ibrcommon/ibrcommon/thread/ObjectLock.cpp

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/*
 * ObjectLock.cpp
 *
 *  Created on: 23.11.2010
 *      Author: morgenro
 */

#include "ibrcommon/thread/ObjectLock.h"
#include "ibrcommon/thread/MutexLock.h"

namespace ibrcommon
{
        ibrcommon::Conditional ObjectLock::__cond;
        std::set<void*> ObjectLock::__locks;

        ObjectLock::ObjectLock(void *obj)
         : _obj(obj)
        {
                ibrcommon::MutexLock l(__cond);

                // check for lock
                while (__locks.find(obj) != __locks.end())
                {
                        // wait while there is a lock
                        __cond.wait();
                }

                // add lock
                __locks.insert(obj);
        }

        ObjectLock::~ObjectLock()
        {
                ibrcommon::MutexLock l(__cond);
                __locks.erase(_obj);
        }
}