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/* |
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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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* http://creativecommons.org/publicdomain/zero/1.0/ |
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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 junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import java.math.BigInteger; |
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import java.security.*; |
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|
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import java.security.AccessControlContext; |
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import java.security.AccessControlException; |
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import java.security.AccessController; |
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import java.security.PrivilegedAction; |
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import java.security.PrivilegedExceptionAction; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.ScheduledExecutorService; |
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import java.util.concurrent.ThreadPoolExecutor; |
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|
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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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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main(suite(), args); |
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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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* A newCachedThreadPool can execute runnables |
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*/ |
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public void testNewCachedThreadPool1() { |
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ExecutorService e = Executors.newCachedThreadPool(); |
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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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final ExecutorService e = Executors.newCachedThreadPool(); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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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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} |
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} |
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|
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/** |
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* A newCachedThreadPool with given ThreadFactory can execute runnables |
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*/ |
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public void testNewCachedThreadPool2() { |
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ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
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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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final ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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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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} |
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} |
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|
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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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* A new SingleThreadExecutor can execute runnables |
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*/ |
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public void testNewSingleThreadExecutor1() { |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
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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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final ExecutorService e = Executors.newSingleThreadExecutor(); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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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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} |
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} |
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|
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/** |
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* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
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*/ |
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public void testNewSingleThreadExecutor2() { |
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ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
