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//$Id$
package Fir;
/**
* This class provide a way of recording the time
* elapsed between two events. This implementation
* doesn't assume that you should match each start
* of a trace with a stop. But it simply associate
* the end of the trace with the last start point.
*/
public class TimeTrace {
/**
* Creates a TimerTrace object and sets the
* start clock tick and the end clock ticks
* at the clock tick when the object was
* created.
*/
public TimeTrace() {
this.mStartTime = System.currentTimeMillis();
this.mStopTime = this.mStartTime;
}
/**
* Starts the time trace.
*/
public void Start() {
this.mStartTime = System.currentTimeMillis();
}
/**
* Stops the time trace. There is no guard to
* check whether the trace was started, to avoid
* to spent time cheching condition.
*/
public void Stop() {
this.mStopTime = System.currentTimeMillis();
}
/**
* Retrieve the time at which the trace started.
*/
public long GetStartTime() {
return this.mStartTime;
}
/**
* Retrieve the time at which the trace ended.
*
*/
public long GetStopTime() {
return this.mStopTime;
}
/**
* Retrieves the time ellapsed between start and stop.
*
* return The time ellapsed in millis.
*/
public long GetElapsedTime() {
return this.mStopTime - this.mStartTime;
}
/**
* Provide the resolution of the underlying timer used to
* make the measurament.
*
* @return The resolution in millis.
*/
public double GetResolution() {
return 0.001;
}
private long mStartTime;
private long mStopTime;
}
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