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/* |
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* Written by members of JCP JSR-166 Expert Group and released to the |
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* public domain. Use, modify, and redistribute this code in any way |
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* without acknowledgement. Other contributors include Andrew Wright, |
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* Jeffrey Hayes, Pat Fischer, Mike Judd. |
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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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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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|
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} |
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/** |
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* A new SingleThreadExecutor cannot be casted to concrete implementation |
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*/ |
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public void testCastNewSingleThreadExecutor() { |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
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try { |
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ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
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} catch (ClassCastException success) { |
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} finally { |
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joinPool(e); |
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} |
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} |
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|
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|
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/** |
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* A new newFixedThreadPool can execute runnables |
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*/ |
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public void testNewFixedThreadPool1() { |
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|
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/** |
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* An unconfigurable newFixedThreadPool can execute runnables |
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*/ |
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public void testunconfigurableExecutorService() { |
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ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
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e.execute(new NoOpRunnable()); |
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e.execute(new NoOpRunnable()); |
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e.execute(new NoOpRunnable()); |
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e.shutdown(); |
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} |
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|
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/** |
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* unconfigurableExecutorService(null) throws NPE |
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*/ |
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public void testunconfigurableExecutorServiceNPE() { |
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try { |
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ExecutorService e = Executors.unconfigurableExecutorService(null); |
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} |
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catch (NullPointerException success) { |
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} |
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} |
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|
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/** |
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* unconfigurableScheduledExecutorService(null) throws NPE |
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*/ |
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public void testunconfigurableScheduledExecutorServiceNPE() { |
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try { |
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ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
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} |
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catch (NullPointerException success) { |
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} |
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} |
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|
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|
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/** |
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* a newSingleThreadScheduledExecutor successfully runs delayed task |
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*/ |
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public void testNewSingleThreadScheduledExecutor() { |
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try { |
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TrackedCallable callable = new TrackedCallable(); |
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ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
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Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
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assertFalse(callable.done); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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p1.shutdown(); |
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joinPool(p1); |
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} catch(RejectedExecutionException e){} |
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catch(Exception e){ |
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e.printStackTrace(); |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* a newScheduledThreadPool successfully runs delayed task |
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*/ |
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public void testnewScheduledThreadPool() { |
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try { |
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TrackedCallable callable = new TrackedCallable(); |
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ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
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Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
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assertFalse(callable.done); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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p1.shutdown(); |
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joinPool(p1); |
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} catch(RejectedExecutionException e){} |
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catch(Exception e){ |
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e.printStackTrace(); |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* an unconfigurable newScheduledThreadPool successfully runs delayed task |
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*/ |
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public void testunconfigurableScheduledExecutorService() { |
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try { |
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TrackedCallable callable = new TrackedCallable(); |
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ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
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Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
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assertFalse(callable.done); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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p1.shutdown(); |
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joinPool(p1); |
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} catch(RejectedExecutionException e){} |
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catch(Exception e){ |
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e.printStackTrace(); |
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unexpectedException(); |
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} |
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} |
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|
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/** |
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* timeouts from execute will time out if they compute too long. |
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*/ |
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public void testTimedCallable() { |
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final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
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Runnable r = new Runnable() { |
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public void run() { |
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Thread current = Thread.currentThread(); |
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threadAssertTrue(!current.isDaemon()); |
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threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
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ThreadGroup g = current.getThreadGroup(); |
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SecurityManager s = System.getSecurityManager(); |
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if (s != null) |
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threadAssertTrue(g == s.getThreadGroup()); |
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else |
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threadAssertTrue(g == egroup); |
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String name = current.getName(); |
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threadAssertTrue(name.endsWith("thread-1")); |
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try { |
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Thread current = Thread.currentThread(); |
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threadAssertTrue(!current.isDaemon()); |
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threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
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ThreadGroup g = current.getThreadGroup(); |
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SecurityManager s = System.getSecurityManager(); |
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if (s != null) |
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threadAssertTrue(g == s.getThreadGroup()); |
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else |
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threadAssertTrue(g == egroup); |
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String name = current.getName(); |
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threadAssertTrue(name.endsWith("thread-1")); |
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} catch (SecurityException ok) { |
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// Also pass if not allowed to change setting |
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} |
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} |
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}; |
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ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
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final AccessControlContext thisacc = AccessController.getContext(); |
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Runnable r = new Runnable() { |
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public void run() { |
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Thread current = Thread.currentThread(); |
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threadAssertTrue(!current.isDaemon()); |
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threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
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ThreadGroup g = current.getThreadGroup(); |
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SecurityManager s = System.getSecurityManager(); |
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if (s != null) |
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threadAssertTrue(g == s.getThreadGroup()); |
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else |
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threadAssertTrue(g == egroup); |
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String name = current.getName(); |
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threadAssertTrue(name.endsWith("thread-1")); |
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threadAssertTrue(thisccl == current.getContextClassLoader()); |
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threadAssertTrue(thisacc.equals(AccessController.getContext())); |
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} |
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try { |
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Thread current = Thread.currentThread(); |
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threadAssertTrue(!current.isDaemon()); |
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threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
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ThreadGroup g = current.getThreadGroup(); |
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SecurityManager s = System.getSecurityManager(); |
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if (s != null) |
