--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/javacommons/utils/inc/scopedlocks.h Tue Apr 27 16:30:29 2010 +0300
@@ -0,0 +1,85 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: ScopedLocks
+*
+*/
+
+#ifndef SCOPEDLOCKS_H
+#define SCOPEDLOCKS_H
+
+#include <pthread.h>
+
+#include "logger.h"
+
+namespace java
+{
+namespace util
+{
+
+class ScopedMutex
+{
+public:
+ ScopedMutex()
+ {
+ pthread_mutexattr_t mutex_attr;
+ pthread_mutexattr_init(&mutex_attr);
+ pthread_mutexattr_settype(&mutex_attr, PTHREAD_MUTEX_RECURSIVE);
+ pthread_mutex_init(&mMutex, &mutex_attr);
+ pthread_mutexattr_destroy(&mutex_attr);
+ }
+ ~ScopedMutex()
+ {
+ pthread_mutex_destroy(&mMutex);
+ }
+ int lock()
+ {
+ return pthread_mutex_lock(&mMutex);
+ }
+ int unlock()
+ {
+ return pthread_mutex_unlock(&mMutex);
+ }
+
+private:
+ pthread_mutex_t mMutex;
+};
+
+class ScopedLock
+{
+public:
+ ScopedLock(ScopedMutex& aMutex):mMutex(aMutex)
+ {
+ int status = mMutex.lock();
+ if (0 != status)
+ {
+ ELOG1(EUtils, "ScopedLock().mutex.lock() failed with %d", status);
+ }
+ }
+ ~ScopedLock()
+ {
+ int status = mMutex.unlock();
+ if (0 != status)
+ {
+ ELOG1(EUtils, "ScopedLock().mutex.unlock() failed with %d", status);
+ }
+ }
+private:
+ ScopedMutex& mMutex;
+};
+
+} //end namespace util
+} //end namespace java
+
+#endif // SCOPEDLOCKS_H
+