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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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final ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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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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} |
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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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shouldThrow(); |
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} catch (ClassCastException success) { |
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} finally { |
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joinPool(e); |
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final ExecutorService e = Executors.newSingleThreadExecutor(); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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try { |
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ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
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shouldThrow(); |
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} catch (ClassCastException success) {} |
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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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ExecutorService e = 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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final ExecutorService e = Executors.newFixedThreadPool(2); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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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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} |
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} |
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/** |
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* A new newFixedThreadPool with given ThreadFactory can execute runnables |
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*/ |
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public void testNewFixedThreadPool2() { |
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ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
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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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final ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
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try (PoolCleaner cleaner = cleaner(e)) { |
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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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} |
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} |
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/** |
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* A new newFixedThreadPool with null ThreadFactory throws NPE |
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* A new newFixedThreadPool with null ThreadFactory throws |
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* NullPointerException |
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*/ |
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public void testNewFixedThreadPool3() { |
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try { |
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} |
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|
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/** |
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* A new newFixedThreadPool with 0 threads throws IAE |
154 |
> |
* A new newFixedThreadPool with 0 threads throws IllegalArgumentException |
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*/ |
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public void testNewFixedThreadPool4() { |
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try { |
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} catch (IllegalArgumentException success) {} |
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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 |
165 |
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*/ |
166 |
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public void testunconfigurableExecutorService() { |
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ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
168 |
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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); |
166 |
> |
public void testUnconfigurableExecutorService() { |
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final ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
168 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
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e.execute(new NoOpRunnable()); |
170 |
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e.execute(new NoOpRunnable()); |
171 |
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e.execute(new NoOpRunnable()); |
