--- jsr166/src/test/tck/JSR166TestCase.java 2004/01/11 23:20:21 1.20 +++ jsr166/src/test/tck/JSR166TestCase.java 2010/09/16 00:52:49 1.53 @@ -2,53 +2,60 @@ * 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 - * Other contributors include Andrew Wright, Jeffrey Hayes, - * Pat Fisher, Mike Judd. + * Other contributors include Andrew Wright, Jeffrey Hayes, + * Pat Fisher, Mike Judd. */ import junit.framework.*; -import java.util.*; +import java.util.PropertyPermission; import java.util.concurrent.*; -import java.io.*; -import java.security.*; +import java.util.concurrent.atomic.AtomicReference; +import static java.util.concurrent.TimeUnit.MILLISECONDS; +import java.security.CodeSource; +import java.security.Permission; +import java.security.PermissionCollection; +import java.security.Permissions; +import java.security.Policy; +import java.security.ProtectionDomain; +import java.security.SecurityPermission; /** * Base class for JSR166 Junit TCK tests. Defines some constants, * utility methods and classes, as well as a simple framework for * helping to make sure that assertions failing in generated threads * cause the associated test that generated them to itself fail (which - * JUnit doe not otherwise arrange). The rules for creating such + * JUnit does not otherwise arrange). The rules for creating such * tests are: * *
    * *
  1. All assertions in code running in generated threads must use - * the forms {@link #threadFail} , {@link #threadAssertTrue} {@link + * the forms {@link #threadFail}, {@link #threadAssertTrue}, {@link * #threadAssertEquals}, or {@link #threadAssertNull}, (not - * fail, assertTrue, etc.) It is OK (but not + * {@code fail}, {@code assertTrue}, etc.) It is OK (but not * particularly recommended) for other code to use these forms too. * Only the most typically used JUnit assertion methods are defined * this way, but enough to live with.
    2. * *
  2. If you override {@link #setUp} or {@link #tearDown}, make sure - * to invoke super.setUp and super.tearDown within + * to invoke {@code super.setUp} and {@code super.tearDown} within * them. These methods are used to clear and check for thread * assertion failures.
    3. * - *
  3. All delays and timeouts must use one of the constants - * SHORT_DELAY_MS, SMALL_DELAY_MS, MEDIUM_DELAY_MS, - * LONG_DELAY_MS. The idea here is that a SHORT is always + *
  4. All delays and timeouts must use one of the constants {@code + * SHORT_DELAY_MS}, {@code SMALL_DELAY_MS}, {@code MEDIUM_DELAY_MS}, + * {@code LONG_DELAY_MS}. The idea here is that a SHORT is always * discriminable from zero time, and always allows enough time for the * small amounts of computation (creating a thread, calling a few * methods, etc) needed to reach a timeout point. Similarly, a SMALL * is always discriminable as larger than SHORT and smaller than * MEDIUM. And so on. These constants are set to conservative values, * but even so, if there is ever any doubt, they can all be increased - * in one spot to rerun tests on slower platforms
    5. + * in one spot to rerun tests on slower platforms. * *
  5. All threads generated must be joined inside each test case - * method (or fail to do so) before returning from the - * method. The joinPool method can be used to do this when + * method (or {@code fail} to do so) before returning from the + * method. The {@code joinPool} method can be used to do this when * using Executors.
    6. * *
@@ -63,7 +70,7 @@ import java.security.*; * "normal" behaviors differ significantly. And sometimes testcases * cover multiple methods when they cannot be tested in * isolation. - * + * *
  • The documentation style for testcases is to provide as javadoc * a simple sentence or two describing the property that the testcase * method purports to test. The javadocs do not say anything about how @@ -80,57 +87,85 @@ import java.security.*; * any particular package to simplify things for people integrating * them in TCK test suites.
    • * - *
  • As a convenience, the main of this class (JSR166TestCase) + *
  • As a convenience, the {@code main} of this class (JSR166TestCase) * runs all JSR166 unit tests.
