--- jsr166/src/test/loops/CancelledLockLoops.java	2009/10/29 23:09:07	1.4
+++ jsr166/src/test/loops/CancelledLockLoops.java	2016/12/31 04:10:36	1.10
@@ -1,12 +1,17 @@
 /*
  * Written by Doug Lea with assistance from members of JCP JSR-166
  * Expert Group and released to the public domain, as explained at
- * http://creativecommons.org/licenses/publicdomain
+ * http://creativecommons.org/publicdomain/zero/1.0/
  */
 
-import java.util.concurrent.*;
-import java.util.concurrent.locks.*;
-import java.util.*;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Random;
+import java.util.concurrent.BrokenBarrierException;
+import java.util.concurrent.CyclicBarrier;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.locks.ReentrantLock;
 
 public final class CancelledLockLoops {
     static final Random rng = new Random();
@@ -26,7 +31,7 @@ public final class CancelledLockLoops {
             try {
                 new ReentrantLockLoop(i).test();
             }
-            catch(BrokenBarrierException bb) {
+            catch (BrokenBarrierException bb) {
                 // OK, ignore
             }
         }
@@ -51,7 +56,7 @@ public final class CancelledLockLoops {
                 threads[i] = new Thread(this);
             for (int i = 0; i < threads.length; ++i)
                 threads[i].start();
-            Thread[] cancels = (Thread[]) (threads.clone());
+            Thread[] cancels = threads.clone();
             Collections.shuffle(Arrays.asList(cancels), rng);
             barrier.await();
             Thread.sleep(TIMEOUT);
@@ -64,7 +69,7 @@ public final class CancelledLockLoops {
             barrier.await();
             if (print) {
                 long time = timer.getTime();
-                double secs = (double)(time) / 1000000000.0;
+                double secs = (double) time / 1000000000.0;
                 System.out.println("\t " + secs + "s run time");
             }