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/* |
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* Written by members of JCP JSR-166 Expert Group and released to the |
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* public domain. Use, modify, and redistribute this code in any way |
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* without acknowledgement. Other contributors include Andrew Wright, |
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* Jeffrey Hayes, Pat Fischer, Mike Judd. |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
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import java.math.BigInteger; |
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import java.security.*; |
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|
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public class ExecutorsTest extends TestCase{ |
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|
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public class ExecutorsTest extends JSR166TestCase{ |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run (suite()); |
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junit.textui.TestRunner.run (suite()); |
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} |
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|
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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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return new TestSuite(ExecutorsTest.class); |
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} |
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|
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private static long SHORT_DELAY_MS = 100; |
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private static long MEDIUM_DELAY_MS = 1000; |
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private static long LONG_DELAY_MS = 10000; |
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|
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class SleepRun implements Runnable { |
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public void run() { |
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try{ |
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Thread.sleep(MEDIUM_DELAY_MS); |
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} catch(InterruptedException e){ |
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fail("unexpected exception"); |
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static class TimedCallable<T> implements Callable<T> { |
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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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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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return ftask.get(msecs, TimeUnit.MILLISECONDS); |
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} finally { |
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ftask.cancel(true); |
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} |
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} |
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} |
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|
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|
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class SleepCall implements Callable { |
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public Object call(){ |
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try{ |
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Thread.sleep(MEDIUM_DELAY_MS); |
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}catch(InterruptedException e){ |
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fail("unexpected exception"); |
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|
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private static class Fib implements Callable<BigInteger> { |
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private final BigInteger n; |
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Fib(long n) { |
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if (n < 0) throw new IllegalArgumentException("need non-negative arg, but got " + n); |
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this.n = BigInteger.valueOf(n); |
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} |
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public BigInteger call() { |
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BigInteger f1 = BigInteger.ONE; |
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BigInteger f2 = f1; |
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for (BigInteger i = BigInteger.ZERO; i.compareTo(n) < 0; i = i.add(BigInteger.ONE)) { |
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BigInteger t = f1.add(f2); |
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f1 = f2; |
