office-gobmx/desktop/source/offacc/acceptor.cxx

336 lines
12 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
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************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_desktop.hxx"
#include "acceptor.hxx"
#include <unotools/bootstrap.hxx>
#include <tools/urlobj.hxx>
#include <tools/stream.hxx>
#include <vcl/svapp.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/uno/XNamingService.hpp>
#include <cppuhelper/factory.hxx>
namespace desktop
{
extern "C" void workerfunc (void * acc)
{
((Acceptor*)acc)->run();
}
static Reference<XInterface> getComponentContext( const Reference<XMultiServiceFactory>& rFactory)
{
Reference<XInterface> rContext;
Reference< XPropertySet > rPropSet( rFactory, UNO_QUERY );
Any a = rPropSet->getPropertyValue(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DefaultContext" ) ) );
a >>= rContext;
return rContext;
}
Mutex Acceptor::m_aMutex;
Acceptor::Acceptor( const Reference< XMultiServiceFactory >& rFactory )
: m_thread(NULL)
, m_aAcceptString()
, m_aConnectString()
, m_aProtocol()
, m_bInit(sal_False)
, m_bDying(false)
{
m_rSMgr = rFactory;
m_rAcceptor = Reference< XAcceptor > (m_rSMgr->createInstance(
rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.connection.Acceptor" ))),
UNO_QUERY );
m_rBridgeFactory = Reference < XBridgeFactory > (m_rSMgr->createInstance(
rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.bridge.BridgeFactory" ))),
UNO_QUERY );
// get component context
m_rContext = getComponentContext(m_rSMgr);
}
Acceptor::~Acceptor()
{
m_rAcceptor->stopAccepting();
oslThread t;
{
osl::MutexGuard g(m_aMutex);
t = m_thread;
}
//prevent locking if the thread is still waiting
m_bDying = true;
m_cEnable.set();
osl_joinWithThread(t);
{
// Make the final state of m_bridges visible to this thread (since
// m_thread is joined, the code that follows is the only one left
// accessing m_bridges):
osl::MutexGuard g(m_aMutex);
}
for (;;) {
com::sun::star::uno::Reference< com::sun::star::bridge::XBridge > b(
m_bridges.remove());
if (!b.is()) {
break;
}
com::sun::star::uno::Reference< com::sun::star::lang::XComponent >(
b, com::sun::star::uno::UNO_QUERY_THROW)->dispose();
}
}
void SAL_CALL Acceptor::run()
{
while ( m_rAcceptor.is() && m_rBridgeFactory.is() )
{
RTL_LOGFILE_CONTEXT( aLog, "desktop (lo119109) Acceptor::run" );
try
{
// wait until we get enabled
RTL_LOGFILE_CONTEXT_TRACE( aLog, "desktop (lo119109)"\
"Acceptor::run waiting for office to come up");
m_cEnable.wait();
if (m_bDying) //see destructor
break;
RTL_LOGFILE_CONTEXT_TRACE( aLog, "desktop (lo119109)"\
"Acceptor::run now enabled and continuing");
// accept connection
Reference< XConnection > rConnection = m_rAcceptor->accept( m_aConnectString );
// if we return without a valid connection we mus assume that the acceptor
// is destructed so we break out of the run method terminating the thread
if (! rConnection.is()) break;
OUString aDescription = rConnection->getDescription();
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "desktop (lo119109) Acceptor::run connection %s",
OUStringToOString(aDescription, RTL_TEXTENCODING_ASCII_US).getStr());
// create instanceprovider for this connection
Reference< XInstanceProvider > rInstanceProvider(
(XInstanceProvider*)new AccInstanceProvider(m_rSMgr, rConnection));
// create the bridge. The remote end will have a reference to this bridge
// thus preventing the bridge from being disposed. When the remote end releases
// the bridge, it will be destructed.
Reference< XBridge > rBridge = m_rBridgeFactory->createBridge(
rtl::OUString() ,m_aProtocol ,rConnection ,rInstanceProvider );
osl::MutexGuard g(m_aMutex);
m_bridges.add(rBridge);
} catch (Exception&) {
// connection failed...
// something went wrong during connection setup.
// just wait for a new connection to accept
}
}
}
// XInitialize
void SAL_CALL Acceptor::initialize( const Sequence<Any>& aArguments )
throw( Exception )
{
// prevent multiple initialization
ClearableMutexGuard aGuard( m_aMutex );
RTL_LOGFILE_CONTEXT( aLog, "destop (lo119109) Acceptor::initialize()" );
sal_Bool bOk = sal_False;
// arg count
int nArgs = aArguments.getLength();
// not yet initialized and acceptstring
if (!m_bInit && nArgs > 0 && (aArguments[0] >>= m_aAcceptString))
{
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "desktop (lo119109) Acceptor::initialize string=%s",
OUStringToOString(m_aAcceptString, RTL_TEXTENCODING_ASCII_US).getStr());
// get connect string and protocol from accept string
// "<connectString>;<protocol>"
sal_Int32 nIndex1 = m_aAcceptString.indexOf( (sal_Unicode) ';' );
if (nIndex1 < 0) throw IllegalArgumentException(
OUString(RTL_CONSTASCII_USTRINGPARAM("Invalid accept-string format")), m_rContext, 1);
m_aConnectString = m_aAcceptString.copy( 0 , nIndex1 ).trim();
nIndex1++;
sal_Int32 nIndex2 = m_aAcceptString.indexOf( (sal_Unicode) ';' , nIndex1 );
if (nIndex2 < 0) nIndex2 = m_aAcceptString.getLength();
m_aProtocol = m_aAcceptString.copy( nIndex1, nIndex2 - nIndex1 );
// start accepting in new thread...