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> |
} |
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} |
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|
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/** |
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* unconfigurableExecutorService(null) throws NPE |
177 |
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*/ |
178 |
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public void testunconfigurableExecutorServiceNPE() { |
178 |
> |
public void testUnconfigurableExecutorServiceNPE() { |
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try { |
180 |
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ExecutorService e = Executors.unconfigurableExecutorService(null); |
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shouldThrow(); |
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/** |
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* unconfigurableScheduledExecutorService(null) throws NPE |
187 |
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*/ |
188 |
< |
public void testunconfigurableScheduledExecutorServiceNPE() { |
188 |
> |
public void testUnconfigurableScheduledExecutorServiceNPE() { |
189 |
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try { |
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ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
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shouldThrow(); |
192 |
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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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* a newSingleThreadScheduledExecutor successfully runs delayed task |
197 |
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*/ |
198 |
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public void testNewSingleThreadScheduledExecutor() throws Exception { |
199 |
< |
TrackedCallable callable = new TrackedCallable(); |
200 |
< |
ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
201 |
< |
Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
202 |
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assertFalse(callable.done); |
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< |
Thread.sleep(MEDIUM_DELAY_MS); |
204 |
< |
assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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joinPool(p1); |
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> |
final ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor(); |
200 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
201 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
202 |
> |
final Runnable task = new CheckedRunnable() { |
203 |
> |
public void realRun() { |
204 |
> |
await(proceed); |
205 |
> |
}}; |
206 |
> |
long startTime = System.nanoTime(); |
207 |
> |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
208 |
> |
timeoutMillis(), MILLISECONDS); |
209 |
> |
assertFalse(f.isDone()); |
210 |
> |
proceed.countDown(); |
211 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
212 |
> |
assertSame(Boolean.TRUE, f.get()); |
213 |
> |
assertTrue(f.isDone()); |
214 |
> |
assertFalse(f.isCancelled()); |
215 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
216 |
> |
} |
217 |
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} |
218 |
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|
219 |
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/** |
220 |
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* a newScheduledThreadPool successfully runs delayed task |
221 |
|
*/ |
222 |
< |
public void testnewScheduledThreadPool() throws Exception { |
223 |
< |
TrackedCallable callable = new TrackedCallable(); |
224 |
< |
ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
225 |
< |
Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
226 |
< |
assertFalse(callable.done); |
227 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
228 |
< |
assertTrue(callable.done); |
229 |
< |
assertEquals(Boolean.TRUE, f.get()); |
230 |
< |
joinPool(p1); |
222 |
> |
public void testNewScheduledThreadPool() throws Exception { |
223 |
> |
final ScheduledExecutorService p = Executors.newScheduledThreadPool(2); |
224 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
225 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
226 |
> |
final Runnable task = new CheckedRunnable() { |
227 |
> |
public void realRun() { |
228 |
> |
await(proceed); |
229 |
> |
}}; |
230 |
> |
long startTime = System.nanoTime(); |
231 |
> |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
232 |
> |
timeoutMillis(), MILLISECONDS); |
233 |
> |
assertFalse(f.isDone()); |
234 |
> |
proceed.countDown(); |
235 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
236 |
> |
assertSame(Boolean.TRUE, f.get()); |
237 |
> |
assertTrue(f.isDone()); |
238 |
> |
assertFalse(f.isCancelled()); |
239 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
240 |
> |
} |
241 |
|
} |
242 |
|
|
243 |
|
/** |
244 |
|
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
