// onjava/TimeIt.java

// (c)2016 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://mindviewinc.com/Books/OnJava/ for more book information.

package onjava;

import java.util.concurrent.*;

public interface TimeIt {

static long timeIt(Runnable test) {

long start = System.nanoTime();

test.run();

long delta = System.nanoTime() - start;

long millis = TimeUnit.NANOSECONDS.toMillis(delta);

System.out.println(millis);

return millis;

}

}