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f2 = t; |
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} |
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return Boolean.TRUE; |
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return f1; |
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} |
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}; |
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|
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/** |
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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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} |
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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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} |
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|
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/** |
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* A newCachedThreadPool with null ThreadFactory throws NPE |
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*/ |
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public void testNewCachedThreadPool3() { |
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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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} |
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} |
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|
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/** |
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* Test to verify execute(Executor, Runnable) will throw |
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* RejectedExecutionException Attempting to execute a runnable on |
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* a full ThreadPool will cause such an exception here, up to 5 |
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* runnables are attempted on a pool capable on handling one |
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* until it throws an exception |
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* A new SingleThreadExecutor can execute runnables |
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*/ |
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public void testExecute1(){ |
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ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,100L, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
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try{ |
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|
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for(int i = 0; i < 5; ++i){ |
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Executors.execute(p, new SleepRun(), Boolean.TRUE); |
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} |
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fail("should throw"); |
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} catch(RejectedExecutionException success){} |
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p.shutdownNow(); |
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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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} |
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|
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/** |
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* Test to verify execute(Executor, Callable) will throw |
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* RejectedExecutionException Attempting to execute a callable on |
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* a full ThreadPool will cause such an exception here, up to 5 |
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* runnables are attempted on a pool capable on handling one |
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* until it throws an exception |
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*/ |
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public void testExecute2(){ |
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ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,100L, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
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try{ |
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for(int i = 0; i < 5; ++i) { |
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Executors.execute(p, new SleepCall()); |
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} |
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fail("should throw"); |
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}catch(RejectedExecutionException e){} |
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p.shutdownNow(); |
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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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} |
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|
