StopWatch.h

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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
 
#ifndef ICE_UTIL_STOPWATCH_H
#define ICE_UTIL_STOPWATCH_H
 
#include <IceUtil/Time.h>
 
namespace IceUtilInternal
{
 
class StopWatch
{
public:
 
    StopWatch() { }
 
    void start()
    {
        _s = IceUtil::Time::now(IceUtil::Time::Monotonic);
    }
 
    IceUtil::Int64 stop()
    {
        assert(isStarted());
        IceUtil::Int64 d = (IceUtil::Time::now(IceUtil::Time::Monotonic) - _s).toMicroSeconds();
        _s = IceUtil::Time();
        return d;
    }
 
    bool isStarted() const
    {
        return _s != IceUtil::Time();
    }
 
    IceUtil::Int64 delay()
    {
        return (IceUtil::Time::now(IceUtil::Time::Monotonic) - _s).toMicroSeconds();
    }
 
private:
 
    IceUtil::Time _s;
};
 
} // End namespace IceUtilInternal
 
#endif