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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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import java.util.concurrent.*; |
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import java.math.BigInteger; |
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import java.security.*; |
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import sun.security.util.SecurityConstants; |
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|
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public class ExecutorsTest extends JSR166TestCase{ |
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public static void main(String[] args) { |
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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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joinPool(e); |
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} |
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|
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/** |
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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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joinPool(e); |
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} |
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|
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/** |
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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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joinPool(e); |
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} |
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|
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/** |
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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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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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/** |
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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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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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joinPool(e); |
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} |
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|
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/** |
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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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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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/** |
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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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joinPool(e); |
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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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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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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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joinPool(p1); |
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} catch(RejectedExecutionException e){} |
283 |
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catch(Exception e){ |
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e.printStackTrace(); |
285 |
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unexpectedException(); |
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} |
287 |
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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. |
291 |
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*/ |
292 |
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public void testTimedCallable() { |
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final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
336 |
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Runnable r = new Runnable() { |
337 |
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public void run() { |
338 |
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Thread current = Thread.currentThread(); |
339 |
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threadAssertTrue(!current.isDaemon()); |
340 |
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threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
341 |
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ThreadGroup g = current.getThreadGroup(); |
342 |
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SecurityManager s = System.getSecurityManager(); |
343 |
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if (s != null) |
344 |
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threadAssertTrue(g == s.getThreadGroup()); |
345 |
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else |
346 |
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threadAssertTrue(g == egroup); |
347 |
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String name = current.getName(); |
348 |
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threadAssertTrue(name.endsWith("thread-1")); |
338 |
> |
try { |
339 |
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Thread current = Thread.currentThread(); |
340 |
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threadAssertTrue(!current.isDaemon()); |
341 |
> |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
342 |
> |
ThreadGroup g = current.getThreadGroup(); |
343 |
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SecurityManager s = System.getSecurityManager(); |
344 |
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if (s != null) |
345 |
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threadAssertTrue(g == s.getThreadGroup()); |
346 |
> |
else |
347 |
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threadAssertTrue(g == egroup); |
348 |
> |
String name = current.getName(); |
349 |
> |
threadAssertTrue(name.endsWith("thread-1")); |
350 |
> |
} catch (SecurityException ok) { |
351 |
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// Also pass if not allowed to change setting |
352 |
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} |
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} |
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}; |
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ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
356 |
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|
357 |
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e.execute(r); |
358 |
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e.shutdown(); |
358 |
> |
try { |
359 |
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e.shutdown(); |
360 |
> |
} catch(SecurityException ok) { |
361 |
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} |
362 |
> |
|
363 |
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try { |
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Thread.sleep(SHORT_DELAY_MS); |
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} catch (Exception eX) { |
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* access control context and context class loader |
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*/ |
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public void testPrivilegedThreadFactory() { |
378 |
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Policy savedPolicy = Policy.getPolicy(); |
379 |
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AdjustablePolicy policy = new AdjustablePolicy(); |
380 |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
381 |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
382 |
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Policy.setPolicy(policy); |
378 |
> |
Policy savedPolicy = null; |
379 |
> |
try { |
380 |
> |
savedPolicy = Policy.getPolicy(); |
381 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
382 |
> |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
383 |
> |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
384 |
> |
Policy.setPolicy(policy); |
385 |
> |
} catch (AccessControlException ok) { |
386 |
> |
return; |
387 |
> |
} |
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final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
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final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
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final AccessControlContext thisacc = AccessController.getContext(); |
391 |
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Runnable r = new Runnable() { |
392 |
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public void run() { |
393 |
< |
Thread current = Thread.currentThread(); |
394 |
< |
threadAssertTrue(!current.isDaemon()); |
395 |
< |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
396 |
< |
ThreadGroup g = current.getThreadGroup(); |
397 |
< |
SecurityManager s = System.getSecurityManager(); |
398 |
< |
if (s != null) |
399 |
< |
threadAssertTrue(g == s.getThreadGroup()); |
400 |
< |
else |
401 |
< |
threadAssertTrue(g == egroup); |
402 |
< |