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threadAssertTrue(g == s.getThreadGroup()); |
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else |
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threadAssertTrue(g == egroup); |
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String name = current.getName(); |
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threadAssertTrue(name.endsWith("thread-1")); |
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threadAssertTrue(thisccl == current.getContextClassLoader()); |
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threadAssertTrue(thisacc.equals(AccessController.getContext())); |
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} catch(SecurityException ok) { |
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// Also pass if not allowed to change settings |
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} |
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}; |
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ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
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|
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} |
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static class CheckCCL implements Callable<Object> { |
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public Object call() { |
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AccessControlContext acc = AccessController.getContext(); |
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acc.checkPermission(new RuntimePermission("getContextClassLoader")); |
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return null; |
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} |
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} |
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|
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|
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/** |
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* Without class loader permissions, creating |
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* privilegedCallableUsingCurrentClassLoader throws ACE |
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*/ |
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public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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Policy.setPolicy(policy); |
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try { |
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Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
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shouldThrow(); |
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} catch(AccessControlException success) { |
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} catch(Exception ex) { |
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unexpectedException(); |
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} |
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finally { |
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Policy.setPolicy(savedPolicy); |
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} |
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} |
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|
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/** |
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* Without class loader permissions, calling |
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* privilegedCallableUsingCurrentClassLoader throws ACE |
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*/ |
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public void testprivilegedCallableUsingCCLWithPrivs() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
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Policy.setPolicy(policy); |
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try { |
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Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
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task.call(); |
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} catch(Exception ex) { |
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unexpectedException(); |
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} |
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finally { |
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Policy.setPolicy(savedPolicy); |
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} |
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} |
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|
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/** |
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* Without permissions, calling privilegedCallable throws ACE |
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*/ |
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public void testprivilegedCallableWithNoPrivs() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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Policy.setPolicy(policy); |
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Callable task = Executors.privilegedCallable(new CheckCCL()); |
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Policy.setPolicy(savedPolicy); |
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try { |
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task.call(); |
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shouldThrow(); |
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} catch(AccessControlException success) { |
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} catch(Exception ex) { |
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unexpectedException(); |
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} finally { |
485 |
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} |
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} |
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|
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/** |
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* With permissions, calling privilegedCallable succeeds |
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*/ |
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public void testprivilegedCallableWithPrivs() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
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Policy.setPolicy(policy); |
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Callable task = Executors.privilegedCallable(new CheckCCL()); |
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try { |
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task.call(); |
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} catch(Exception ex) { |
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unexpectedException(); |
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} finally { |
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Policy.setPolicy(savedPolicy); |
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} |
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} |
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|
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/** |
508 |
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* callable(Runnable) returns null when called |
509 |
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*/ |
510 |
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public void testCallable1() { |
511 |
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try { |
512 |
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Callable c = Executors.callable(new NoOpRunnable()); |
513 |
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assertNull(c.call()); |
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} catch(Exception ex) { |
515 |
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unexpectedException(); |
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} |
517 |
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|
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} |
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|
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/** |
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* callable(Runnable, result) returns result when called |
522 |
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*/ |
523 |
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public void testCallable2() { |
524 |
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try { |
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Callable c = Executors.callable(new NoOpRunnable(), one); |
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assertEquals(one, c.call()); |
527 |
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} catch(Exception ex) { |
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unexpectedException(); |
529 |
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} |
530 |
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} |
531 |
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|
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/** |
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* callable(PrivilegedAction) returns its result when called |
534 |
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*/ |
535 |
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public void testCallable3() { |
536 |
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try { |
537 |
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Callable c = Executors.callable(new PrivilegedAction() { |
538 |
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public Object run() { return one; }}); |
539 |
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assertEquals(one, c.call()); |
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} catch(Exception ex) { |
541 |
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unexpectedException(); |
542 |
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} |
543 |
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} |
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|
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/** |
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* callable(PrivilegedExceptionAction) returns its result when called |
547 |
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*/ |
548 |
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public void testCallable4() { |
549 |
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try { |
550 |
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Callable c = Executors.callable(new PrivilegedExceptionAction() { |
551 |
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public Object run() { return one; }}); |
552 |
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assertEquals(one, c.call()); |
553 |
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} catch(Exception ex) { |
554 |
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unexpectedException(); |
555 |
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} |
556 |
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} |
557 |
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|
558 |
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|
559 |
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/** |
560 |
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* callable(null Runnable) throws NPE |
561 |
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*/ |
562 |
+ |
public void testCallableNPE1() { |
563 |
+ |
try { |
564 |
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Runnable r = null; |
565 |
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Callable c = Executors.callable(r); |
566 |
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} catch (NullPointerException success) { |
567 |
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} |
568 |
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} |
569 |
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|
570 |
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/** |
571 |
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* callable(null, result) throws NPE |
572 |
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*/ |
573 |
+ |
public void testCallableNPE2() { |
574 |
+ |
try { |
575 |
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Runnable r = null; |
576 |
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Callable c = Executors.callable(r, one); |
577 |
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} catch (NullPointerException success) { |
578 |
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} |
579 |
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} |
580 |
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|
581 |
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/** |
582 |
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* callable(null PrivilegedAction) throws NPE |
583 |
+ |
*/ |
584 |
+ |
public void testCallableNPE3() { |
585 |
+ |
try { |
586 |
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PrivilegedAction r = null; |
587 |
+ |
Callable c = Executors.callable(r); |
588 |
+ |
} catch (NullPointerException success) { |
589 |
+ |
} |
590 |
+ |
} |
591 |
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|
592 |
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/** |
593 |
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* callable(null PrivilegedExceptionAction) throws NPE |
594 |
+ |
*/ |
595 |
+ |
public void testCallableNPE4() { |
596 |
+ |
try { |
597 |
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PrivilegedExceptionAction r = null; |
598 |
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Callable c = Executors.callable(r); |
599 |
+ |
} catch (NullPointerException success) { |
600 |
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} |
601 |
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} |
602 |
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|
603 |
+ |
|
604 |
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} |