CountDownLatch.h

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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
 
#ifndef ICE_UTIL_COUNT_DOWN_LATCH_H
#define ICE_UTIL_COUNT_DOWN_LATCH_H
 
#include <IceUtil/Config.h>
 
namespace IceUtilInternal
{
 
//
// See java.util.concurrent.CountDownLatch in Java 1.5
//
 
class ICE_API CountDownLatch
{
public:
 
    CountDownLatch(int);
    ~CountDownLatch();
 
    void await() const;
    void countDown();
    int getCount() const;
 
private:
 
#ifdef _WIN32
    mutable LONG _count;
    HANDLE _event;
#else
    int _count;
    mutable pthread_mutex_t _mutex;
    mutable pthread_cond_t _cond;
 
    inline void lock() const;
    inline void unlock() const;
#endif
};
 
}
 
#endif