245 |
|
*/ |
246 |
< |
public void testunconfigurableScheduledExecutorService() throws Exception { |
247 |
< |
TrackedCallable callable = new TrackedCallable(); |
248 |
< |
ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
249 |
< |
Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
250 |
< |
assertFalse(callable.done); |
251 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
252 |
< |
assertTrue(callable.done); |
253 |
< |
assertEquals(Boolean.TRUE, f.get()); |
254 |
< |
joinPool(p1); |
246 |
> |
public void testUnconfigurableScheduledExecutorService() throws Exception { |
247 |
> |
final ScheduledExecutorService p = |
248 |
> |
Executors.unconfigurableScheduledExecutorService |
249 |
> |
(Executors.newScheduledThreadPool(2)); |
250 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
251 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
252 |
> |
final Runnable task = new CheckedRunnable() { |
253 |
> |
public void realRun() { |
254 |
> |
await(proceed); |
255 |
> |
}}; |
256 |
> |
long startTime = System.nanoTime(); |
257 |
> |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
258 |
> |
timeoutMillis(), MILLISECONDS); |
259 |
> |
assertFalse(f.isDone()); |
260 |
> |
proceed.countDown(); |
261 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
262 |
> |
assertSame(Boolean.TRUE, f.get()); |
263 |
> |
assertTrue(f.isDone()); |
264 |
> |
assertFalse(f.isCancelled()); |
265 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
266 |
> |
} |
267 |
|
} |
268 |
|
|
269 |
|
/** |
270 |
< |
* Future.get on submitted tasks will time out if they compute too long. |
270 |
> |
* Future.get on submitted tasks will time out if they compute too long. |
271 |
|
*/ |
272 |
|
public void testTimedCallable() throws Exception { |
273 |
< |
final Runnable sleeper = |
274 |
< |
new RunnableShouldThrow(InterruptedException.class) { |
275 |
< |
public void realRun() throws InterruptedException { |
276 |
< |
Thread.sleep(LONG_DELAY_MS); |
277 |
< |
}}; |
278 |
< |
for (ExecutorService executor : |
279 |
< |
new ExecutorService[] { |
280 |
< |
Executors.newSingleThreadExecutor(), |
281 |
< |
Executors.newCachedThreadPool(), |
282 |
< |
Executors.newFixedThreadPool(2), |
283 |
< |
Executors.newScheduledThreadPool(2), |
284 |
< |
}) { |
285 |
< |
try { |
286 |
< |
Future future = executor.submit(sleeper); |
287 |
< |
try { |
288 |
< |
future.get(SHORT_DELAY_MS, MILLISECONDS); |
289 |
< |
shouldThrow(); |
290 |
< |
} catch (TimeoutException success) { |
291 |
< |
} finally { |
292 |
< |
future.cancel(true); |
293 |
< |
} |
294 |
< |
} |
295 |
< |
finally { |
296 |
< |
joinPool(executor); |
250 |
< |
} |
251 |
< |
} |
273 |
> |
final ExecutorService[] executors = { |
274 |
> |
Executors.newSingleThreadExecutor(), |
275 |
> |
Executors.newCachedThreadPool(), |
276 |
> |
Executors.newFixedThreadPool(2), |
277 |
> |
Executors.newScheduledThreadPool(2), |
278 |
> |
}; |
279 |
> |
|
280 |
> |
final Runnable sleeper = new CheckedInterruptedRunnable() { |
281 |
> |
public void realRun() throws InterruptedException { |
282 |
> |
delay(LONG_DELAY_MS); |
283 |
> |
}}; |
284 |
> |
|
285 |
> |
List<Thread> threads = new ArrayList<>(); |
286 |
> |
for (final ExecutorService executor : executors) { |
287 |
> |
threads.add(newStartedThread(new CheckedRunnable() { |
288 |
> |
public void realRun() { |
289 |
> |
Future future = executor.submit(sleeper); |
290 |
> |
assertFutureTimesOut(future); |
291 |
> |
}})); |
292 |
> |
} |
293 |
> |
for (Thread thread : threads) |
294 |
> |
awaitTermination(thread); |
295 |
> |
for (ExecutorService executor : executors) |
296 |
> |
joinPool(executor); |
297 |
|
} |
298 |
|
|
254 |
– |
|
299 |
|
/** |
300 |
|
* ThreadPoolExecutor using defaultThreadFactory has |
301 |
|
* specified group, priority, daemon status, and name |
302 |
|
*/ |
303 |
|
public void testDefaultThreadFactory() throws Exception { |
304 |
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
305 |
< |
Runnable r = new Runnable() { |
306 |
< |
public void run() { |
307 |
< |
try { |
308 |
< |
Thread current = Thread.currentThread(); |
309 |
< |
threadAssertTrue(!current.isDaemon()); |
310 |
< |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
311 |
< |
ThreadGroup g = current.getThreadGroup(); |
312 |
< |
SecurityManager s = System.getSecurityManager(); |
313 |
< |
if (s != null) |
314 |
< |
threadAssertTrue(g == s.getThreadGroup()); |
315 |
< |
else |
316 |
< |
threadAssertTrue(g == egroup); |
317 |
< |
String name = current.getName(); |
274 |
< |
threadAssertTrue(name.endsWith("thread-1")); |
275 |
< |
} catch (SecurityException ok) { |
276 |
< |
// Also pass if not allowed to change setting |
277 |
< |
} |
305 |
> |
final CountDownLatch done = new CountDownLatch(1); |
306 |
> |
Runnable r = new CheckedRunnable() { |
307 |
> |
public void realRun() { |
308 |
> |
try { |
309 |
> |
Thread current = Thread.currentThread(); |
310 |
> |
assertFalse(current.isDaemon()); |
311 |
> |
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
