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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: thread.cxx,v $
*
* $Revision: 1.8 $
*
* last change: $Author: hr $ $Date: 2006-06-20 11:23:08 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 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
*
************************************************************************/
#ifndef _OSL_TIME_H_
#include <osl/time.h>
#endif
#include <vos/diagnose.hxx>
#include <vos/object.hxx>
#include <vos/thread.hxx>
using namespace vos;
void vos::threadWorkerFunction_impl(void * pthis)
{
NAMESPACE_VOS(OThread)* pThis= (NAMESPACE_VOS(OThread)*)pthis;
// call Handler-Function of OThread-derived class
pThis->run();
// if not already terminating, by a kill do normal shutdown
if (! pThis->m_bTerminating)
{
pThis->m_bTerminating = sal_True;
pThis->onTerminated(); // could e.g. delete this
}
}
/////////////////////////////////////////////////////////////////////////////
//
// Thread class
//
VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OThread, vos),
VOS_NAMESPACE(OThread, vos),
VOS_NAMESPACE(OObject, vos), 0);
OThread::OThread()
{
m_hThread = 0;
m_bTerminating = sal_False;
m_aCondition = osl_createCondition();
}
OThread::~OThread()
{
if (m_hThread != 0)
{
osl_destroyThread(m_hThread);
}
osl_destroyCondition( m_aCondition );
}
sal_Bool OThread::create()
{
VOS_ASSERT(m_hThread == 0); // only one running thread per instance
m_hThread = osl_createSuspendedThread(
threadWorkerFunction_impl, (void*)this);
if (m_hThread)
osl_resumeThread(m_hThread);
return m_hThread != 0;
}
sal_Bool OThread::createSuspended()
{
VOS_ASSERT(m_hThread == 0); // only one running thread per instance
m_hThread= osl_createSuspendedThread(threadWorkerFunction_impl, (void*)this);
return m_hThread != 0;
}
void OThread::suspend()
{
VOS_ASSERT(m_hThread != 0); // use only on running thread
osl_suspendThread(m_hThread);
}
void OThread::resume()
{
VOS_ASSERT(m_hThread != 0); // use only on running thread
osl_resumeThread(m_hThread);
}
sal_Bool OThread::isRunning()
{
return m_hThread != 0 && osl_isThreadRunning(m_hThread);
}
OThread::TThreadIdentifier OThread::getIdentifier() const
{
return (TThreadIdentifier)osl_getThreadIdentifier(m_hThread);
}
OThread::TThreadIdentifier OThread::getCurrentIdentifier()
{
return (TThreadIdentifier)osl_getThreadIdentifier(0);
}
void OThread::join()
{
if (m_hThread) {
VOS_ASSERT(getCurrentIdentifier() != getIdentifier());
osl_joinWithThread(m_hThread);
}
}
OThread::TThreadSleep OThread::sleep(const TimeValue& Delay)
{
TThreadSleep eRet;
switch( osl_waitCondition( m_aCondition, &Delay ) )
{
case osl_cond_result_ok:
eRet = TSleep_Normal;
break;
case osl_cond_result_timeout:
eRet = TSleep_Cancel;
break;
default:
eRet = TSleep_Error;
break;
}
return eRet;
}
void OThread::wait(const TimeValue& Delay) {
osl_waitThread(&Delay);
}
sal_Bool OThread::awake()
{
osl_setCondition( m_aCondition );
return osl_resetCondition( m_aCondition );
}
void OThread::terminate()
{
osl_terminateThread(m_hThread);
}
sal_Bool OThread::schedule() {
return osl_scheduleThread(m_hThread);
}
void OThread::kill()
{
if (osl_isThreadRunning(m_hThread))
{
// flag we are shutting down
m_bTerminating = sal_True;
terminate();
join();
}
}
void OThread::setPriority(OThread::TThreadPriority Priority)
{
osl_setThreadPriority(m_hThread, (oslThreadPriority)Priority);
}
OThread::TThreadPriority OThread::getPriority()
{
return (TThreadPriority)osl_getThreadPriority(m_hThread);
}
void OThread::yield()
{
osl_yieldThread();
}
void OThread::onTerminated()
{
}
/////////////////////////////////////////////////////////////////////////////
//
// ThreadData class
//
VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OThreadData, vos),
VOS_NAMESPACE(OThreadData, vos),
VOS_NAMESPACE(OObject, vos), 0);
OThreadData::OThreadData( oslThreadKeyCallbackFunction pCallback )
{
m_hKey = osl_createThreadKey( pCallback );
VOS_VERIFY(m_hKey);
}
OThreadData::~OThreadData()
{
osl_destroyThreadKey(m_hKey);
}
sal_Bool OThreadData::setData(void *pData)
{
VOS_ASSERT(m_hKey != 0);
return (osl_setThreadKeyData(m_hKey, pData));
}
void *OThreadData::getData()
{
VOS_ASSERT(m_hKey != 0);
return (osl_getThreadKeyData(m_hKey));
}
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