    • * * */ public class JSR166TestCase extends TestCase { + private static final boolean useSecurityManager = + Boolean.getBoolean("jsr166.useSecurityManager"); + /** * Runs all JSR166 unit tests using junit.textui.TestRunner - */ - public static void main (String[] args) { + */ + public static void main(String[] args) { + if (useSecurityManager) { + System.err.println("Setting a permissive security manager"); + Policy.setPolicy(permissivePolicy()); + System.setSecurityManager(new SecurityManager()); + } int iters = 1; - if (args.length > 0) + if (args.length > 0) iters = Integer.parseInt(args[0]); Test s = suite(); - for (int i = 0; i < iters; ++i) - junit.textui.TestRunner.run (s); + for (int i = 0; i < iters; ++i) { + junit.textui.TestRunner.run(s); + System.gc(); + System.runFinalization(); + } + System.exit(0); } /** * Collects all JSR166 unit tests as one suite - */ - public static Test suite ( ) { + */ + public static Test suite() { TestSuite suite = new TestSuite("JSR166 Unit Tests"); - + + suite.addTest(new TestSuite(ForkJoinPoolTest.class)); + suite.addTest(new TestSuite(ForkJoinTaskTest.class)); + suite.addTest(new TestSuite(RecursiveActionTest.class)); + suite.addTest(new TestSuite(RecursiveTaskTest.class)); + suite.addTest(new TestSuite(LinkedTransferQueueTest.class)); + suite.addTest(new TestSuite(PhaserTest.class)); + suite.addTest(new TestSuite(ThreadLocalRandomTest.class)); suite.addTest(new TestSuite(AbstractExecutorServiceTest.class)); suite.addTest(new TestSuite(AbstractQueueTest.class)); suite.addTest(new TestSuite(AbstractQueuedSynchronizerTest.class)); + suite.addTest(new TestSuite(AbstractQueuedLongSynchronizerTest.class)); suite.addTest(new TestSuite(ArrayBlockingQueueTest.class)); - suite.addTest(new TestSuite(AtomicBooleanTest.class)); - suite.addTest(new TestSuite(AtomicIntegerArrayTest.class)); - suite.addTest(new TestSuite(AtomicIntegerFieldUpdaterTest.class)); - suite.addTest(new TestSuite(AtomicIntegerTest.class)); - suite.addTest(new TestSuite(AtomicLongArrayTest.class)); - suite.addTest(new TestSuite(AtomicLongFieldUpdaterTest.class)); - suite.addTest(new TestSuite(AtomicLongTest.class)); - suite.addTest(new TestSuite(AtomicMarkableReferenceTest.class)); - suite.addTest(new TestSuite(AtomicReferenceArrayTest.class)); - suite.addTest(new TestSuite(AtomicReferenceFieldUpdaterTest.class)); - suite.addTest(new TestSuite(AtomicReferenceTest.class)); - suite.addTest(new TestSuite(AtomicStampedReferenceTest.class)); + suite.addTest(new TestSuite(ArrayDequeTest.class)); + suite.addTest(new TestSuite(AtomicBooleanTest.class)); + suite.addTest(new TestSuite(AtomicIntegerArrayTest.class)); + suite.addTest(new TestSuite(AtomicIntegerFieldUpdaterTest.class)); + suite.addTest(new TestSuite(AtomicIntegerTest.class)); + suite.addTest(new TestSuite(AtomicLongArrayTest.class)); + suite.addTest(new TestSuite(AtomicLongFieldUpdaterTest.class)); + suite.addTest(new TestSuite(AtomicLongTest.class)); + suite.addTest(new TestSuite(AtomicMarkableReferenceTest.class)); + suite.addTest(new TestSuite(AtomicReferenceArrayTest.class)); + suite.addTest(new TestSuite(AtomicReferenceFieldUpdaterTest.class)); + suite.addTest(new TestSuite(AtomicReferenceTest.class)); + suite.addTest(new TestSuite(AtomicStampedReferenceTest.class)); suite.addTest(new TestSuite(ConcurrentHashMapTest.class)); + suite.addTest(new TestSuite(ConcurrentLinkedDequeTest.class)); suite.addTest(new TestSuite(ConcurrentLinkedQueueTest.class)); + suite.addTest(new TestSuite(ConcurrentSkipListMapTest.class)); + suite.addTest(new TestSuite(ConcurrentSkipListSubMapTest.class)); + suite.addTest(new TestSuite(ConcurrentSkipListSetTest.class)); + suite.addTest(new TestSuite(ConcurrentSkipListSubSetTest.class)); suite.addTest(new TestSuite(CopyOnWriteArrayListTest.class)); suite.addTest(new TestSuite(CopyOnWriteArraySetTest.class)); suite.addTest(new