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test/jdk/java/util/concurrent/Exchanger/ExchangeLoops.java

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rev 51731 : imported patch 8210732


  18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  19  * or visit www.oracle.com if you need additional information or have any
  20  * questions.
  21  */
  22 
  23 /*
  24  * This file is available under and governed by the GNU General Public
  25  * License version 2 only, as published by the Free Software Foundation.
  26  * However, the following notice accompanied the original version of this
  27  * file:
  28  *
  29  * Written by Doug Lea with assistance from members of JCP JSR-166
  30  * Expert Group and released to the public domain, as explained at
  31  * http://creativecommons.org/publicdomain/zero/1.0/
  32  */
  33 
  34 /*
  35  * @test
  36  * @bug 4486658
  37  * @summary checks to make sure a pipeline of exchangers passes data.
  38  * @library /lib/testlibrary/
  39  */
  40 
  41 import static java.util.concurrent.TimeUnit.MILLISECONDS;
  42 
  43 import java.util.concurrent.CyclicBarrier;
  44 import java.util.concurrent.Exchanger;
  45 import java.util.concurrent.ExecutorService;
  46 import java.util.concurrent.Executors;
  47 import jdk.testlibrary.Utils;
  48 
  49 public class ExchangeLoops {
  50     static final long LONG_DELAY_MS = Utils.adjustTimeout(10_000);
  51     static final ExecutorService pool = Executors.newCachedThreadPool();
  52     static boolean print = false;
  53 
  54     static class Int {
  55         public int value;
  56         Int(int i) { value = i; }
  57     }
  58 
  59     public static void main(String[] args) throws Exception {
  60         int maxStages = 5;
  61         int iters = 2000;
  62 
  63         if (args.length > 0)
  64             maxStages = Integer.parseInt(args[0]);
  65 
  66         print = false;
  67         System.out.println("Warmup...");




  18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  19  * or visit www.oracle.com if you need additional information or have any
  20  * questions.
  21  */
  22 
  23 /*
  24  * This file is available under and governed by the GNU General Public
  25  * License version 2 only, as published by the Free Software Foundation.
  26  * However, the following notice accompanied the original version of this
  27  * file:
  28  *
  29  * Written by Doug Lea with assistance from members of JCP JSR-166
  30  * Expert Group and released to the public domain, as explained at
  31  * http://creativecommons.org/publicdomain/zero/1.0/
  32  */
  33 
  34 /*
  35  * @test
  36  * @bug 4486658
  37  * @summary checks to make sure a pipeline of exchangers passes data.
  38  * @library /test/lib
  39  */
  40 
  41 import static java.util.concurrent.TimeUnit.MILLISECONDS;
  42 
  43 import java.util.concurrent.CyclicBarrier;
  44 import java.util.concurrent.Exchanger;
  45 import java.util.concurrent.ExecutorService;
  46 import java.util.concurrent.Executors;
  47 import jdk.test.lib.Utils;
  48 
  49 public class ExchangeLoops {
  50     static final long LONG_DELAY_MS = Utils.adjustTimeout(10_000);
  51     static final ExecutorService pool = Executors.newCachedThreadPool();
  52     static boolean print = false;
  53 
  54     static class Int {
  55         public int value;
  56         Int(int i) { value = i; }
  57     }
  58 
  59     public static void main(String[] args) throws Exception {
  60         int maxStages = 5;
  61         int iters = 2000;
  62 
  63         if (args.length > 0)
  64             maxStages = Integer.parseInt(args[0]);
  65 
  66         print = false;
  67         System.out.println("Warmup...");


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