String name = current.getName(); |
403 |
< |
threadAssertTrue(name.endsWith("thread-1")); |
404 |
< |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
405 |
< |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
393 |
> |
try { |
394 |
> |
Thread current = Thread.currentThread(); |
395 |
> |
threadAssertTrue(!current.isDaemon()); |
396 |
> |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
397 |
> |
ThreadGroup g = current.getThreadGroup(); |
398 |
> |
SecurityManager s = System.getSecurityManager(); |
399 |
> |
if (s != null) |
400 |
> |
threadAssertTrue(g == s.getThreadGroup()); |
401 |
> |
else |
402 |
> |
threadAssertTrue(g == egroup); |
403 |
> |
String name = current.getName(); |
404 |
> |
threadAssertTrue(name.endsWith("thread-1")); |
405 |
> |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
406 |
> |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
407 |
> |
} catch(SecurityException ok) { |
408 |
> |
// Also pass if not allowed to change settings |
409 |
> |
} |
410 |
|
} |
411 |
|
}; |
412 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
413 |
|
|
414 |
|
Policy.setPolicy(savedPolicy); |
415 |
|
e.execute(r); |
416 |
< |
e.shutdown(); |
416 |
> |
try { |
417 |
> |
e.shutdown(); |
418 |
> |
} catch(SecurityException ok) { |
419 |
> |
} |
420 |
|
try { |
421 |
|
Thread.sleep(SHORT_DELAY_MS); |
422 |
|
} catch (Exception ex) { |
427 |
|
|
428 |
|
} |
429 |
|
|
430 |
+ |
void checkCCL() { |
431 |
+ |
SecurityManager sm = System.getSecurityManager(); |
432 |
+ |
if (sm != null) { |
433 |
+ |
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
434 |
+ |
sm.checkPermission(SecurityConstants.GET_CLASSLOADER_PERMISSION); |
435 |
+ |
} |
436 |
+ |
} |
437 |
+ |
|
438 |
+ |
class CheckCCL implements Callable<Object> { |
439 |
+ |
public Object call() { |
440 |
+ |
checkCCL(); |
441 |
+ |
return null; |
442 |
+ |
} |
443 |
+ |
} |
444 |
+ |
|
445 |
+ |
|
446 |
+ |
/** |
447 |
+ |
* Without class loader permissions, creating |
448 |
+ |
* privilegedCallableUsingCurrentClassLoader throws ACE |
449 |
+ |
*/ |
450 |
+ |
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
451 |
+ |
Policy savedPolicy = null; |
452 |
+ |
try { |
453 |
+ |
savedPolicy = Policy.getPolicy(); |
454 |
+ |
AdjustablePolicy policy = new AdjustablePolicy(); |
455 |
+ |
Policy.setPolicy(policy); |
456 |
+ |
} catch (AccessControlException ok) { |
457 |
+ |
return; |
458 |
+ |
} |
459 |
+ |
|
460 |
+ |
// Check if program still has too many permissions to run test |
461 |
+ |
try { |
462 |
+ |
checkCCL(); |
463 |
+ |
// too many privileges to test; so return |
464 |
+ |
Policy.setPolicy(savedPolicy); |
465 |
+ |
return; |
466 |
+ |
} catch(AccessControlException ok) { |
467 |
+ |
} |
468 |
+ |
|
469 |
+ |
try { |
470 |
+ |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
471 |
+ |
shouldThrow(); |
472 |
+ |
} catch(AccessControlException success) { |
473 |
+ |
} catch(Exception ex) { |
474 |
+ |
unexpectedException(); |
475 |
+ |
} |
476 |
+ |
finally { |
477 |
+ |
Policy.setPolicy(savedPolicy); |
478 |
+ |
} |
479 |
+ |
} |
480 |
+ |
|
481 |
+ |
/** |
482 |
+ |
* With class loader permissions, calling |
483 |
+ |
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
484 |
+ |
*/ |
485 |
+ |
public void testprivilegedCallableUsingCCLWithPrivs() { |
486 |
+ |
Policy savedPolicy = null; |
487 |
+ |
try { |
488 |
+ |
savedPolicy = Policy.getPolicy(); |
489 |
+ |
AdjustablePolicy policy = new AdjustablePolicy(); |
490 |
+ |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
491 |
+ |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
492 |
+ |
Policy.setPolicy(policy); |
493 |
+ |
} catch (AccessControlException ok) { |
494 |
+ |
return; |
495 |
+ |
} |
496 |
+ |
|
497 |
+ |
try { |
498 |
+ |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
499 |
+ |
task.call(); |
500 |
+ |
} catch(Exception ex) { |
501 |
+ |
unexpectedException(); |
502 |
+ |
} |
503 |
+ |
finally { |
504 |
+ |
Policy.setPolicy(savedPolicy); |
505 |
+ |
} |
506 |
+ |
} |
507 |
+ |
|
508 |
+ |
/** |
509 |
+ |
* Without permissions, calling privilegedCallable throws ACE |
510 |
+ |
*/ |
511 |
+ |
public void testprivilegedCallableWithNoPrivs() { |
512 |
+ |
Callable task; |
513 |
+ |
Policy savedPolicy = null; |
514 |
+ |
AdjustablePolicy policy = null; |
515 |
+ |
AccessControlContext noprivAcc = null; |
516 |
+ |
try { |
517 |
+ |
savedPolicy = Policy.getPolicy(); |
518 |
+ |
policy = new AdjustablePolicy(); |
519 |
+ |
Policy.setPolicy(policy); |
520 |
+ |
noprivAcc = AccessController.getContext(); |
521 |
+ |
task = Executors.privilegedCallable(new CheckCCL()); |
522 |
+ |
Policy.setPolicy(savedPolicy); |