m_thread = osl_createThread(workerfunc, this);
m_bInit = sal_True;
bOk = sal_True;
}
// do we want to enable accepting?
sal_Bool bEnable = sal_False;
if (((nArgs == 1 && (aArguments[0] >>= bEnable)) ||
(nArgs == 2 && (aArguments[1] >>= bEnable))) &&
bEnable )
{
m_cEnable.set();
bOk = sal_True;
}
if (!bOk)
{
throw IllegalArgumentException(
OUString(RTL_CONSTASCII_USTRINGPARAM("invalid initialization")), m_rContext, 1);
}
}
// XServiceInfo
const sal_Char *Acceptor::serviceName = "com.sun.star.office.Acceptor";
const sal_Char *Acceptor::implementationName = "com.sun.star.office.comp.Acceptor";
const sal_Char *Acceptor::supportedServiceNames[] = {"com.sun.star.office.Acceptor", NULL};
OUString Acceptor::impl_getImplementationName()
{
return OUString::createFromAscii( implementationName );
}
OUString SAL_CALL Acceptor::getImplementationName()
throw (RuntimeException)
{
return Acceptor::impl_getImplementationName();
}
Sequence<OUString> Acceptor::impl_getSupportedServiceNames()
{
Sequence<OUString> aSequence;
for (int i=0; supportedServiceNames[i]!=NULL; i++) {
aSequence.realloc(i+1);
aSequence[i]=(OUString::createFromAscii(supportedServiceNames[i]));
}
return aSequence;
}
Sequence<OUString> SAL_CALL Acceptor::getSupportedServiceNames()
throw (RuntimeException)
{
return Acceptor::impl_getSupportedServiceNames();
}
sal_Bool SAL_CALL Acceptor::supportsService( const OUString&)
throw (RuntimeException)
{
return sal_False;
}
// Factory
Reference< XInterface > Acceptor::impl_getInstance( const Reference< XMultiServiceFactory >& aFactory )
{
try {
return (XComponent*) new Acceptor( aFactory );
} catch ( Exception& ) {
return (XComponent*) NULL;
}
}
// InstanceProvider
AccInstanceProvider::AccInstanceProvider(const Reference<XMultiServiceFactory>& aFactory, const Reference<XConnection>& rConnection)
{
m_rSMgr = aFactory;
m_rConnection = rConnection;
}
AccInstanceProvider::~AccInstanceProvider()
{
}
Reference<XInterface> SAL_CALL AccInstanceProvider::getInstance (const OUString& aName )
throw ( NoSuchElementException )
{
Reference<XInterface> rInstance;
if ( aName.compareToAscii( "StarOffice.ServiceManager" ) == 0)
{
rInstance = Reference< XInterface >( m_rSMgr );
}
else if(aName.compareToAscii( "StarOffice.ComponentContext" ) == 0 )
{
rInstance = getComponentContext( m_rSMgr );
}
else if ( aName.compareToAscii("StarOffice.NamingService" ) == 0 )
{
Reference< XNamingService > rNamingService(
m_rSMgr->createInstance( OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.uno.NamingService" ))),
UNO_QUERY );
if ( rNamingService.is() )
{
rNamingService->registerObject(
OUString(RTL_CONSTASCII_USTRINGPARAM( "StarOffice.ServiceManager" )), m_rSMgr );
rNamingService->registerObject(
OUString(RTL_CONSTASCII_USTRINGPARAM( "StarOffice.ComponentContext" )), getComponentContext( m_rSMgr ));
rInstance = rNamingService;
}
}
return rInstance;
}
}
// component management stuff...
// ----------------------------------------------------------------------------
extern "C"
{
using namespace desktop;
SAL_DLLPUBLIC_EXPORT void SAL_CALL component_getImplementationEnvironment(const sal_Char **ppEnvironmentTypeName, uno_Environment **)
{
*ppEnvironmentTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME ;
}
SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory(const sal_Char *pImplementationName, void *pServiceManager, void *)
{
void* pReturn = NULL ;
if ( pImplementationName && pServiceManager )
{
// Define variables which are used in following macros.
Reference< XSingleServiceFactory > xFactory;
Reference< XMultiServiceFactory > xServiceManager(
reinterpret_cast< XMultiServiceFactory* >(pServiceManager));
if (Acceptor::impl_getImplementationName().compareToAscii( pImplementationName ) == COMPARE_EQUAL )
{
xFactory = Reference< XSingleServiceFactory >( cppu::createSingleFactory(
xServiceManager, Acceptor::impl_getImplementationName(),
Acceptor::impl_getInstance, Acceptor::impl_getSupportedServiceNames()) );
}
// Factory is valid - service was found.
if ( xFactory.is() )
{
xFactory->acquire();
pReturn = xFactory.get();
}
}
// Return with result of this operation.
return pReturn ;
}
} // extern "C"
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */