INTEGRATION: CWS loadenv01 (1.1.2); FILE ADDED

2004/03/29 10:54:20 as 1.1.2.1: #i24378# move condition class from comphelper to salhelper

1 files changed, 170 insertions, 0 deletions

diff --git a/salhelper/source/condition.cxx b/salhelper/source/condition.cxx
new file mode 100644
index 000000000000..f1cf52fba410
--- /dev/null
+++ b/salhelper/source/condition.cxx
@@ -0,0 +1,170 @@
+/*************************************************************************
+ *
+ *  $RCSfile: condition.cxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: svesik $ $Date: 2004-04-21 12:30:37 $
+ *
+ *  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 <salhelper/condition.hxx>
+
+#ifndef _OSL_TIME_H_
+#include <osl/time.h>
+#endif
+
+
+using namespace salhelper;
+
+
+/******************************************************************
+ *                                                                *
+ *                     Condition                                  *
+ *                                                                *
+ ******************************************************************/
+
+Condition::Condition(osl::Mutex& aMutex)
+    : m_aMutex(aMutex),
+      m_aCondition(osl_createCondition())
+{
+}
+
+
+Condition::~Condition()
+{
+    osl_destroyCondition(m_aCondition);
+}
+
+
+/******************************************************************
+ *                                                                *
+ *              ConditionModifier                                 *
+ *                                                                *
+ ******************************************************************/
+
+ConditionModifier::ConditionModifier(Condition& aCond)
+    : m_aCond(aCond)
+{
+    m_aCond.m_aMutex.acquire();
+}
+
+
+ConditionModifier::~ConditionModifier()
+{
+    if(m_aCond.applies())
+        osl_setCondition(m_aCond.m_aCondition);
+
+    m_aCond.m_aMutex.release();
+}
+
+
+
+/******************************************************************
+ *                                                                *
+ *              ConditionWaiter                                   *
+ *                                                                *
+ ******************************************************************/
+
+ConditionWaiter::ConditionWaiter(Condition& aCond)
+    : m_aCond(aCond)
+{
+    while(true) {
+        osl_waitCondition(m_aCond.m_aCondition,0);
+        m_aCond.m_aMutex.acquire();
+
+        if(m_aCond.applies())
+            break;
+        else {
+            osl_resetCondition(m_aCond.m_aCondition);
+            m_aCond.m_aMutex.release();
+        }
+    }
+}
+
+
+ConditionWaiter::ConditionWaiter(Condition& aCond,sal_uInt32 milliSec)
+    throw(
+        ConditionWaiter::timedout
+    )
+    : m_aCond(aCond)
+{
+    TimeValue aTime;
+    aTime.Seconds = milliSec / 1000;
+    aTime.Nanosec = 1000000 * ( milliSec % 1000 );
+
+    while(true) {
+        if( osl_waitCondition(m_aCond.m_aCondition,&aTime) ==
+            osl_cond_result_timeout )
+            throw timedout();
+
+        m_aCond.m_aMutex.acquire();
+
+        if(m_aCond.applies())
+            break;
+        else {
+            osl_resetCondition(m_aCond.m_aCondition);
+            m_aCond.m_aMutex.release();
+        }
+    }
+}
+
+
+ConditionWaiter::~ConditionWaiter()
+{
+    if(! m_aCond.applies())
+        osl_resetCondition(m_aCond.m_aCondition);
+    m_aCond.m_aMutex.release();
+}