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/** |
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* A new SingleThreadExecutor with null ThreadFactory throws NPE |
123 |
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*/ |
124 |
+ |
public void testNewSingleThreadExecutor3() { |
125 |
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try { |
126 |
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ExecutorService e = Executors.newSingleThreadExecutor(null); |
127 |
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shouldThrow(); |
128 |
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} |
129 |
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catch (NullPointerException success) { |
130 |
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} |
131 |
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} |
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|
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/** |
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* Test to verify invoke(Executor, Runnable) throws InterruptedException |
135 |
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* A single use of invoke starts that will wait long enough |
136 |
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* for the invoking thread to be interrupted |
137 |
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*/ |
138 |
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public void testInvoke2(){ |
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final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
140 |
< |
Thread t = new Thread(new Runnable() { |
141 |
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public void run(){ |
142 |
< |
try{ |
143 |
< |
Executors.invoke(p,new Runnable(){ |
101 |
< |
public void run(){ |
102 |
< |
try{ |
103 |
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Thread.sleep(MEDIUM_DELAY_MS); |
104 |
< |
fail("should throw"); |
105 |
< |
}catch(InterruptedException e){ |
106 |
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} |
107 |
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} |
108 |
< |
}); |
109 |
< |
} catch(InterruptedException success){ |
110 |
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} catch(Exception e) { |
111 |
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fail("unexpected exception"); |
112 |
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} |
113 |
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|
114 |
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} |
115 |
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}); |
116 |
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try{ |
117 |
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t.start(); |
118 |
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Thread.sleep(SHORT_DELAY_MS); |
119 |
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t.interrupt(); |
120 |
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}catch(Exception e){ |
121 |
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fail("unexpected exception"); |
122 |
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} |
123 |
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p.shutdownNow(); |
134 |
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* A new SingleThreadExecutor cannot be casted to concrete implementation |
135 |
> |
*/ |
136 |
> |
public void testCastNewSingleThreadExecutor() { |
137 |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
138 |
> |
try { |
139 |
> |
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
140 |
> |
} catch (ClassCastException success) { |
141 |
> |
} finally { |
142 |
> |
joinPool(e); |
143 |
> |
} |
144 |
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} |
145 |
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|
146 |
+ |
|
147 |
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/** |
148 |
< |
* Test to verify invoke(Executor, Runnable) will throw |
149 |
< |
* ExecutionException An ExecutionException occurs when the |
150 |
< |
* underlying Runnable throws an exception, here the |
151 |
< |
* DivideByZeroException will cause an ExecutionException |
152 |
< |
*/ |
153 |
< |
public void testInvoke3(){ |
154 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
155 |
< |
try{ |
135 |
< |
Runnable r = new Runnable(){ |
136 |
< |
public void run(){ |
137 |
< |
int i = 5/0; |
138 |
< |
} |
139 |
< |
}; |
140 |
< |
|
141 |
< |
for(int i =0; i < 5; i++){ |
142 |
< |
Executors.invoke(p,r); |
143 |
< |
} |
144 |
< |
|
145 |
< |
fail("should throw"); |
146 |
< |
} catch(ExecutionException success){ |
147 |
< |
} catch(Exception e){ |
148 |
< |
fail("should throw EE"); |
149 |
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} |
150 |
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p.shutdownNow(); |
148 |
> |
* A new newFixedThreadPool can execute runnables |
149 |
> |
*/ |
150 |
> |
public void testNewFixedThreadPool1() { |
151 |
> |
