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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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import java.util.concurrent.*; |
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import java.util.concurrent.locks.*; |
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import java.util.*; |
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import java.util.Arrays; |
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import java.util.Collections; |
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import java.util.Random; |
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import java.util.concurrent.BrokenBarrierException; |
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import java.util.concurrent.CyclicBarrier; |
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import java.util.concurrent.locks.ReentrantLock; |
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public final class CancelledLockLoops { |
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static final Random rng = new Random(); |
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threads[i] = new Thread(this); |
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for (int i = 0; i < threads.length; ++i) |
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threads[i].start(); |
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Thread[] cancels = (Thread[]) (threads.clone()); |
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Thread[] cancels = threads.clone(); |
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Collections.shuffle(Arrays.asList(cancels), rng); |
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barrier.await(); |
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Thread.sleep(TIMEOUT); |
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barrier.await(); |
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if (print) { |
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long time = timer.getTime(); |
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double secs = (double)(time) / 1000000000.0; |
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double secs = (double) time / 1000000000.0; |
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System.out.println("\t " + secs + "s run time"); |
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} |
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