--- jsr166/src/test/tck/ThreadPoolExecutorTest.java	2015/10/04 01:27:32	1.68
+++ jsr166/src/test/tck/ThreadPoolExecutorTest.java	2015/10/04 02:49:18	1.89
@@ -87,16 +87,12 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch done = new CountDownLatch(1);
-        final Runnable task = new CheckedRunnable() {
-            public void realRun() {
-                done.countDown();
-            }};
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch done = new CountDownLatch(1);
+            final Runnable task = new CheckedRunnable() {
+                public void realRun() { done.countDown(); }};
             p.execute(task);
-            assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
-        } finally {
-            joinPool(p);
+            assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
         }
     }
 
@@ -109,9 +105,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(2, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             assertEquals(0, p.getActiveCount());
             p.execute(new CheckedRunnable() {
                 public void realRun() throws InterruptedException {
@@ -119,11 +115,9 @@ public class ThreadPoolExecutorTest exte
                     assertEquals(1, p.getActiveCount());
                     done.await();
                 }});
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertEquals(1, p.getActiveCount());
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }
 
@@ -217,8 +211,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        assertEquals(1, p.getCorePoolSize());
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertEquals(1, p.getCorePoolSize());
+        }
     }
 
     /**
@@ -229,23 +224,25 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(2, 2,
                                    1000, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        assertEquals(1, p.getKeepAliveTime(SECONDS));
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertEquals(1, p.getKeepAliveTime(SECONDS));
+        }
     }
 
     /**
      * getThreadFactory returns factory in constructor if not set
      */
     public void testGetThreadFactory() {
-        ThreadFactory tf = new SimpleThreadFactory();
+        ThreadFactory threadFactory = new SimpleThreadFactory();
         final ThreadPoolExecutor p =
             new ThreadPoolExecutor(1, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10),
-                                   tf,
+                                   threadFactory,
                                    new NoOpREHandler());
-        assertSame(tf, p.getThreadFactory());
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertSame(threadFactory, p.getThreadFactory());
+        }
     }
 
     /**
@@ -256,10 +253,11 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        ThreadFactory tf = new SimpleThreadFactory();
-        p.setThreadFactory(tf);
-        assertSame(tf, p.getThreadFactory());
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            ThreadFactory threadFactory = new SimpleThreadFactory();
+            p.setThreadFactory(threadFactory);
+            assertSame(threadFactory, p.getThreadFactory());
+        }
     }
 
     /**
@@ -270,12 +268,11 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        try {
-            p.setThreadFactory(null);
-            shouldThrow();
-        } catch (NullPointerException success) {
-        } finally {
-            joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            try {
+                p.setThreadFactory(null);
+                shouldThrow();
+            } catch (NullPointerException success) {}
         }
     }
 
@@ -283,14 +280,15 @@ public class ThreadPoolExecutorTest exte
      * getRejectedExecutionHandler returns handler in constructor if not set
      */
     public void testGetRejectedExecutionHandler() {
-        final RejectedExecutionHandler h = new NoOpREHandler();
+        final RejectedExecutionHandler handler = new NoOpREHandler();
         final ThreadPoolExecutor p =
             new ThreadPoolExecutor(1, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10),
-                                   h);
-        assertSame(h, p.getRejectedExecutionHandler());
-        joinPool(p);
+                                   handler);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertSame(handler, p.getRejectedExecutionHandler());
+        }
     }
 
     /**
@@ -302,10 +300,11 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        RejectedExecutionHandler h = new NoOpREHandler();
-        p.setRejectedExecutionHandler(h);
-        assertSame(h, p.getRejectedExecutionHandler());
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            RejectedExecutionHandler handler = new NoOpREHandler();
+            p.setRejectedExecutionHandler(handler);
+            assertSame(handler, p.getRejectedExecutionHandler());
+        }
     }
 
     /**
@@ -316,12 +315,11 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 2,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        try {
-            p.setRejectedExecutionHandler(null);
-            shouldThrow();
-        } catch (NullPointerException success) {
-        } finally {
-            joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            try {
+                p.setRejectedExecutionHandler(null);
+                shouldThrow();
+            } catch (NullPointerException success) {}
         }
     }
 
@@ -335,9 +333,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(THREADS, THREADS,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
+            final CountDownLatch done = new CountDownLatch(1);
             assertEquals(0, p.getLargestPoolSize());
             for (int i = 0; i < THREADS; i++)
                 p.execute(new CheckedRunnable() {
@@ -346,13 +344,11 @@ public class ThreadPoolExecutorTest exte
                         done.await();
                         assertEquals(THREADS, p.getLargestPoolSize());
                     }});
-            assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
-            assertEquals(THREADS, p.getLargestPoolSize());
-        } finally {
-            done.countDown();
-            joinPool(p);
+            assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertEquals(THREADS, p.getLargestPoolSize());
+            done.countDown();   // release pool
         }
+        assertEquals(THREADS, p.getLargestPoolSize());
     }
 