523 |
+ |
} catch (AccessControlException ok) { |
524 |
+ |
return; // program has too few permissions to set up test |
525 |
+ |
} |
526 |
+ |
|
527 |
+ |
// Make sure that program doesn't have too many permissions |
528 |
+ |
try { |
529 |
+ |
AccessController.doPrivileged(new PrivilegedAction() { |
530 |
+ |
public Object run() { |
531 |
+ |
checkCCL(); |
532 |
+ |
return null; |
533 |
+ |
}}, noprivAcc); |
534 |
+ |
// too many permssions; skip test |
535 |
+ |
return; |
536 |
+ |
} catch(AccessControlException ok) { |
537 |
+ |
} |
538 |
+ |
|
539 |
+ |
try { |
540 |
+ |
task.call(); |
541 |
+ |
shouldThrow(); |
542 |
+ |
} catch(AccessControlException success) { |
543 |
+ |
} catch(Exception ex) { |
544 |
+ |
unexpectedException(); |
545 |
+ |
} |
546 |
+ |
} |
547 |
+ |
|
548 |
+ |
/** |
549 |
+ |
* With permissions, calling privilegedCallable succeeds |
550 |
+ |
*/ |
551 |
+ |
public void testprivilegedCallableWithPrivs() { |
552 |
+ |
Policy savedPolicy = null; |
553 |
+ |
try { |
554 |
+ |
savedPolicy = Policy.getPolicy(); |
555 |
+ |
AdjustablePolicy policy = new AdjustablePolicy(); |
556 |
+ |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
557 |
+ |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
558 |
+ |
Policy.setPolicy(policy); |
559 |
+ |
} catch (AccessControlException ok) { |
560 |
+ |
return; |
561 |
+ |
} |
562 |
+ |
|
563 |
+ |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
564 |
+ |
try { |
565 |
+ |
task.call(); |
566 |
+ |
} catch(Exception ex) { |
567 |
+ |
unexpectedException(); |
568 |
+ |
} finally { |
569 |
+ |
Policy.setPolicy(savedPolicy); |
570 |
+ |
} |
571 |
+ |
} |
572 |
+ |
|
573 |
+ |
/** |
574 |
+ |
* callable(Runnable) returns null when called |
575 |
+ |
*/ |
576 |
+ |
public void testCallable1() { |
577 |
+ |
try { |
578 |
+ |
Callable c = Executors.callable(new NoOpRunnable()); |
579 |
+ |
assertNull(c.call()); |
580 |
+ |
} catch(Exception ex) { |
581 |
+ |
unexpectedException(); |
582 |
+ |
} |
583 |
+ |
|
584 |
+ |
} |
585 |
+ |
|
586 |
+ |
/** |
587 |
+ |
* callable(Runnable, result) returns result when called |
588 |
+ |
*/ |
589 |
+ |
public void testCallable2() { |
590 |
+ |
try { |
591 |
+ |
Callable c = Executors.callable(new NoOpRunnable(), one); |
592 |
+ |
assertEquals(one, c.call()); |
593 |
+ |
} catch(Exception ex) { |
594 |
+ |
unexpectedException(); |
595 |
+ |
} |
596 |
+ |
} |
597 |
+ |
|
598 |
+ |
/** |
599 |
+ |
* callable(PrivilegedAction) returns its result when called |
600 |
+ |
*/ |
601 |
+ |
public void testCallable3() { |
602 |
+ |
try { |
603 |
+ |
Callable c = Executors.callable(new PrivilegedAction() { |
604 |
+ |
public Object run() { return one; }}); |
605 |
+ |
assertEquals(one, c.call()); |
606 |
+ |
} catch(Exception ex) { |
607 |
+ |
unexpectedException(); |
608 |
+ |
} |
609 |
+ |
} |
610 |
+ |
|
611 |
+ |
/** |
612 |
+ |
* callable(PrivilegedExceptionAction) returns its result when called |
613 |
+ |
*/ |
614 |
+ |
public void testCallable4() { |
615 |
+ |
try { |
616 |
+ |
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
617 |
+ |
public Object run() { return one; }}); |
618 |
+ |
assertEquals(one, c.call()); |
619 |
+ |
} catch(Exception ex) { |
620 |
+ |
unexpectedException(); |
621 |
+ |
} |
622 |
+ |
} |
623 |
+ |
|
624 |
+ |
|
625 |
+ |
/** |
626 |
+ |
* callable(null Runnable) throws NPE |
627 |
+ |
*/ |
628 |
+ |
public void testCallableNPE1() { |
629 |
+ |
try { |
630 |
+ |
Runnable r = null; |
631 |
+ |
Callable c = Executors.callable(r); |
632 |
+ |
} catch (NullPointerException success) { |
633 |
+ |
} |
634 |
+ |
} |
635 |
+ |
|
636 |
+ |
/** |
637 |
+ |
* callable(null, result) throws NPE |
638 |
+ |
*/ |
639 |
+ |
public void testCallableNPE2() { |
640 |
+ |
try { |
641 |
+ |
Runnable r = null; |
642 |
+ |
Callable c = Executors.callable(r, one); |
643 |
+ |
} catch (NullPointerException success) { |
644 |
+ |
} |
645 |
+ |
} |
646 |
+ |
|
647 |
+ |
/** |
648 |
+ |
* callable(null PrivilegedAction) throws NPE |
649 |
+ |
*/ |
650 |
+ |
public void testCallableNPE3() { |
651 |
+ |
try { |
652 |
+ |
PrivilegedAction r = null; |
653 |
+ |
Callable c = Executors.callable(r); |
654 |
+ |
} catch (NullPointerException success) { |
655 |
+ |
} |
656 |
+ |
} |
657 |
+ |
|
658 |
+ |
/** |
659 |
+ |
* callable(null PrivilegedExceptionAction) throws NPE |
660 |
+ |
*/ |
661 |
+ |
public void testCallableNPE4() { |
662 |
+ |
try { |
663 |
+ |
PrivilegedExceptionAction r = null; |
664 |
+ |
Callable c = Executors.callable(r); |
665 |
+ |
} catch (NullPointerException success) { |
666 |
+ |
} |
667 |
+ |
} |
668 |
+ |
|
669 |
+ |
|
670 |
|
} |