NUS-CS2105-Project/Stopwatch.java at master · digawp/NUS-CS2105-Project · GitHub

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public class Stopwatch {

	private long startTime = 0;
	private long stopTime = 0;
	private boolean running = false;

	public void start() {
		this.startTime = System.currentTimeMillis();
		this.running = true;
	}

	public void stop() {
		this.stopTime = System.currentTimeMillis();
		this.running = false;
	}

	// elaspsed time in milliseconds
	public long getElapsedTime() {
		long elapsed;
		if (running) {
			elapsed = (System.currentTimeMillis() - startTime);
		} else {
			elapsed = (stopTime - startTime);
		}
		return elapsed;
	}

	// elapsed time in seconds
	public long getElapsedTimeSecs() {
		long elapsed;
		if (running) {
			elapsed = ((System.currentTimeMillis() - startTime) / 1000);
		} else {
			elapsed = ((stopTime - startTime) / 1000);
		}
		return elapsed;
	}
}