TestSuite(CountDownLatchTest.class)); suite.addTest(new TestSuite(CyclicBarrierTest.class)); suite.addTest(new TestSuite(DelayQueueTest.class)); + suite.addTest(new TestSuite(EntryTest.class)); suite.addTest(new TestSuite(ExchangerTest.class)); suite.addTest(new TestSuite(ExecutorsTest.class)); suite.addTest(new TestSuite(ExecutorCompletionServiceTest.class)); suite.addTest(new TestSuite(FutureTaskTest.class)); + suite.addTest(new TestSuite(LinkedBlockingDequeTest.class)); suite.addTest(new TestSuite(LinkedBlockingQueueTest.class)); suite.addTest(new TestSuite(LinkedListTest.class)); suite.addTest(new TestSuite(LockSupportTest.class)); @@ -139,14 +174,20 @@ public class JSR166TestCase extends Test suite.addTest(new TestSuite(ReentrantLockTest.class)); suite.addTest(new TestSuite(ReentrantReadWriteLockTest.class)); suite.addTest(new TestSuite(ScheduledExecutorTest.class)); + suite.addTest(new TestSuite(ScheduledExecutorSubclassTest.class)); suite.addTest(new TestSuite(SemaphoreTest.class)); suite.addTest(new TestSuite(SynchronousQueueTest.class)); suite.addTest(new TestSuite(SystemTest.class)); suite.addTest(new TestSuite(ThreadLocalTest.class)); suite.addTest(new TestSuite(ThreadPoolExecutorTest.class)); + suite.addTest(new TestSuite(ThreadPoolExecutorSubclassTest.class)); suite.addTest(new TestSuite(ThreadTest.class)); suite.addTest(new TestSuite(TimeUnitTest.class)); - + suite.addTest(new TestSuite(TreeMapTest.class)); + suite.addTest(new TestSuite(TreeSetTest.class)); + suite.addTest(new TestSuite(TreeSubMapTest.class)); + suite.addTest(new TestSuite(TreeSubSetTest.class)); + return suite; } @@ -158,400 +199,651 @@ public class JSR166TestCase extends Test /** - * Return the shortest timed delay. This could + * Returns the shortest timed delay. This could * be reimplemented to use for example a Property. - */ + */ protected long getShortDelay() { - return 25; + return 50; } /** - * Set delays as multiples of SHORT_DELAY. + * Sets delays as multiples of SHORT_DELAY. */ - protected void setDelays() { + protected void setDelays() { SHORT_DELAY_MS = getShortDelay(); - SMALL_DELAY_MS = SHORT_DELAY_MS * 5; + SMALL_DELAY_MS = SHORT_DELAY_MS * 5; MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10; - LONG_DELAY_MS = SHORT_DELAY_MS * 50; + LONG_DELAY_MS = SHORT_DELAY_MS * 50; } /** - * Flag set true if any threadAssert methods fail + * The first exception encountered if any threadAssertXXX method fails. */ - volatile boolean threadFailed; + private final AtomicReference threadFailure + = new AtomicReference(null); /** - * Initialize test to indicate that no thread assertions have failed + * Records an exception so that it can be rethrown later in the test + * harness thread, triggering a test case failure. Only the first + * failure is recorded; subsequent calls to this method from within + * the same test have no effect. */ - public void setUp() { + public void threadRecordFailure(Throwable t) { + threadFailure.compareAndSet(null, t); + } + + public void setUp() { setDelays(); - threadFailed = false; } /** - * Trigger test case failure if any thread assertions have failed - */ - public void tearDown() { - assertFalse(threadFailed); + * Triggers test case failure if any thread assertions have failed, + * by rethrowing, in the test harness thread, any exception recorded + * earlier by threadRecordFailure. + */ + public void tearDown() throws Exception { + Throwable t = threadFailure.get(); + if (t != null) { + if (t instanceof Error) + throw (Error) t; + else if (t instanceof RuntimeException) + throw (RuntimeException) t; + else if (t instanceof Exception) + throw (Exception) t; + else + throw new AssertionError(t); + } } /** - * Fail, also setting status to indicate current testcase should fail - */ + * Just like fail(reason), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the current + * testcase will fail. + */ public void threadFail(String reason) { - threadFailed = true; - fail(reason); + try { + fail(reason); + } catch (Throwable t) { + threadRecordFailure(t); + fail(reason); + } } /** - * If expression not true, set status to indicate current testcase - * should fail - */ + * Just like assertTrue(b), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the current + * testcase will fail. + */ public void threadAssertTrue(boolean b) { - if (!b) { - threadFailed = true; + try { assertTrue(b); + } catch (AssertionError t) { + threadRecordFailure(t); + throw t; } } /** - * If expression not false, set status to indicate current testcase - * should fail - */ + * Just like assertFalse(b), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the + * current testcase will fail. + */ public void threadAssertFalse(boolean b) { - if (b) { - threadFailed = true; + try { assertFalse(b); + } catch (AssertionError t) { + threadRecordFailure(t); + throw t; } } /** - * If argument not null, set status to indicate current testcase - * should fail - */ + * Just like assertNull(x), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the + * current testcase will fail. + */ public void threadAssertNull(Object x) { - if (x != null) { - threadFailed = true; + try { assertNull(x); + } catch (AssertionError t) { + threadRecordFailure(t); + throw t; } } /** - * If arguments not equal, set status to indicate current testcase - * should fail - */ + * Just like assertEquals(x, y), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the + * current testcase will fail. + */ public void threadAssertEquals(long x, long y) { - if (x != y) { - threadFailed = true; + try { assertEquals(x, y); + } catch (AssertionError t) { + threadRecordFailure(t); + throw t; } } /** - * If arguments not equal, set status to indicate current testcase - * should fail - */ + * Just like assertEquals(x, y), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the + * current testcase will fail. + */ public void threadAssertEquals(Object x, Object y) { - if (x != y && (x == null || !x.equals(y))) { - threadFailed = true; + try { assertEquals(x, y); + } catch (AssertionError t) { + threadRecordFailure(t); + throw t; } } /** - * threadFail with message "should throw exception" - */ + * Just like assertSame(x, y), but additionally recording (using + * threadRecordFailure) any AssertionError thrown, so that the + * current testcase will fail. + */ + public void threadAssertSame(Object x, Object y) { + try { + assertSame(x, y); + } catch (AssertionError t) { + threadRecordFailure(t); + throw t; + } + } + + /** + * Calls threadFail with message "should throw exception". + */ public void threadShouldThrow() { - threadFailed = true; - fail("should throw exception"); + threadFail("should throw exception"); } /** - * threadFail with message "Unexpected exception" + * Calls threadFail with message "should throw" + exceptionName. */ - public void threadUnexpectedException() { - threadFailed = true; - fail("Unexpected exception"); + public void threadShouldThrow(String exceptionName) { + threadFail("should throw " + exceptionName); } + /** + * Calls threadFail with message "Unexpected exception" + ex. + */ + public void threadUnexpectedException(Throwable t) { + threadRecordFailure(t); + t.printStackTrace(); + // Rethrow, wrapping in an AssertionError if necessary + if (t instanceof RuntimeException) + throw (RuntimeException) t; + else if (t instanceof Error) + throw (Error) t; + else { + AssertionError ae = new AssertionError("unexpected exception: " + t); + t.initCause(t); + throw ae; + } + } /** - * Wait out termination of a thread pool or fail doing so + * Waits out termination of a thread pool or fails doing so. */ public void joinPool(ExecutorService exec) { try { exec.shutdown(); - assertTrue(exec.