312 |
> |
SecurityManager s = System.getSecurityManager(); |
313 |
> |
assertSame(current.getThreadGroup(), |
314 |
> |
(s == null) ? egroup : s.getThreadGroup()); |
315 |
> |
assertTrue(current.getName().endsWith("thread-1")); |
316 |
> |
} catch (SecurityException ok) { |
317 |
> |
// Also pass if not allowed to change setting |
318 |
|
} |
319 |
< |
}; |
319 |
> |
done.countDown(); |
320 |
> |
}}; |
321 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
322 |
< |
|
323 |
< |
e.execute(r); |
324 |
< |
try { |
284 |
< |
e.shutdown(); |
285 |
< |
} catch (SecurityException ok) { |
286 |
< |
} |
287 |
< |
|
288 |
< |
try { |
289 |
< |
Thread.sleep(SHORT_DELAY_MS); |
290 |
< |
} finally { |
291 |
< |
joinPool(e); |
322 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
323 |
> |
e.execute(r); |
324 |
> |
await(done); |
325 |
|
} |
326 |
|
} |
327 |
|
|
331 |
|
* access control context and context class loader |
332 |
|
*/ |
333 |
|
public void testPrivilegedThreadFactory() throws Exception { |
334 |
< |
Policy savedPolicy = null; |
335 |
< |
try { |
336 |
< |
savedPolicy = Policy.getPolicy(); |
337 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
338 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
339 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
340 |
< |
Policy.setPolicy(policy); |
341 |
< |
} catch (AccessControlException ok) { |
309 |
< |
return; |
310 |
< |
} |
311 |
< |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
312 |
< |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
313 |
< |
final AccessControlContext thisacc = AccessController.getContext(); |
314 |
< |
Runnable r = new Runnable() { |
315 |
< |
public void run() { |
316 |
< |
try { |
334 |
> |
final CountDownLatch done = new CountDownLatch(1); |
335 |
> |
Runnable r = new CheckedRunnable() { |
336 |
> |
public void realRun() throws Exception { |
337 |
> |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
338 |
> |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
339 |
> |
final AccessControlContext thisacc = AccessController.getContext(); |
340 |
> |
Runnable r = new CheckedRunnable() { |
341 |
> |
public void realRun() { |
342 |
|
Thread current = Thread.currentThread(); |
343 |
< |
threadAssertTrue(!current.isDaemon()); |
344 |
< |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
320 |
< |
ThreadGroup g = current.getThreadGroup(); |
343 |
> |
assertFalse(current.isDaemon()); |
344 |
> |
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
345 |
|
SecurityManager s = System.getSecurityManager(); |
346 |
< |
if (s != null) |
347 |
< |
threadAssertTrue(g == s.getThreadGroup()); |
348 |
< |
else |
349 |
< |
threadAssertTrue(g == egroup); |
350 |
< |
String name = current.getName(); |
351 |
< |
threadAssertTrue(name.endsWith("thread-1")); |
352 |
< |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
353 |
< |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
354 |
< |
} catch (SecurityException ok) { |
355 |
< |
// Also pass if not allowed to change settings |
356 |
< |
} |
346 |
> |
assertSame(current.getThreadGroup(), |
347 |
> |
(s == null) ? egroup : s.getThreadGroup()); |
348 |
> |
assertTrue(current.getName().endsWith("thread-1")); |
349 |
> |
assertSame(thisccl, current.getContextClassLoader()); |
350 |
> |
assertEquals(thisacc, AccessController.getContext()); |
351 |
> |
done.countDown(); |
352 |
> |
}}; |
353 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
354 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
355 |
> |
e.execute(r); |
356 |
> |
await(done); |
357 |
|
} |
358 |
< |
}; |
335 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
358 |
> |
}}; |
359 |
|
|
360 |
< |
Policy.setPolicy(savedPolicy); |
361 |
< |
e.execute(r); |
362 |
< |
try { |
363 |
< |
e.shutdown(); |
364 |
< |
} catch (SecurityException ok) { |
365 |
< |
} |
366 |
< |
try { |
367 |
< |
Thread.sleep(SHORT_DELAY_MS); |
368 |
< |
} finally { |
369 |
< |
joinPool(e); |
360 |
> |
runWithPermissions(r, |
361 |
> |
new RuntimePermission("getClassLoader"), |
362 |
> |
new RuntimePermission("setContextClassLoader"), |
363 |
> |
new RuntimePermission("modifyThread")); |
364 |
> |
} |
365 |
> |
|
366 |
> |
boolean haveCCLPermissions() { |
367 |
> |
SecurityManager sm = System.getSecurityManager(); |
368 |
> |
if (sm != null) { |
369 |
> |
try { |
370 |
> |
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
371 |
> |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
372 |
> |
} catch (AccessControlException e) { |
373 |
> |
return false; |
374 |
> |
} |
375 |
|
} |
376 |
+ |
return true; |
377 |
|
} |
378 |
|
|
379 |
|
void checkCCL() { |
391 |
|
} |
392 |
|
} |
393 |
|
|
365 |
– |
|
394 |
|
/** |
395 |
|
* Without class loader permissions, creating |
396 |
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
397 |
|
*/ |
398 |
|
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
399 |
< |
Policy savedPolicy = null; |
400 |
< |
try { |
401 |
< |
savedPolicy = Policy.getPolicy(); |
402 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
