementationName() throw();
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virtual Sequence< OUString > SAL_CALL getSupportedServiceNames(void) throw();
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virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) throw();
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private:
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PipeAcceptor *m_pPipe;
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SocketAcceptor *m_pSocket;
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Mutex m_mutex;
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OUString m_sLastDescription;
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sal_Bool m_bInAccept;
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Reference< XMultiComponentFactory > _xSMgr;
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Reference< XComponentContext > _xCtx;
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Reference<XAcceptor> _xAcceptor;
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};
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OAcceptor::OAcceptor( const Reference< XComponentContext > & xCtx )
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: m_pPipe( 0 )
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, m_pSocket( 0 )
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, _xSMgr( xCtx->getServiceManager() )
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, _xCtx( xCtx )
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, m_bInAccept( sal_False )
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{
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g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
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}
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OAcceptor::~OAcceptor()
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{
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if( m_pPipe )
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{
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delete m_pPipe;
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}
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if( m_pSocket )
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{
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delete m_pSocket;
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}
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g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
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}
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struct BeingInAccept
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{
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BeingInAccept( sal_Bool *pFlag,const OUString & sConnectionDescription ) throw( AlreadyAcceptingException)
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: m_pFlag( pFlag )
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{
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if( *m_pFlag )
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{
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OUString sMessage( RTL_CONSTASCII_USTRINGPARAM( "AlreadyAcceptingException :" ) );
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sMessage += sConnectionDescription;
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throw AlreadyAcceptingException( sMessage , Reference< XInterface > () );
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}
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*m_pFlag = sal_True;
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}
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~BeingInAccept()
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{
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*m_pFlag = sal_False;
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}
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sal_Bool *m_pFlag;
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};
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Reference< XConnection > OAcceptor::accept( const OUString &sConnectionDescription )
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throw( AlreadyAcceptingException,
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ConnectionSetupException,
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IllegalArgumentException,
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RuntimeException)
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{
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#if OSL_DEBUG_LEVEL > 1
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OString tmp = OUStringToOString(sConnectionDescription, RTL_TEXTENCODING_ASCII_US);
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OSL_TRACE("acceptor %s\n", tmp.getStr());
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#endif
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// if there is a thread alread accepting in this object, throw an exception.
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struct BeingInAccept guard( &m_bInAccept, sConnectionDescription );
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Reference< XConnection > r;
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if( m_sLastDescription.getLength() &&
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m_sLastDescription != sConnectionDescription )
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{
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// instantiate another acceptor for different ports
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OUString sMessage = OUString( RTL_CONSTASCII_USTRINGPARAM(
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"acceptor::accept called multiple times with different conncetion strings\n" ) );
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throw ConnectionSetupException( sMessage, Reference< XInterface > () );
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}
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if( ! m_sLastDescription.getLength() )
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{
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// setup the acceptor
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try
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{
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cppu::UnoUrlDescriptor aDesc(sConnectionDescription);
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if (aDesc.getName().equalsAsciiL(
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RTL_CONSTASCII_STRINGPARAM("pipe")))
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{
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rtl::OUString aName(
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aDesc.getParameter(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"name"))));
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m_pPipe = new PipeAcceptor(aName, sConnectionDescription);
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try
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{
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m_pPipe->init();
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}
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catch( ... )
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{
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{
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MutexGuard guard( m_mutex );
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delete m_pPipe;
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m_pPipe = 0;
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}
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throw;
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}
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}
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else if (aDesc.getName().equalsAsciiL(
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RTL_CONSTASCII_STRINGPARAM("socket")))
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{
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rtl::OUString aHost;
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if (aDesc.hasParameter(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("host"))))
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aHost = aDesc.getParameter(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("host")));
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else
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aHost = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"localhost"));
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sal_uInt16 nPort = static_cast< sal_uInt16 >(
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aDesc.getParameter(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("port"))).