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); - } catch(InterruptedException ie) { - fail("Unexpected exception"); + assertTrue(exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); + } catch (SecurityException ok) { + // Allowed in case test doesn't have privs + } catch (InterruptedException ie) { + fail("Unexpected InterruptedException"); } } /** - * fail with message "should throw exception" - */ + * Fails with message "should throw exception". + */ public void shouldThrow() { fail("Should throw exception"); } /** - * fail with message "Unexpected exception" + * Fails with message "should throw " + exceptionName. + */ + public void shouldThrow(String exceptionName) { + fail("Should throw " + exceptionName); + } + + /** + * Fails with message "Unexpected exception: " + ex. */ - public void unexpectedException() { - fail("Unexpected exception"); + public void unexpectedException(Throwable ex) { + ex.printStackTrace(); + fail("Unexpected exception: " + ex); } /** * The number of elements to place in collections, arrays, etc. */ - static final int SIZE = 20; + public static final int SIZE = 20; // Some convenient Integer constants - static final Integer zero = new Integer(0); - static final Integer one = new Integer(1); - static final Integer two = new Integer(2); - static final Integer three = new Integer(3); - static final Integer four = new Integer(4); - static final Integer five = new Integer(5); - static final Integer six = new Integer(6); - static final Integer seven = new Integer(7); - static final Integer eight = new Integer(8); - static final Integer nine = new Integer(9); - static final Integer m1 = new Integer(-1); - static final Integer m2 = new Integer(-2); - static final Integer m3 = new Integer(-3); - static final Integer m4 = new Integer(-4); - static final Integer m5 = new Integer(-5); - static final Integer m10 = new Integer(-10); + public static final Integer zero = new Integer(0); + public static final Integer one = new Integer(1); + public static final Integer two = new Integer(2); + public static final Integer three = new Integer(3); + public static final Integer four = new Integer(4); + public static final Integer five = new Integer(5); + public static final Integer six = new Integer(6); + public static final Integer seven = new Integer(7); + public static final Integer eight = new Integer(8); + public static final Integer nine = new Integer(9); + public static final Integer m1 = new Integer(-1); + public static final Integer m2 = new Integer(-2); + public static final Integer m3 = new Integer(-3); + public static final Integer m4 = new Integer(-4); + public static final Integer m5 = new Integer(-5); + public static final Integer m6 = new Integer(-6); + public static final Integer m10 = new Integer(-10); + + + /** + * Runs Runnable r with a security policy that permits precisely + * the specified permissions. If there is no current security + * manager, the runnable is run twice, both with and without a + * security manager. We require that any security manager permit + * getPolicy/setPolicy. + */ + public void runWithPermissions(Runnable r, Permission... permissions) { + SecurityManager sm = System.getSecurityManager(); + if (sm == null) { + r.run(); + Policy savedPolicy = Policy.getPolicy(); + try { + Policy.setPolicy(permissivePolicy()); + System.setSecurityManager(new SecurityManager()); + runWithPermissions(r, permissions); + } finally { + System.setSecurityManager(null); + Policy.setPolicy(savedPolicy); + } + } else { + Policy savedPolicy = Policy.getPolicy(); + AdjustablePolicy policy = new AdjustablePolicy(permissions); + Policy.setPolicy(policy); + + try { + r.run(); + } finally { + policy.addPermission(new SecurityPermission("setPolicy")); + Policy.setPolicy(savedPolicy); + } + } + } + /** + * Runs a runnable without any permissions. + */ + public void runWithoutPermissions(Runnable r) { + runWithPermissions(r); + } /** * A security policy where new permissions can be dynamically added * or all cleared. */ - static class AdjustablePolicy extends