403 |
< |
Policy.setPolicy(policy); |
404 |
< |
} catch (AccessControlException ok) { |
405 |
< |
return; |
406 |
< |
} |
407 |
< |
|
380 |
< |
// Check if program still has too many permissions to run test |
381 |
< |
try { |
382 |
< |
checkCCL(); |
383 |
< |
// too many privileges to test; so return |
384 |
< |
Policy.setPolicy(savedPolicy); |
385 |
< |
return; |
386 |
< |
} catch (AccessControlException ok) { |
387 |
< |
} |
399 |
> |
Runnable r = new CheckedRunnable() { |
400 |
> |
public void realRun() throws Exception { |
401 |
> |
if (System.getSecurityManager() == null) |
402 |
> |
return; |
403 |
> |
try { |
404 |
> |
Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
405 |
> |
shouldThrow(); |
406 |
> |
} catch (AccessControlException success) {} |
407 |
> |
}}; |
408 |
|
|
409 |
< |
try { |
390 |
< |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
391 |
< |
shouldThrow(); |
392 |
< |
} catch (AccessControlException success) { |
393 |
< |
} finally { |
394 |
< |
Policy.setPolicy(savedPolicy); |
395 |
< |
} |
409 |
> |
runWithoutPermissions(r); |
410 |
|
} |
411 |
|
|
412 |
|
/** |
413 |
|
* With class loader permissions, calling |
414 |
|
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
415 |
|
*/ |
416 |
< |
public void testprivilegedCallableUsingCCLWithPrivs() throws Exception { |
417 |
< |
Policy savedPolicy = null; |
418 |
< |
try { |
419 |
< |
savedPolicy = Policy.getPolicy(); |
420 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
421 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
422 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
423 |
< |
Policy.setPolicy(policy); |
424 |
< |
} catch (AccessControlException ok) { |
425 |
< |
return; |
426 |
< |
} |
413 |
< |
|
414 |
< |
try { |
415 |
< |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
416 |
< |
task.call(); |
417 |
< |
} |
418 |
< |
finally { |
419 |
< |
Policy.setPolicy(savedPolicy); |
420 |
< |
} |
416 |
> |
public void testPrivilegedCallableUsingCCLWithPrivs() throws Exception { |
417 |
> |
Runnable r = new CheckedRunnable() { |
418 |
> |
public void realRun() throws Exception { |
419 |
> |
Executors.privilegedCallableUsingCurrentClassLoader |
420 |
> |
(new NoOpCallable()) |
421 |
> |
.call(); |
422 |
> |
}}; |
423 |
> |
|
424 |
> |
runWithPermissions(r, |
425 |
> |
new RuntimePermission("getClassLoader"), |
426 |
> |
new RuntimePermission("setContextClassLoader")); |
427 |
|
} |
428 |
|
|
429 |
|
/** |
430 |
|
* Without permissions, calling privilegedCallable throws ACE |
431 |
|
*/ |
432 |
< |
public void testprivilegedCallableWithNoPrivs() throws Exception { |
433 |
< |
Callable task; |
434 |
< |
Policy savedPolicy = null; |
435 |
< |
AdjustablePolicy policy = null; |
436 |
< |
AccessControlContext noprivAcc = null; |
437 |
< |
try { |
438 |
< |
savedPolicy = Policy.getPolicy(); |
439 |
< |
policy = new AdjustablePolicy(); |
440 |
< |
Policy.setPolicy(policy); |
441 |
< |
noprivAcc = AccessController.getContext(); |
442 |
< |
task = Executors.privilegedCallable(new CheckCCL()); |
443 |
< |
Policy.setPolicy(savedPolicy); |
444 |
< |
} catch (AccessControlException ok) { |
445 |
< |
return; // program has too few permissions to set up test |
440 |
< |
} |
432 |
> |
public void testPrivilegedCallableWithNoPrivs() throws Exception { |
433 |
> |
// Avoid classloader-related SecurityExceptions in swingui.TestRunner |
434 |
> |
Executors.privilegedCallable(new CheckCCL()); |
435 |
> |
|
436 |
> |
Runnable r = new CheckedRunnable() { |
437 |
> |
public void realRun() throws Exception { |
438 |
> |
if (System.getSecurityManager() == null) |
439 |
> |
return; |
440 |
> |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
441 |
> |
try { |
442 |
> |
task.call(); |
443 |
> |
shouldThrow(); |
444 |
> |
} catch (AccessControlException success) {} |
445 |
> |
}}; |
446 |
|
|
447 |
< |
// Make sure that program doesn't have too many permissions |
443 |
< |
try { |
444 |
< |
AccessController.doPrivileged(new PrivilegedAction() { |
445 |
< |
public Object run() { |
446 |
< |
checkCCL(); |
447 |
< |
return null; |
448 |
< |
}}, noprivAcc); |
449 |
< |
// too many permssions; skip test |
450 |
< |
return; |
451 |
< |
} catch (AccessControlException ok) { |
452 |
< |
} |
447 |
> |
runWithoutPermissions(r); |
448 |
|
|
449 |
< |
try { |
450 |
< |
task.call(); |
451 |
< |
shouldThrow(); |
452 |
< |
} catch (AccessControlException success) {} |
449 |
> |
// It seems rather difficult to test that the |
450 |
> |
// AccessControlContext of the privilegedCallable is used |
451 |
> |
// instead of its caller. Below is a failed attempt to do |
452 |
> |
// that, which does not work because the AccessController |
453 |
> |
// cannot capture the internal state of the current Policy. |
454 |
> |
// It would be much more work to differentiate based on, |
455 |
> |
// e.g. CodeSource. |
456 |
> |
|
457 |
> |
// final AccessControlContext[] noprivAcc = new AccessControlContext[1]; |
458 |
> |
// final Callable[] task = new Callable[1]; |
459 |
> |
|
460 |
