public void measurement(boolean count, boolean time, int c) { Measurement m = new Measurement(); m.start(); Measurement t = new Measurement(time, count); for (int i = 0; i < c; i++) { t.start(); t.stop(); } m.stop(); System.out.println( time + "/" + count + " " + c + " measurements took: " + Long.toString(m.getElapsedTime() / 1000) + " us, on average " + Double.toString(m.getElapsedTime() / c) + " ns"); }
public void _testBlock() { Measurement m = new Measurement(); final Object o = new Object(); final Thread current = Thread.currentThread(); Thread x = new Thread() { @Override public void run() { System.out.println("started"); synchronized (o) { System.out.println("in synchronized block"); System.out.println("state of starting thread " + current.getState()); System.out.println("notifyAll"); o.notifyAll(); } } }; m.start(); synchronized (o) { System.out.println("starting"); x.start(); try { System.out.println("state of notifying thread " + x.getState()); System.out.println("waiting"); o.wait(); System.out.println("done waiting"); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } } m.stop(); try { x.join(); } catch (InterruptedException e) { e.printStackTrace(); } Assert.assertEquals(0, m.getBlockCountDelta()); Assert.assertEquals(1, m.getWaitCountDelta()); }
public void testMeasure() throws InterruptedException { Measurement m = new Measurement(); m.start(); Object o = new Object(); synchronized (o) { o.wait(500); } long j = 0; for (int i = 0; i < 6000000; i++) { j = j + (j * i); } m.stop(); long t = m.getElapsedTime(); System.out.println("elapsed: " + t); long c = m.getElapsedCpuTime(); System.out.println(c); long u = m.getElapsedUserTime(); System.out.println(u); long b = m.getBlockCountDelta(); System.out.println(b); long w = m.getWaitCountDelta(); System.out.println(w); }