java.security.Policy { + public static class AdjustablePolicy extends java.security.Policy { Permissions perms = new Permissions(); - AdjustablePolicy() { } + AdjustablePolicy(Permission... permissions) { + for (Permission permission : permissions) + perms.add(permission); + } void addPermission(Permission perm) { perms.add(perm); } void clearPermissions() { perms = new Permissions(); } - public PermissionCollection getPermissions(CodeSource cs) { - return perms; - } - public PermissionCollection getPermissions(ProtectionDomain pd) { - return perms; - } - public boolean implies(ProtectionDomain pd, Permission p) { - return perms.implies(p); - } - public void refresh() {} + public PermissionCollection getPermissions(CodeSource cs) { + return perms; + } + public PermissionCollection getPermissions(ProtectionDomain pd) { + return perms; + } + public boolean implies(ProtectionDomain pd, Permission p) { + return perms.implies(p); + } + public void refresh() {} } + /** + * Returns a policy containing all the permissions we ever need. + */ + public static Policy permissivePolicy() { + return new AdjustablePolicy + // Permissions j.u.c. needs directly + (new RuntimePermission("modifyThread"), + new RuntimePermission("getClassLoader"), + new RuntimePermission("setContextClassLoader"), + // Permissions needed to change permissions! + new SecurityPermission("getPolicy"), + new SecurityPermission("setPolicy"), + new RuntimePermission("setSecurityManager"), + // Permissions needed by the junit test harness + new RuntimePermission("accessDeclaredMembers"), + new PropertyPermission("*", "read"), + new java.io.FilePermission("<>", "read")); + } - // Some convenient Runnable classes - - static class NoOpRunnable implements Runnable { - public void run() {} + /** + * Sleep until the timeout has elapsed, or interrupted. + * Does NOT throw InterruptedException. + */ + void sleepTillInterrupted(long timeoutMillis) { + try { + Thread.sleep(timeoutMillis); + } catch (InterruptedException wakeup) {} } - static class NoOpCallable implements Callable { - public Object call() { return Boolean.TRUE; } + /** + * Returns a new started Thread running the given runnable. + */ + Thread newStartedThread(Runnable runnable) { + Thread t = new Thread(runnable); + t.start(); + return t; } - static final String TEST_STRING = "a test string"; + // Some convenient Runnable classes - static class StringTask implements Callable { - public String call() { return TEST_STRING; } - } + public abstract class CheckedRunnable implements Runnable { + protected abstract void realRun() throws Throwable; - static class NPETask implements Callable { - public String call() { throw new NullPointerException(); } + public final void run() { + try { + realRun(); + } catch (Throwable t) { + threadUnexpectedException(t); + } + } } - static class CallableOne implements Callable { - public Integer call() { return one; } - } + public abstract class RunnableShouldThrow implements Runnable { + protected abstract void realRun() throws Throwable; - class ShortRunnable implements Runnable { - public void run() { + final Class exceptionClass; + + RunnableShouldThrow(Class exceptionClass) { + this.exceptionClass = exceptionClass; + } + + public final void run() { try { - Thread.sleep(SHORT_DELAY_MS); - } - catch(Exception e) { - threadUnexpectedException(); + realRun(); + threadShouldThrow(exceptionClass.getSimpleName()); + } catch (Throwable t) { + if (! exceptionClass.isInstance(t)) + threadUnexpectedException(t); } } } - class ShortInterruptedRunnable implements Runnable { - public void run() { + public abstract class ThreadShouldThrow extends Thread { + protected abstract void realRun() throws Throwable; + + final Class exceptionClass; + + ThreadShouldThrow(Class exceptionClass) { + this.exceptionClass = exceptionClass; + } + + public final void run() { try { - Thread.sleep(SHORT_DELAY_MS); - threadShouldThrow(); - } - catch(InterruptedException