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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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* 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.math.BigInteger; |
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import java.security.*; |
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|
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public class ExecutorsTest extends JSR166TestCase{ |
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public class ExecutorsTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run (suite()); |
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junit.textui.TestRunner.run (suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(ExecutorsTest.class); |
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private final ExecutorService exec; |
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private final Callable<T> func; |
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private final long msecs; |
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|
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|
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TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
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this.exec = exec; |
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this.func = func; |
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this.msecs = msecs; |
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} |
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|
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public T call() throws Exception { |
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Future<T> ftask = exec.submit(func); |
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try { |
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ExecutorService e = Executors.newCachedThreadPool(null); |
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shouldThrow(); |
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} |
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catch(NullPointerException success) { |
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catch (NullPointerException success) { |
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} |
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} |
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ExecutorService e = Executors.newSingleThreadExecutor(null); |
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shouldThrow(); |
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} |
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catch(NullPointerException success) { |
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catch (NullPointerException success) { |
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} |
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} |
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|
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ExecutorService e = Executors.newFixedThreadPool(2, null); |
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shouldThrow(); |
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} |
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catch(NullPointerException success) { |
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catch (NullPointerException success) { |
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} |
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} |
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|
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ExecutorService e = Executors.newFixedThreadPool(0); |
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shouldThrow(); |
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} |
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catch(IllegalArgumentException success) { |
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catch (IllegalArgumentException success) { |
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} |
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} |
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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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} 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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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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} 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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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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} 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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List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
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try { |
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long startTime = System.currentTimeMillis(); |
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|
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|
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long i = 0; |
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while (tasks.size() < N) { |
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tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
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i += 10; |
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} |
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|
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int iters = 0; |
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BigInteger sum = BigInteger.ZERO; |
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for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
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} |
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} |
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|
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/** |
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* ThreadPoolExecutor using defaultThreadFactory has |
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* specified group, priority, daemon status, and name |
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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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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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} |
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}; |
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ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
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e.execute(r); |
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try { |
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e.shutdown(); |
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} catch(SecurityException ok) { |
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} catch (SecurityException ok) { |
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} |
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|
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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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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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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(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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} 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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}; |
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ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
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|
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Policy.setPolicy(savedPolicy); |
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e.execute(r); |
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try { |
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e.shutdown(); |
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} catch(SecurityException ok) { |
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} catch (SecurityException ok) { |
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} |
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try { |
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Thread.sleep(SHORT_DELAY_MS); |
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|
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} |
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static class CheckCCL implements Callable<Object> { |
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void checkCCL() { |
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SecurityManager sm = System.getSecurityManager(); |
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if (sm != null) { |
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sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
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sm.checkPermission(new RuntimePermission("getClassLoader")); |
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} |
