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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <osl/mutex.hxx>
#include <uno/mapping.hxx>
#include <cppuhelper/factory.hxx>
#include <cppuhelper/implbase2.hxx>
#include <cppuhelper/implementationentry.hxx>
#include "cppuhelper/unourl.hxx"
#include "rtl/malformeduriexception.hxx"
#include <com/sun/star/connection/XAcceptor.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include "acceptor.hxx"
#define IMPLEMENTATION_NAME "com.sun.star.comp.io.Acceptor"
#define SERVICE_NAME "com.sun.star.connection.Acceptor"
using namespace ::osl;
using namespace ::rtl;
using namespace ::cppu;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::registry;
using namespace ::com::sun::star::connection;
namespace io_acceptor
{
class OAcceptor : public WeakImplHelper2< XAcceptor, XServiceInfo >
{
public:
OAcceptor(const Reference< XComponentContext > & xCtx);
virtual ~OAcceptor();
public:
// Methods
virtual Reference< XConnection > SAL_CALL accept( const OUString& sConnectionDescription )
throw( AlreadyAcceptingException,
ConnectionSetupException,
IllegalArgumentException,
RuntimeException);
virtual void SAL_CALL stopAccepting( ) throw( RuntimeException);
public: // XServiceInfo
virtual OUString SAL_CALL getImplementationName() throw();
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames(void) throw();
virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) throw();
private:
PipeAcceptor *m_pPipe;
SocketAcceptor *m_pSocket;
Mutex m_mutex;
OUString m_sLastDescription;
sal_Bool m_bInAccept;
Reference< XMultiComponentFactory > _xSMgr;
Reference< XComponentContext > _xCtx;
Reference<XAcceptor> _xAcceptor;
};
OAcceptor::OAcceptor( const Reference< XComponentContext > & xCtx )
: m_pPipe( 0 )
, m_pSocket( 0 )
, m_bInAccept( sal_False )
, _xSMgr( xCtx->getServiceManager() )
, _xCtx( xCtx )
{}
OAcceptor::~OAcceptor()
{
if( m_pPipe )
{
delete m_pPipe;
}
if( m_pSocket )
{
delete m_pSocket;
}
}
struct BeingInAccept
{
BeingInAccept( sal_Bool *pFlag,const OUString & sConnectionDescription ) throw( AlreadyAcceptingException)
: m_pFlag( pFlag )
{
if( *m_pFlag )
{
OUString sMessage( "AlreadyAcceptingException :" );
sMessage += sConnectionDescription;
throw AlreadyAcceptingException( sMessage , Reference< XInterface > () );
}
*m_pFlag = sal_True;
}
~BeingInAccept()
{
*m_pFlag = sal_False;
}
sal_Bool *m_pFlag;
};
Reference< XConnection > OAcceptor::accept( const OUString &sConnectionDescription )
throw( AlreadyAcceptingException,
ConnectionSetupException,
IllegalArgumentException,
RuntimeException)
{
OSL_TRACE(
"acceptor %s\n",
OUStringToOString(
sConnectionDescription, RTL_TEXTENCODING_ASCII_US).getStr());
// if there is a thread alread accepting in this object, throw an exception.
struct BeingInAccept guard( &m_bInAccept, sConnectionDescription );
Reference< XConnection > r;
if( !m_sLastDescription.isEmpty() &&
m_sLastDescription != sConnectionDescription )
{
// instantiate another acceptor for different ports
OUString sMessage = OUString("acceptor::accept called multiple times with different conncetion strings\n" );
throw ConnectionSetupException( sMessage, Reference< XInterface > () );
}
if( m_sLastDescription.isEmpty() )
{
// setup the acceptor
try
{
cppu::UnoUrlDescriptor aDesc(sConnectionDescription);
if ( aDesc.getName() == "pipe" )
{
OUString aName(
aDesc.getParameter(
OUString("name")));
m_pPipe = new PipeAcceptor(aName, sConnectionDescription);
try
{
m_pPipe->init();
}
catch( ... )
{
{
MutexGuard g( m_mutex );
delete m_pPipe;
m_pPipe = 0;
}
throw;
}
}
else if ( aDesc.getName() == "socket" )
{
OUString aHost;
if (aDesc.hasParameter(
OUString("host")))
aHost = aDesc.getParameter(
OUString("host"));
else
aHost = OUString("localhost");
sal_uInt16 nPort = static_cast< sal_uInt16 >(
aDesc.getParameter(
OUString("port")).