> |
// runWithPermissions |
461 |
> |
// (new CheckedRunnable() { |
462 |
> |
// public void realRun() { |
463 |
> |
// if (System.getSecurityManager() == null) |
464 |
> |
// return; |
465 |
> |
// noprivAcc[0] = AccessController.getContext(); |
466 |
> |
// task[0] = Executors.privilegedCallable(new CheckCCL()); |
467 |
> |
// try { |
468 |
> |
// AccessController.doPrivileged(new PrivilegedAction<Void>() { |
469 |
> |
// public Void run() { |
470 |
> |
// checkCCL(); |
471 |
> |
// return null; |
472 |
> |
// }}, noprivAcc[0]); |
473 |
> |
// shouldThrow(); |
474 |
> |
// } catch (AccessControlException success) {} |
475 |
> |
// }}); |
476 |
> |
|
477 |
> |
// runWithPermissions |
478 |
> |
// (new CheckedRunnable() { |
479 |
> |
// public void realRun() throws Exception { |
480 |
> |
// if (System.getSecurityManager() == null) |
481 |
> |
// return; |
482 |
> |
// // Verify that we have an underprivileged ACC |
483 |
> |
// try { |
484 |
> |
// AccessController.doPrivileged(new PrivilegedAction<Void>() { |
485 |
> |
// public Void run() { |
486 |
> |
// checkCCL(); |
487 |
> |
// return null; |
488 |
> |
// }}, noprivAcc[0]); |
489 |
> |
// shouldThrow(); |
490 |
> |
// } catch (AccessControlException success) {} |
491 |
> |
|
492 |
> |
// try { |
493 |
> |
// task[0].call(); |
494 |
> |
// shouldThrow(); |
495 |
> |
// } catch (AccessControlException success) {} |
496 |
> |
// }}, |
497 |
> |
// new RuntimePermission("getClassLoader"), |
498 |
> |
// new RuntimePermission("setContextClassLoader")); |
499 |
|
} |
500 |
|
|
501 |
|
/** |
502 |
|
* With permissions, calling privilegedCallable succeeds |
503 |
|
*/ |
504 |
< |
public void testprivilegedCallableWithPrivs() throws Exception { |
505 |
< |
Policy savedPolicy = null; |
506 |
< |
try { |
507 |
< |
savedPolicy = Policy.getPolicy(); |
508 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
509 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
510 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
511 |
< |
Policy.setPolicy(policy); |
512 |
< |
} catch (AccessControlException ok) { |
472 |
< |
return; |
473 |
< |
} |
474 |
< |
|
475 |
< |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
476 |
< |
try { |
477 |
< |
task.call(); |
478 |
< |
} finally { |
479 |
< |
Policy.setPolicy(savedPolicy); |
480 |
< |
} |
504 |
> |
public void testPrivilegedCallableWithPrivs() throws Exception { |
505 |
> |
Runnable r = new CheckedRunnable() { |
506 |
> |
public void realRun() throws Exception { |
507 |
> |
Executors.privilegedCallable(new CheckCCL()).call(); |
508 |
> |
}}; |
509 |
> |
|
510 |
> |
runWithPermissions(r, |
511 |
> |
new RuntimePermission("getClassLoader"), |
512 |
> |
new RuntimePermission("setContextClassLoader")); |
513 |
|
} |
514 |
|
|
515 |
|
/** |
546 |
|
assertSame(one, c.call()); |
547 |
|
} |
548 |
|
|
517 |
– |
|
549 |
|
/** |
550 |
|
* callable(null Runnable) throws NPE |
551 |
|
*/ |
586 |
|
} catch (NullPointerException success) {} |
587 |
|
} |
588 |
|
|
589 |
+ |
/** |
590 |
+ |
* callable(runnable, x).toString() contains toString of wrapped task |
591 |
+ |
*/ |
592 |
+ |
public void testCallable_withResult_toString() { |
593 |
+ |
if (testImplementationDetails) { |
594 |
+ |
Runnable r = () -> {}; |
595 |
+ |
Callable<String> c = Executors.callable(r, ""); |
596 |
+ |
assertEquals( |
597 |
+ |
identityString(c) + "[Wrapped task = " + r.toString() + "]", |
598 |
+ |
c.toString()); |
599 |
+ |
} |
600 |
+ |
} |
601 |
|
|
602 |
+ |
/** |
603 |
+ |
* callable(runnable).toString() contains toString of wrapped task |
604 |
+ |
*/ |
605 |
+ |
public void testCallable_toString() { |
606 |
+ |
if (testImplementationDetails) { |
607 |
+ |
Runnable r = () -> {}; |
608 |
+ |
Callable<Object> c = Executors.callable(r); |
609 |
+ |
assertEquals( |
610 |
+ |
identityString(c) + "[Wrapped task = " + r.toString() + "]", |
611 |
+ |
c.toString()); |
612 |
+ |
} |
613 |
+ |
} |
614 |
+ |
|
615 |
+ |
/** |
616 |
+ |
* privilegedCallable(callable).toString() contains toString of wrapped task |
617 |
+ |
*/ |
618 |
+ |
public void testPrivilegedCallable_toString() { |
619 |
+ |
if (testImplementationDetails) { |
620 |
+ |
Callable<String> c = () -> ""; |
621 |
+ |
Callable<String> priv = Executors.privilegedCallable(c); |
622 |
+ |
assertEquals( |
623 |
+ |
identityString(priv) + "[Wrapped task = " + c.toString() + "]", |
624 |
+ |
priv.toString()); |
625 |
+ |
} |
626 |
+ |
} |
627 |
+ |
|
628 |
+ |
/** |
629 |
+ |
* privilegedCallableUsingCurrentClassLoader(callable).toString() |
630 |
+ |
* contains toString of wrapped task |
631 |
+ |
*/ |
632 |
+ |
public void testPrivilegedCallableUsingCurrentClassLoader_toString() { |
633 |
+ |
if (testImplementationDetails) { |
634 |
+ |
Callable<String> c = () -> ""; |
635 |
+ |
Callable<String> priv = Executors.privilegedCallableUsingCurrentClassLoader(c); |
636 |
+ |
assertEquals( |
637 |
+ |
identityString(priv) + "[Wrapped task = " + c.toString() + "]", |
638 |
+ |
priv.toString()); |
639 |
+ |
} |
640 |
+ |
} |
641 |
|
} |