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} |
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|
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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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checkCCL(); |
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return null; |
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} |
442 |
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} |
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return; |
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} |
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|
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// Check if program still has too many permissions to run test |
460 |
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try { |
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checkCCL(); |
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// too many privileges to test; so return |
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Policy.setPolicy(savedPolicy); |
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return; |
465 |
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} catch (AccessControlException ok) { |
466 |
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} |
467 |
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|
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try { |
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Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
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shouldThrow(); |
471 |
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} catch(AccessControlException success) { |
472 |
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} catch(Exception ex) { |
471 |
> |
} catch (AccessControlException success) { |
472 |
> |
} catch (Exception ex) { |
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unexpectedException(); |
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} |
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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 |
482 |
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* privilegedCallableUsingCurrentClassLoader throws ACE |
481 |
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* With class loader permissions, calling |
482 |
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* privilegedCallableUsingCurrentClassLoader does not throw ACE |
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*/ |
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public void testprivilegedCallableUsingCCLWithPrivs() { |
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Policy savedPolicy = null; |
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} catch (AccessControlException ok) { |
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return; |
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} |
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|
495 |
> |
|
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try { |
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Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
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task.call(); |
499 |
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} catch(Exception ex) { |
499 |
> |
} catch (Exception ex) { |
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unexpectedException(); |
501 |
< |
} |
501 |
> |
} |
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finally { |
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Policy.setPolicy(savedPolicy); |
504 |
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} |
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} |
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|
491 |
– |
class CallCCL implements Runnable { |
492 |
– |
final Callable task; |
493 |
– |
CallCCL(Callable t) { task = t; } |
494 |
– |
public void run() { |
495 |
– |
try { |
496 |
– |
task.call(); |
497 |
– |
threadShouldThrow(); |
498 |
– |
} catch(AccessControlException success) { |
499 |
– |
} catch(Exception ex) { |
500 |
– |
threadUnexpectedException(); |
501 |
– |
} |
502 |
– |
} |
503 |
– |
} |
504 |
– |
|
507 |
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/** |
508 |
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* Without permissions, calling privilegedCallable throws ACE |
509 |
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*/ |
510 |
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public void testprivilegedCallableWithNoPrivs() { |
511 |
< |
Thread t1; |
511 |
> |
Callable task; |
512 |
> |
Policy savedPolicy = null; |
513 |
> |
AdjustablePolicy policy = null; |
514 |
> |
AccessControlContext noprivAcc = null; |
515 |
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try { |
516 |
< |
Policy savedPolicy = Policy.getPolicy(); |
517 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
516 |
> |
savedPolicy = Policy.getPolicy(); |
517 |
> |
policy = new AdjustablePolicy(); |
518 |
|
Policy.setPolicy(policy); |
519 |
< |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
520 |
< |
t1 = new Thread(new CallCCL(task)); |
519 |
> |
noprivAcc = AccessController.getContext(); |
520 |
> |
task = Executors.privilegedCallable(new CheckCCL()); |
521 |
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Policy.setPolicy(savedPolicy); |
522 |
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} catch (AccessControlException ok) { |
523 |
+ |
return; // program has too few permissions to set up test |
524 |
+ |
} |
525 |
+ |
|
526 |
+ |
// Make sure that program doesn't have too many permissions |
527 |
+ |
try { |
528 |
+ |
AccessController.doPrivileged(new PrivilegedAction() { |
529 |
+ |
public Object run() { |
530 |
+ |
checkCCL(); |
531 |
+ |
return null; |
532 |
+ |
}}, noprivAcc); |
533 |
+ |
// too many permssions; skip test |
534 |
|
return; |
535 |
+ |
} catch (AccessControlException ok) { |
536 |
|
} |
537 |
|
|
538 |
|
try { |
539 |
< |
t1.start(); |
540 |
< |
t1.join(); |
541 |
< |
} catch(Exception ex) { |
539 |
> |
task.call(); |
540 |
> |
shouldThrow(); |
541 |
> |
} catch (AccessControlException success) { |
542 |
> |
} catch (Exception ex) { |
543 |
|
unexpectedException(); |
544 |
< |
} |
544 |
> |
} |
545 |
|
} |
546 |
|
|
547 |
|
/** |
558 |
|
} catch (AccessControlException ok) { |
559 |
|
return; |
560 |
|
} |
561 |
< |
|
561 |
> |
|
562 |
|
Callable task = Executors.privilegedCallable(new CheckCCL()); |
563 |
|
try { |
564 |
|
task.call(); |
565 |
< |
} catch(Exception ex) { |
565 |
> |
} catch (Exception ex) { |
566 |
|
unexpectedException(); |
567 |
|
} finally { |
568 |
|
Policy.setPolicy(savedPolicy); |
571 |
|
|
572 |
|
/** |
573 |
|
* callable(Runnable) returns null when called |
574 |
< |
*/ |
574 |
> |
*/ |
575 |
|
public void testCallable1() { |
576 |
|
try { |
577 |
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Callable c = Executors.callable(new NoOpRunnable()); |
578 |
|
assertNull(c.call()); |
579 |
< |
} catch(Exception ex) { |
579 |
> |
} catch (Exception ex) { |
580 |
|
unexpectedException(); |
581 |
|
} |
582 |
< |
|
582 |
> |
|
583 |
|
} |
584 |
|
|
585 |
|
/** |
586 |
|
* callable(Runnable, result) returns result when called |
587 |
< |
*/ |
587 |
> |
*/ |
588 |
|
public void testCallable2() { |
589 |
|
try { |
590 |
|
Callable c = Executors.callable(new NoOpRunnable(), one); |
591 |
|
assertEquals(one, c.call()); |
592 |
< |
} catch(Exception ex) { |
592 |
> |
} catch (Exception ex) { |
593 |
|
unexpectedException(); |
594 |
|
} |
595 |
|
} |
596 |
|
|
597 |
|
/** |
598 |
|
* callable(PrivilegedAction) returns its result when called |
599 |
< |
*/ |
599 |
> |
*/ |
600 |
|
public void testCallable3() { |
601 |
|
try { |
602 |
|
Callable c = Executors.callable(new PrivilegedAction() { |
603 |
|
public Object run() { return one; }}); |
604 |
|
assertEquals(one, c.call()); |
605 |
< |
} catch(Exception ex) { |
605 |
> |
} catch (Exception ex) { |
606 |
|
unexpectedException(); |
607 |
|
} |
608 |
|
} |
609 |
|
|
610 |
|
/** |
611 |
|
* callable(PrivilegedExceptionAction) returns its result when called |
612 |
< |
*/ |
612 |
> |
*/ |
613 |
|
public void testCallable4() { |
614 |
|
try { |
615 |
|
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
616 |
|
public Object run() { return one; }}); |
617 |
|
assertEquals(one, c.call()); |
618 |
< |
} catch(Exception ex) { |
618 |
> |
} catch (Exception ex) { |
619 |
|
unexpectedException(); |
620 |
|
} |
621 |
|
} |
623 |
|
|
624 |
|
/** |
625 |
|
* callable(null Runnable) throws NPE |
626 |
< |
*/ |
626 |
> |
*/ |
627 |
|
public void testCallableNPE1() { |
628 |
|
try { |
629 |
|
Runnable r = null; |
634 |
|
|
635 |
|
/** |
636 |
|
* callable(null, result) throws NPE |
637 |
< |
*/ |
637 |
> |
*/ |
638 |
|
public void testCallableNPE2() { |
639 |
|
try { |
640 |
|
Runnable r = null; |
645 |
|
|
646 |
|
/** |
647 |
|
* callable(null PrivilegedAction) throws NPE |
648 |
< |
*/ |
648 |
> |
*/ |
649 |
|
public void testCallableNPE3() { |
650 |
|
try { |
651 |
|
PrivilegedAction r = null; |
656 |
|
|
657 |
|
/** |
658 |
|
* callable(null PrivilegedExceptionAction) throws NPE |
659 |
< |
*/ |
659 |
> |
*/ |
660 |
|
public void testCallableNPE4() { |
661 |
|
try { |
662 |
|
PrivilegedExceptionAction r = null; |