Locker::Locker()
{
semaphore.release( 1024 );
}

Locker::ReadLock()
{
bool success = mutex.tryLock()
if ( success )
{
  mutex.unlock()
  semaphore.acquire(1);
}

}

Locker::ReadUnLock()
{
 semaphore.release(1);
}

Locker::WriteLock()
{
 semaphore.acquire(1024 );
 mutex.lock();
}


Locker::WriteUnLock()
{
 mutex.unlock();
 semaphore.release(1024 );

}