     /**
@@ -364,8 +360,13 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(2, 3,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        assertEquals(3, p.getMaximumPoolSize());
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertEquals(3, p.getMaximumPoolSize());
+            p.setMaximumPoolSize(5);
+            assertEquals(5, p.getMaximumPoolSize());
+            p.setMaximumPoolSize(4);
+            assertEquals(4, p.getMaximumPoolSize());
+        }
     }
 
     /**
@@ -377,9 +378,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             assertEquals(0, p.getPoolSize());
             p.execute(new CheckedRunnable() {
                 public void realRun() throws InterruptedException {
@@ -387,11 +388,9 @@ public class ThreadPoolExecutorTest exte
                     assertEquals(1, p.getPoolSize());
                     done.await();
                 }});
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertEquals(1, p.getPoolSize());
-        } finally {
-            done.countDown();
-            joinPool(p);
+            done.countDown();   // release pool
         }
     }
 
@@ -403,9 +402,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             assertEquals(0, p.getTaskCount());
             p.execute(new CheckedRunnable() {
                 public void realRun() throws InterruptedException {
@@ -413,11 +412,9 @@ public class ThreadPoolExecutorTest exte
                     assertEquals(1, p.getTaskCount());
                     done.await();
                 }});
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertEquals(1, p.getTaskCount());
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }
 
@@ -429,10 +426,11 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        assertFalse(p.isShutdown());
-        try { p.shutdown(); } catch (SecurityException ok) { return; }
-        assertTrue(p.isShutdown());
-        joinPool(p);
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertFalse(p.isShutdown());
+            try { p.shutdown(); } catch (SecurityException ok) { return; }
+            assertTrue(p.isShutdown());
+        }
     }
 
     /**
@@ -443,26 +441,28 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        assertFalse(p.isTerminated());
-        assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
-        assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
-        assertFalse(p.awaitTermination(-1L, NANOSECONDS));
-        assertFalse(p.awaitTermination(-1L, MILLISECONDS));
-        assertFalse(p.awaitTermination(0L, NANOSECONDS));
-        assertFalse(p.awaitTermination(0L, MILLISECONDS));
-        long timeoutNanos = 999999L;
-        long startTime = System.nanoTime();
-        assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
-        assertTrue(System.nanoTime() - startTime >= timeoutNanos);
-        assertFalse(p.isTerminated());
-        startTime = System.nanoTime();
-        long timeoutMillis = timeoutMillis();
-        assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
-        assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
-        assertFalse(p.isTerminated());
-        p.shutdown();
-        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
-        assertTrue(p.isTerminated());
+        try (PoolCleaner cleaner = cleaner(p)) {
+            assertFalse(p.isTerminated());
+            assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
+            assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
+            assertFalse(p.awaitTermination(-1L, NANOSECONDS));
+            assertFalse(p.awaitTermination(-1L, MILLISECONDS));
+            assertFalse(p.awaitTermination(0L, NANOSECONDS));
+            assertFalse(p.awaitTermination(0L, MILLISECONDS));
+            long timeoutNanos = 999999L;
+            long startTime = System.nanoTime();
+            assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
+            assertTrue(System.nanoTime() - startTime >= timeoutNanos);
+            assertFalse(p.isTerminated());
+            startTime = System.nanoTime();
+            long timeoutMillis = timeoutMillis();
+            assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
+            assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
+            assertFalse(p.isTerminated());
+            try { p.shutdown(); } catch (SecurityException ok) { return; }
+            assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
+            assertTrue(p.isTerminated());
+        }
     }
 
     /**
@@ -473,24 +473,24 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        assertFalse(p.isTerminated());
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
+            assertFalse(p.isTerminating());
             p.execute(new CheckedRunnable() {
                 public void realRun() throws InterruptedException {
-                    assertFalse(p.isTerminated());
+                    assertFalse(p.isTerminating());
                     threadStarted.countDown();
                     done.await();
                 }});
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertFalse(p.isTerminating());
             done.countDown();
-        } finally {
             try { p.shutdown(); } catch (SecurityException ok) { return; }
+            assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
+            assertTrue(p.isTerminated());
+            assertFalse(p.isTerminating());
         }
-        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
-        assertTrue(p.isTerminated());
     }
 