ExecutorService e = Executors.newFixedThreadPool(2); |
152 |
> |
e.execute(new NoOpRunnable()); |
153 |
> |
e.execute(new NoOpRunnable()); |
154 |
> |
e.execute(new NoOpRunnable()); |
155 |
> |
joinPool(e); |
156 |
|
} |
157 |
|
|
158 |
+ |
/** |
159 |
+ |
* A new newFixedThreadPool with given ThreadFactory can execute runnables |
160 |
+ |
*/ |
161 |
+ |
public void testNewFixedThreadPool2() { |
162 |
+ |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
163 |
+ |
e.execute(new NoOpRunnable()); |
164 |
+ |
e.execute(new NoOpRunnable()); |
165 |
+ |
e.execute(new NoOpRunnable()); |
166 |
+ |
joinPool(e); |
167 |
+ |
} |
168 |
|
|
169 |
+ |
/** |
170 |
+ |
* A new newFixedThreadPool with null ThreadFactory throws NPE |
171 |
+ |
*/ |
172 |
+ |
public void testNewFixedThreadPool3() { |
173 |
+ |
try { |
174 |
+ |
ExecutorService e = Executors.newFixedThreadPool(2, null); |
175 |
+ |
shouldThrow(); |
176 |
+ |
} |
177 |
+ |
catch (NullPointerException success) { |
178 |
+ |
} |
179 |
+ |
} |
180 |
|
|
181 |
|
/** |
182 |
< |
* Test to verify invoke(Executor, Callable) throws |
183 |
< |
* InterruptedException A single use of invoke starts that will |
184 |
< |
* wait long enough for the invoking thread to be interrupted |
185 |
< |
*/ |
186 |
< |
public void testInvoke5(){ |
187 |
< |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
188 |
< |
|
189 |
< |
final Callable c = new Callable(){ |
190 |
< |
public Object call(){ |
191 |
< |
try{ |
166 |
< |
Executors.invoke(p, new SleepCall()); |
167 |
< |
fail("should throw"); |
168 |
< |
}catch(InterruptedException e){} |
169 |
< |
catch(RejectedExecutionException e2){} |
170 |
< |
catch(ExecutionException e3){} |
171 |
< |
return Boolean.TRUE; |
172 |
< |
} |
173 |
< |
}; |
182 |
> |
* A new newFixedThreadPool with 0 threads throws IAE |
183 |
> |
*/ |
184 |
> |
public void testNewFixedThreadPool4() { |
185 |
> |
try { |
186 |
> |
ExecutorService e = Executors.newFixedThreadPool(0); |
187 |
> |
shouldThrow(); |
188 |
> |
} |
189 |
> |
catch (IllegalArgumentException success) { |
190 |
> |
} |
191 |
> |
} |
192 |
|
|
193 |
|
|
194 |
< |
|
195 |
< |
Thread t = new Thread(new Runnable(){ |
196 |
< |
public void run(){ |
197 |
< |
try{ |
198 |
< |
c.call(); |
199 |
< |
}catch(Exception e){} |
200 |
< |
} |
201 |
< |
}); |
202 |
< |
try{ |
185 |
< |
t.start(); |
186 |
< |
Thread.sleep(SHORT_DELAY_MS); |
187 |
< |
t.interrupt(); |
188 |
< |
t.join(); |
189 |
< |
}catch(InterruptedException e){ |
190 |
< |
fail("unexpected exception"); |
191 |
< |
} |
192 |
< |
|
193 |
< |
p.shutdownNow(); |
194 |
> |
/** |
195 |
> |
* An unconfigurable newFixedThreadPool can execute runnables |
196 |
> |
*/ |
197 |
> |
public void testunconfigurableExecutorService() { |
198 |
> |
ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
199 |
> |
e.execute(new NoOpRunnable()); |
200 |
> |
e.execute(new NoOpRunnable()); |
201 |
> |
e.execute(new NoOpRunnable()); |
202 |
> |
joinPool(e); |
203 |
|
} |
204 |
|
|
205 |
|
/** |
206 |
< |
* Test to verify invoke(Executor, Callable) will throw ExecutionException |
207 |
< |
* An ExecutionException occurs when the underlying Runnable throws |
208 |
< |
* an exception, here the DivideByZeroException will cause an ExecutionException |
209 |
< |
*/ |
210 |
< |
public void testInvoke6(){ |
211 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
212 |
< |
|
213 |
< |
try{ |
214 |
< |
Callable c = new Callable(){ |
215 |
< |
public Object call(){ |
216 |
< |
int i = 5/0; |
217 |
< |
return Boolean.TRUE; |
218 |
< |
} |
219 |
< |
}; |
220 |
< |
|
221 |
< |
for(int i =0; i < 5; i++){ |
222 |
< |
Executors.invoke(p,c); |
206 |
> |
* unconfigurableExecutorService(null) throws NPE |
207 |
> |
*/ |
208 |
> |
public void testunconfigurableExecutorServiceNPE() { |
209 |
> |
try { |
210 |
> |
ExecutorService e = Executors.unconfigurableExecutorService(null); |
211 |
> |
} |
212 |
> |
catch (NullPointerException success) { |
213 |
> |
} |
214 |
> |
} |
215 |
> |
|
216 |
> |
/** |
217 |
> |
* unconfigurableScheduledExecutorService(null) throws NPE |
218 |
> |
*/ |
219 |
> |
public void testunconfigurableScheduledExecutorServiceNPE() { |
220 |
> |
try { |
221 |
> |
ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
222 |
> |
} |
223 |
> |
catch (NullPointerException success) { |
224 |
> |
} |
225 |
> |
} |
226 |
> |
|
227 |
> |
|
228 |
> |
/** |
229 |
> |
* a newSingleThreadScheduledExecutor successfully runs delayed task |
230 |
> |
*/ |
231 |
> |
public void testNewSingleThreadScheduledExecutor() { |
232 |
> |
try { |
233 |
> |
TrackedCallable callable = new TrackedCallable(); |
234 |
> |
ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
235 |
> |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
236 |
> |
assertFalse(callable.done); |
237 |
> |
Thread.sleep(MEDIUM_DELAY_MS); |
238 |
> |
assertTrue(callable.done); |
239 |
> |
assertEquals(Boolean.TRUE, f.get()); |
240 |
> |
joinPool(p1); |
241 |
> |
} catch (RejectedExecutionException e){} |