success) { + realRun(); + threadShouldThrow(exceptionClass.getSimpleName()); + } catch (Throwable t) { + if (! exceptionClass.isInstance(t)) + threadUnexpectedException(t); } } } - class SmallRunnable implements Runnable { - public void run() { + public abstract class CheckedInterruptedRunnable implements Runnable { + protected abstract void realRun() throws Throwable; + + public final void run() { try { - Thread.sleep(SMALL_DELAY_MS); - } - catch(Exception e) { - threadUnexpectedException(); + realRun(); + threadShouldThrow("InterruptedException"); + } catch (InterruptedException success) { + } catch (Throwable t) { + threadUnexpectedException(t); } } } - class SmallPossiblyInterruptedRunnable implements Runnable { - public void run() { + public abstract class CheckedCallable implements Callable { + protected abstract T realCall() throws Throwable; + + public final T call() { try { - Thread.sleep(SMALL_DELAY_MS); - } - catch(Exception e) { + return realCall(); + } catch (Throwable t) { + threadUnexpectedException(t); + return null; } } } - class SmallCallable implements Callable { - public Object call() { + public abstract class CheckedInterruptedCallable + implements Callable { + protected abstract T realCall() throws Throwable; + + public final T call() { try { - Thread.sleep(SMALL_DELAY_MS); + T result = realCall(); + threadShouldThrow("InterruptedException"); + return result; + } catch (InterruptedException success) { + } catch (Throwable t) { + threadUnexpectedException(t); } - catch(Exception e) { - threadUnexpectedException(); - } - return Boolean.TRUE; + return null; } } - class SmallInterruptedRunnable implements Runnable { - public void run() { + public static class NoOpRunnable implements Runnable { + public void run() {} + } + + public static class NoOpCallable implements Callable { + public Object call() { return Boolean.TRUE; } + } + + public static final String TEST_STRING = "a test string"; + + public static class StringTask implements Callable { + public String call() { return TEST_STRING; } + } + + public Callable latchAwaitingStringTask(final CountDownLatch latch) { + return new CheckedCallable() { + public String realCall() { + try { + latch.await(); + } catch (InterruptedException quittingTime) {} + return TEST_STRING; + }}; + } + + public static class NPETask implements Callable { + public String call() { throw new NullPointerException(); } + } + + public static class CallableOne implements Callable { + public Integer call() { return one; } + } + + public class ShortRunnable extends CheckedRunnable { + protected void realRun() throws Throwable { + Thread.sleep(SHORT_DELAY_MS); + } + } + + public class ShortInterruptedRunnable extends CheckedInterruptedRunnable { + protected void realRun() throws InterruptedException { + Thread.sleep(SHORT_DELAY_MS); + } + } + + public class SmallRunnable extends CheckedRunnable { + protected void realRun() throws Throwable { + Thread.sleep(SMALL_DELAY_MS); + } + } + + public class SmallPossiblyInterruptedRunnable extends CheckedRunnable { + protected void realRun() { try { Thread.sleep(SMALL_DELAY_MS); - threadShouldThrow(); - } - catch(InterruptedException success) { - } + } catch (InterruptedException ok) {} } } + public class SmallCallable extends CheckedCallable { + protected Object realCall() throws InterruptedException { + Thread.sleep(SMALL_DELAY_MS); + return Boolean.TRUE; + } + } - class MediumRunnable implements Runnable { - public void run() { - try { - Thread.sleep(MEDIUM_DELAY_MS); - } - catch(Exception e) { - threadUnexpectedException(); - } + public class SmallInterruptedRunnable extends CheckedInterruptedRunnable { + protected void realRun() throws InterruptedException { + Thread.sleep(SMALL_DELAY_MS); } } - class MediumInterruptedRunnable implements Runnable { - public void run() { - try { - Thread.sleep(MEDIUM_DELAY_MS); - threadShouldThrow(); - } - catch(InterruptedException success) { - } + public class MediumRunnable extends CheckedRunnable { + protected void realRun() throws Throwable { + Thread.sleep(MEDIUM_DELAY_MS); } } - class MediumPossiblyInterruptedRunnable implements Runnable { - public void run() { + public class MediumInterruptedRunnable extends CheckedInterruptedRunnable { + protected void realRun() throws InterruptedException { + Thread.sleep(MEDIUM_DELAY_MS); + } + } + + public class MediumPossiblyInterruptedRunnable extends CheckedRunnable { + protected void realRun() { try { Thread.sleep(MEDIUM_DELAY_MS); - } - catch(InterruptedException success) { - } + } catch (InterruptedException ok) {} } } - class LongPossiblyInterruptedRunnable implements Runnable { - public void run() { + public class LongPossiblyInterruptedRunnable extends CheckedRunnable { + protected void realRun() { try { Thread.sleep(LONG_DELAY_MS); - } - catch(InterruptedException success) { - } + } catch (InterruptedException ok) {} } } /** * For use as ThreadFactory in constructors */ - static class SimpleThreadFactory implements ThreadFactory{ - public Thread newThread(Runnable r){ + public static class SimpleThreadFactory implements ThreadFactory { + public Thread newThread(Runnable r) { return new Thread(r); - } + } } - static class TrackedShortRunnable implements Runnable { - volatile boolean done = false; + public static class TrackedShortRunnable implements Runnable { + public volatile boolean done = false; public void run() { try { Thread.sleep(SMALL_DELAY_MS); done = true; - } catch(Exception e){ - } + } catch (InterruptedException ok) {} } } - static class TrackedMediumRunnable implements Runnable { - volatile boolean done = false; + public static class TrackedMediumRunnable implements Runnable { + public volatile boolean done = false; public void run() { try { Thread.sleep(MEDIUM_DELAY_MS); done = true; - } catch(Exception e){ - } + } catch (InterruptedException ok) {} } } - static class TrackedLongRunnable implements Runnable { - volatile boolean done = false; + public static class TrackedLongRunnable implements Runnable { + public volatile boolean done = false; public void run() { try { Thread.sleep(LONG_DELAY_MS); done = true; - } catch(Exception e){ - } + } catch (InterruptedException ok) {} } } - static class TrackedNoOpRunnable implements Runnable { - volatile boolean done = false; + public static class TrackedNoOpRunnable implements Runnable { + public volatile boolean done = false; public void run() { done = true; } } - static class TrackedCallable implements Callable { - volatile boolean done = false; + public static class TrackedCallable implements Callable { + public volatile boolean done = false; public Object call() { try { Thread.sleep(SMALL_DELAY_MS); done = true; - } catch(Exception e){ - } + } catch (InterruptedException ok) {} return Boolean.TRUE; } } + /** + * Analog of CheckedRunnable for RecursiveAction + */ + public abstract class CheckedRecursiveAction extends RecursiveAction { + protected abstract void realCompute() throws Throwable; + + public final void compute() { + try { + realCompute(); + } catch (Throwable t) { + threadUnexpectedException(t); + } + } + } + + /** + * Analog of CheckedCallable for RecursiveTask + */ + public abstract class CheckedRecursiveTask extends RecursiveTask { + protected abstract T realCompute() throws Throwable; + + public final T compute() { + try { + return realCompute(); + } catch (Throwable t) { + threadUnexpectedException(t); + return null; + } + } + } /** * For use as RejectedExecutionHandler in constructors */ - static class NoOpREHandler implements RejectedExecutionHandler{ - public void rejectedExecution(Runnable r, ThreadPoolExecutor executor){} + public static class NoOpREHandler implements RejectedExecutionHandler { + public void rejectedExecution(Runnable r, + ThreadPoolExecutor executor) {} } - - + }