     /**
@@ -501,9 +501,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             assertFalse(p.isTerminating());
             p.execute(new CheckedRunnable() {
                 public void realRun() throws InterruptedException {
@@ -511,15 +511,14 @@ public class ThreadPoolExecutorTest exte
                     threadStarted.countDown();
                     done.await();
                 }});
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertFalse(p.isTerminating());
             done.countDown();
-        } finally {
             try { p.shutdown(); } catch (SecurityException ok) { return; }
+            assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
+            assertTrue(p.isTerminated());
+            assertFalse(p.isTerminating());
         }
-        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
-        assertTrue(p.isTerminated());
-        assertFalse(p.isTerminating());
     }
 
     /**
@@ -531,9 +530,9 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    q);
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             FutureTask[] tasks = new FutureTask[5];
             for (int i = 0; i < tasks.length; i++) {
                 Callable task = new CheckedCallable<Boolean>() {
@@ -546,14 +545,12 @@ public class ThreadPoolExecutorTest exte
                 tasks[i] = new FutureTask(task);
                 p.execute(tasks[i]);
             }
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertSame(q, p.getQueue());
             assertFalse(q.contains(tasks[0]));
             assertTrue(q.contains(tasks[tasks.length - 1]));
             assertEquals(tasks.length - 1, q.size());
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }
 
@@ -566,10 +563,10 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    q);
-        Runnable[] tasks = new Runnable[5];
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            Runnable[] tasks = new Runnable[6];
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             for (int i = 0; i < tasks.length; i++) {
                 tasks[i] = new CheckedRunnable() {
                     public void realRun() throws InterruptedException {
@@ -578,7 +575,7 @@ public class ThreadPoolExecutorTest exte
                     }};
                 p.execute(tasks[i]);
             }
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertFalse(p.remove(tasks[0]));
             assertTrue(q.contains(tasks[4]));
             assertTrue(q.contains(tasks[3]));
@@ -588,9 +585,7 @@ public class ThreadPoolExecutorTest exte
             assertTrue(q.contains(tasks[3]));
             assertTrue(p.remove(tasks[3]));
             assertFalse(q.contains(tasks[3]));
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }
 
@@ -605,8 +600,8 @@ public class ThreadPoolExecutorTest exte
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    q);
-        FutureTask[] tasks = new FutureTask[5];
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            FutureTask[] tasks = new FutureTask[5];
             for (int i = 0; i < tasks.length; i++) {
                 Callable task = new CheckedCallable<Boolean>() {
                     public Boolean realCall() throws InterruptedException {
@@ -617,7 +612,7 @@ public class ThreadPoolExecutorTest exte
                 tasks[i] = new FutureTask(task);
                 p.execute(tasks[i]);
             }
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             assertEquals(tasks.length, p.getTaskCount());
             assertEquals(tasks.length - 1, q.size());
             assertEquals(1L, p.getActiveCount());
@@ -630,9 +625,7 @@ public class ThreadPoolExecutorTest exte
             p.purge();         // Nothing to do
             assertEquals(tasks.length - 3, q.size());
             assertEquals(tasks.length - 2, p.getTaskCount());
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }
 
@@ -1025,9 +1018,9 @@ public class ThreadPoolExecutorTest exte
                                    60, SECONDS,
                                    new ArrayBlockingQueue<Runnable>(10));
 
-        final CountDownLatch threadStarted = new CountDownLatch(1);
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch threadStarted = new CountDownLatch(1);
+            final CountDownLatch done = new CountDownLatch(1);
             Thread t = newStartedThread(new CheckedInterruptedRunnable() {
                 public void realRun() throws Exception {
                     Callable task = new CheckedCallable<Boolean>() {
@@ -1039,12 +1032,10 @@ public class ThreadPoolExecutorTest exte
                     p.submit(task).get();
                 }});
 
-            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
+            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
             t.interrupt();
             awaitTermination(t, MEDIUM_DELAY_MS);
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }
 
@@ -1052,12 +1043,12 @@ public class ThreadPoolExecutorTest exte
      * execute throws RejectedExecutionException if saturated.
      */
     public void testSaturatedExecute() {
-        ThreadPoolExecutor p =
+        final ThreadPoolExecutor p =
             new ThreadPoolExecutor(1, 1,
                                    LONG_DELAY_MS, MILLISECONDS,
                                    new ArrayBlockingQueue<Runnable>(1));
-        final CountDownLatch done = new CountDownLatch(1);
-        try {
+        try (PoolCleaner cleaner = cleaner(p)) {
+            final CountDownLatch done = new CountDownLatch(1);
             Runnable task = new CheckedRunnable() {
                 public void realRun() throws InterruptedException {
                     done.await();
@@ -1071,9 +1062,7 @@ public class ThreadPoolExecutorTest exte
                 } catch (RejectedExecutionException success) {}
                 assertTrue(p.getTaskCount() <= 2);
             }
-        } finally {
             done.countDown();
-            joinPool(p);
         }
     }