toInt32());
bool bTcpNoDelay
= aDesc.getParameter(
OUString("tcpnodelay")).toInt32() != 0;
m_pSocket = new SocketAcceptor(
aHost, nPort, bTcpNoDelay, sConnectionDescription);
try
{
m_pSocket->init();
}
catch( ... )
{
{
MutexGuard g( m_mutex );
delete m_pSocket;
m_pSocket = 0;
}
throw;
}
}
else
{
OUString delegatee = OUString("com.sun.star.connection.Acceptor.");
delegatee += aDesc.getName();
OSL_TRACE(
"trying to get service %s\n",
OUStringToOString(
delegatee, RTL_TEXTENCODING_ASCII_US).getStr());
_xAcceptor = Reference<XAcceptor>(
_xSMgr->createInstanceWithContext(delegatee, _xCtx), UNO_QUERY);
if(!_xAcceptor.is())
{
OUString message("Acceptor: unknown delegatee ");
message += delegatee;
throw ConnectionSetupException(message, Reference<XInterface>());
}
}
}
catch (const rtl::MalformedUriException & rEx)
{
throw IllegalArgumentException(
rEx.getMessage(),
Reference< XInterface > (),
0 );
}
m_sLastDescription = sConnectionDescription;
}
if( m_pPipe )
{
r = m_pPipe->accept();
}
else if( m_pSocket )
{
r = m_pSocket->accept();
}
else
{
r = _xAcceptor->accept(sConnectionDescription);
}
return r;
}
void SAL_CALL OAcceptor::stopAccepting( ) throw( RuntimeException)
{
MutexGuard guard( m_mutex );
if( m_pPipe )
{
m_pPipe->stopAccepting();
}
else if ( m_pSocket )
{
m_pSocket->stopAccepting();
}
else if( _xAcceptor.is() )
{
_xAcceptor->stopAccepting();
}
}
OUString acceptor_getImplementationName()
{
return OUString( IMPLEMENTATION_NAME );
}
Reference< XInterface > SAL_CALL acceptor_CreateInstance( const Reference< XComponentContext > & xCtx)
{
return Reference < XInterface >( ( OWeakObject * ) new OAcceptor(xCtx) );
}
Sequence< OUString > acceptor_getSupportedServiceNames()
{
Sequence< OUString > seqNames(1);
seqNames.getArray()[0] = OUString(SERVICE_NAME);
return seqNames;
}
OUString OAcceptor::getImplementationName() throw()
{
return acceptor_getImplementationName();
}
sal_Bool OAcceptor::supportsService(const OUString& ServiceName) throw()
{
Sequence< OUString > aSNL = getSupportedServiceNames();
const OUString * pArray = aSNL.getConstArray();
for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
if( pArray[i] == ServiceName )
return sal_True;
return sal_False;
}
Sequence< OUString > OAcceptor::getSupportedServiceNames(void) throw()
{
return acceptor_getSupportedServiceNames();
}
}
using namespace io_acceptor;
static const struct ImplementationEntry g_entries[] =
{
{
acceptor_CreateInstance, acceptor_getImplementationName ,
acceptor_getSupportedServiceNames, createSingleComponentFactory ,
0, 0
},
{ 0, 0, 0, 0, 0, 0 }
};
extern "C" SAL_DLLPUBLIC_EXPORT void * SAL_CALL acceptor_component_getFactory(
const sal_Char * pImplName, void * pServiceManager, void * pRegistryKey )
{
return component_getFactoryHelper( pImplName, pServiceManager, pRegistryKey , g_entries );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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