This class for test java process speed.

SpeedTest

public class SpeedTest {
	private long start = System.currentTimeMillis();

	public static void main(String[] args) {
		SpeedTest speedTest = new SpeedTest();
		
		// some process
		
		speedTest.stopTimer();
	}
	
	
	public void resetTimer() {
		this.start = System.currentTimeMillis();
	}
	
	public void stopTimer() {
		long end = System.currentTimeMillis();
		long ms = end - this.start;
		long sec = ms / 1000;
		long min = sec / 60;

		System.out.println(ms + " ms");
		System.out.println(sec + " sec");
		System.out.println(min + " min");
	}

	
	public void stopAndStart() {
		stopTimer();
		resetTimer();
	}
	

	
	
}