20 lines
537 B
Java
20 lines
537 B
Java
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// onjava/Timer.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://OnJava8.com for more book information.
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package onjava;
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import static java.util.concurrent.TimeUnit.*;
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public class Timer {
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private long start = System.nanoTime();
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public long duration() {
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return NANOSECONDS.toMillis(
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System.nanoTime() - start);
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}
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public static long duration(Runnable test) {
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Timer timer = new Timer();
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test.run();
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return timer.duration();
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}
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}
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