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-rw-r--r--salhelper/source/condition.cxx130
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diff --git a/salhelper/source/condition.cxx b/salhelper/source/condition.cxx
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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 <salhelper/condition.hxx>
+#include <osl/time.h>
+#include <osl/mutex.hxx>
+
+using namespace salhelper;
+
+
+/******************************************************************
+ * *
+ * Condition *
+ * *
+ ******************************************************************/
+
+Condition::Condition(osl::Mutex& aMutex)
+ : m_aMutex(aMutex)
+{
+}
+
+
+Condition::~Condition()
+{
+}
+
+
+/******************************************************************
+ * *
+ * ConditionModifier *
+ * *
+ ******************************************************************/
+
+ConditionModifier::ConditionModifier(Condition& aCond)
+ : m_aCond(aCond)
+{
+ m_aCond.m_aMutex.acquire();
+}
+
+
+ConditionModifier::~ConditionModifier()
+{
+ if(m_aCond.applies())
+ m_aCond.m_aCondition.set();
+
+ m_aCond.m_aMutex.release();
+}
+
+
+/******************************************************************
+ * *
+ * ConditionWaiter *
+ * *
+ ******************************************************************/
+
+ConditionWaiter::timedout::timedout() {}
+
+ConditionWaiter::timedout::timedout(timedout const &) {}
+
+ConditionWaiter::timedout::~timedout() {}
+
+ConditionWaiter::timedout &
+ConditionWaiter::timedout::operator =(timedout const &) { return *this; }
+
+ConditionWaiter::ConditionWaiter(Condition& aCond)
+ : m_aCond(aCond)
+{
+ while(true) {
+ m_aCond.m_aCondition.wait();
+ m_aCond.m_aMutex.acquire();
+
+ if(m_aCond.applies())
+ break;
+ else {
+ m_aCond.m_aCondition.reset();
+ m_aCond.m_aMutex.release();
+ }
+ }
+}
+
+
+ConditionWaiter::ConditionWaiter(Condition& aCond,sal_uInt32 milliSec)
+ : m_aCond(aCond)
+{
+ TimeValue aTime;
+ aTime.Seconds = milliSec / 1000;
+ aTime.Nanosec = 1000000 * ( milliSec % 1000 );
+
+ while(true) {
+ if( m_aCond.m_aCondition.wait(&aTime) ==
+ osl::Condition::result_timeout )
+ throw timedout();
+
+ m_aCond.m_aMutex.acquire();
+
+ if(m_aCond.applies())
+ break;
+ else {
+ m_aCond.m_aCondition.reset();
+ m_aCond.m_aMutex.release();
+ }
+ }
+}
+
+
+ConditionWaiter::~ConditionWaiter()
+{
+ if(! m_aCond.applies())
+ m_aCond.m_aCondition.reset();
+ m_aCond.m_aMutex.release();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */