--- jsr166/src/test/loops/MultipleProducersSingleConsumerLoops.java	2014/12/18 18:13:06	1.9
+++ jsr166/src/test/loops/MultipleProducersSingleConsumerLoops.java	2016/12/31 19:54:17	1.14
@@ -4,13 +4,20 @@
  * http://creativecommons.org/publicdomain/zero/1.0/
  */
 
-import java.util.*;
-import java.util.concurrent.*;
-//import jsr166y.*;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.CyclicBarrier;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.LinkedBlockingDeque;
+import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.LinkedTransferQueue;
+import java.util.concurrent.Phaser;
+import java.util.concurrent.PriorityBlockingQueue;
+import java.util.concurrent.SynchronousQueue;
 
 public class MultipleProducersSingleConsumerLoops {
     static final int NCPUS = Runtime.getRuntime().availableProcessors();
-    static final Random rng = new Random();
     static final ExecutorService pool = Executors.newCachedThreadPool();
     static boolean print = false;
     static int producerSum;
@@ -120,7 +127,6 @@ public class MultipleProducersSingleCons
             System.out.print("SynchronousQueue        ");
         oneRun(new SynchronousQueue<Integer>(), n, iters);
 
-
         Thread.sleep(100); // System.gc();
         if (print)
             System.out.print("SynchronousQueue(fair)  ");
@@ -145,8 +151,6 @@ public class MultipleProducersSingleCons
         if (print)
             System.out.print("ArrayBlockingQueue(fair)");
         oneRun(new ArrayBlockingQueue<Integer>(POOL_SIZE, true), n, fairIters);
-
-
     }
 
     abstract static class Stage implements Runnable {
@@ -229,7 +233,6 @@ public class MultipleProducersSingleCons
 
     }
 
-
     static void oneRun(BlockingQueue<Integer> q, int n, int iters) throws Exception {
 
         LoopHelpers.BarrierTimer timer = new LoopHelpers.BarrierTimer();