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toInt32());
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bool bTcpNoDelay
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= aDesc.getParameter(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"tcpnodelay"))).toInt32() != 0;
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m_pSocket = new SocketAcceptor(
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aHost, nPort, bTcpNoDelay, sConnectionDescription);
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try
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{
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m_pSocket->init();
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}
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catch( ... )
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{
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{
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MutexGuard guard( m_mutex );
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delete m_pSocket;
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m_pSocket = 0;
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}
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throw;
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}
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}
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else
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{
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OUString delegatee = OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.connection.Acceptor."));
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delegatee += aDesc.getName();
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#if OSL_DEBUG_LEVEL > 1
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OString tmp = OUStringToOString(delegatee, RTL_TEXTENCODING_ASCII_US);
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OSL_TRACE("trying to get service %s\n", tmp.getStr());
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#endif
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_xAcceptor = Reference<XAcceptor>(
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_xSMgr->createInstanceWithContext(delegatee, _xCtx), UNO_QUERY);
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if(!_xAcceptor.is())
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{
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OUString message(RTL_CONSTASCII_USTRINGPARAM("Acceptor: unknown delegatee "));
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message += delegatee;
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throw ConnectionSetupException(message, Reference<XInterface>());
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}
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}
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}
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catch (rtl::MalformedUriException & rEx)
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{
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throw IllegalArgumentException(
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rEx.getMessage(),
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Reference< XInterface > (),
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0 );
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}
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m_sLastDescription = sConnectionDescription;
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}
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if( m_pPipe )
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{
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r = m_pPipe->accept();
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}
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else if( m_pSocket )
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{
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r = m_pSocket->accept();
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}
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else
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{
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r = _xAcceptor->accept(sConnectionDescription);
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}
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return r;
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}
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void SAL_CALL OAcceptor::stopAccepting( ) throw( RuntimeException)
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{
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MutexGuard guard( m_mutex );
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if( m_pPipe )
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{
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m_pPipe->stopAccepting();
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}
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else if ( m_pSocket )
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{
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m_pSocket->stopAccepting();
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}
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else if( _xAcceptor.is() )
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{
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_xAcceptor->stopAccepting();
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}
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}
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OUString acceptor_getImplementationName()
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{
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return OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
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}
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Reference< XInterface > SAL_CALL acceptor_CreateInstance( const Reference< XComponentContext > & xCtx)
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{
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return Reference < XInterface >( ( OWeakObject * ) new OAcceptor(xCtx) );
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}
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Sequence< OUString > acceptor_getSupportedServiceNames()
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{
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static Sequence < OUString > *pNames = 0;
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if( ! pNames )
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{
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MutexGuard guard( Mutex::getGlobalMutex() );
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if( !pNames )
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{
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static Sequence< OUString > seqNames(1);
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seqNames.getArray()[0] = OUString::createFromAscii( SERVICE_NAME );
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pNames = &seqNames;
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}
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}
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return *pNames;
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}
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OUString OAcceptor::getImplementationName() throw()
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{
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return acceptor_getImplementationName();
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}
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sal_Bool OAcceptor::supportsService(const OUString& ServiceName) throw()
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{
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Sequence< OUString > aSNL = getSupportedServiceNames();
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const OUString * pArray = aSNL.getConstArray();
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for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
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if( pArray[i] == ServiceName )
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return sal_True;
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return sal_False;
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}
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Sequence< OUString > OAcceptor::getSupportedServiceNames(void) throw()
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{
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return acceptor_getSupportedServiceNames();
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}
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}
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using namespace io_acceptor;
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static struct ImplementationEntry g_entries[] =
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{
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{
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acceptor_CreateInstance, acceptor_getImplementationName ,
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acceptor_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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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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//==================================================================================================
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void SAL_CALL component_getImplementationEnvironment(
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const sal_Char ** ppEnvTypeName, uno_Environment ** ppEnv )
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{
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*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
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}
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//==================================================================================================
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sal_Bool SAL_CALL component_writeInfo(
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void * pServiceManager, void * pRegistryKey )
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{
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return component_writeInfoHelper( pServiceManager, pRegistryKey, g_entries );
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}
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//==================================================================================================
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void * SAL_CALL 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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