242 |
> |
catch (Exception e){ |
243 |
> |
e.printStackTrace(); |
244 |
> |
unexpectedException(); |
245 |
> |
} |
246 |
> |
} |
247 |
> |
|
248 |
> |
/** |
249 |
> |
* a newScheduledThreadPool successfully runs delayed task |
250 |
> |
*/ |
251 |
> |
public void testnewScheduledThreadPool() { |
252 |
> |
try { |
253 |
> |
TrackedCallable callable = new TrackedCallable(); |
254 |
> |
ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
255 |
> |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
256 |
> |
assertFalse(callable.done); |
257 |
> |
Thread.sleep(MEDIUM_DELAY_MS); |
258 |
> |
assertTrue(callable.done); |
259 |
> |
assertEquals(Boolean.TRUE, f.get()); |
260 |
> |
joinPool(p1); |
261 |
> |
} catch (RejectedExecutionException e){} |
262 |
> |
catch (Exception e){ |
263 |
> |
e.printStackTrace(); |
264 |
> |
unexpectedException(); |
265 |
> |
} |
266 |
> |
} |
267 |
> |
|
268 |
> |
/** |
269 |
> |
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
270 |
> |
*/ |
271 |
> |
public void testunconfigurableScheduledExecutorService() { |
272 |
> |
try { |
273 |
> |
TrackedCallable callable = new TrackedCallable(); |
274 |
> |
ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
275 |
> |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
276 |
> |
assertFalse(callable.done); |
277 |
> |
Thread.sleep(MEDIUM_DELAY_MS); |
278 |
> |
assertTrue(callable.done); |
279 |
> |
assertEquals(Boolean.TRUE, f.get()); |
280 |
> |
joinPool(p1); |
281 |
> |
} catch (RejectedExecutionException e){} |
282 |
> |
catch (Exception e){ |
283 |
> |
e.printStackTrace(); |
284 |
> |
unexpectedException(); |
285 |
> |
} |
286 |
> |
} |
287 |
> |
|
288 |
> |
/** |
289 |
> |
* timeouts from execute will time out if they compute too long. |
290 |
> |
*/ |
291 |
> |
public void testTimedCallable() { |
292 |
> |
int N = 10000; |
293 |
> |
ExecutorService executor = Executors.newSingleThreadExecutor(); |
294 |
> |
List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
295 |
> |
try { |
296 |
> |
long startTime = System.currentTimeMillis(); |
297 |
> |
|
298 |
> |
long i = 0; |
299 |
> |
while (tasks.size() < N) { |
300 |
> |
tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
301 |
> |
i += 10; |
302 |
|
} |
303 |
< |
|
304 |
< |
fail("should throw"); |
305 |
< |
}catch(RejectedExecutionException e){} |
306 |
< |
catch(InterruptedException e2){} |
307 |
< |
catch(ExecutionException e3){} |
308 |
< |
p.shutdownNow(); |
303 |
> |
|
304 |
> |
int iters = 0; |
305 |
> |
BigInteger sum = BigInteger.ZERO; |
306 |
> |
for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
307 |
> |
try { |
308 |
> |
++iters; |
309 |
> |
sum = sum.add(it.next().call()); |
310 |
> |
} |
311 |
> |
catch (TimeoutException success) { |
312 |
> |
assertTrue(iters > 0); |
313 |
> |
return; |
314 |
> |
} |
315 |
> |
catch (Exception e) { |
316 |
> |
unexpectedException(); |
317 |
> |
} |
318 |
> |
} |
319 |
> |
// if by chance we didn't ever time out, total time must be small |
320 |
> |
long elapsed = System.currentTimeMillis() - startTime; |
321 |
> |
assertTrue(elapsed < N); |
322 |
> |
} |
323 |
> |
finally { |
324 |
> |
joinPool(executor); |
325 |
> |
} |
326 |
|
} |
327 |
|
|
328 |
< |
public void testExecuteRunnable () { |
328 |
> |
|
329 |
> |
/** |
330 |
> |
* ThreadPoolExecutor using defaultThreadFactory has |
331 |
> |
* specified group, priority, daemon status, and name |
332 |
> |
*/ |
333 |
> |
public void testDefaultThreadFactory() { |
334 |
> |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
335 |
> |
Runnable r = new Runnable() { |
336 |
> |
public void run() { |
337 |
> |
try { |
338 |
> |
Thread current = Thread.currentThread(); |
339 |
> |
threadAssertTrue(!current.isDaemon()); |
340 |
> |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
341 |
> |
ThreadGroup g = current.getThreadGroup(); |
342 |
> |
SecurityManager s = System.getSecurityManager(); |
343 |
> |
if (s != null) |
344 |
> |
threadAssertTrue(g == s.getThreadGroup()); |
345 |
> |
else |
346 |
> |
threadAssertTrue(g == egroup); |
347 |
> |
String name = current.getName(); |
348 |
> |
threadAssertTrue(name.endsWith("thread-1")); |
349 |
> |
} catch (SecurityException ok) { |
350 |
> |
// Also pass if not allowed to change setting |
351 |
> |
} |
352 |
> |
} |
353 |
> |
}; |
354 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
355 |
> |
|
356 |
> |
e.execute(r); |
357 |
|
try { |
358 |
< |
Executor e = new DirectExecutor(); |
359 |
< |
Task task = new Task(); |
358 |
> |
e.shutdown(); |
359 |
> |
} catch (SecurityException ok) { |
360 |
> |
} |
361 |
|
|
362 |
< |
assertFalse("task should not be complete", task.isCompleted()); |
362 |
> |
try { |
363 |
> |
Thread.sleep(SHORT_DELAY_MS); |
364 |
> |
} catch (Exception eX) { |
365 |
> |
unexpectedException(); |
366 |
> |
} finally { |
367 |
> |
joinPool(e); |
368 |
> |
} |
369 |
> |
} |
370 |
|
|
371 |
< |
Future<String> future = Executors.execute(e, task, TEST_STRING); |
372 |
< |
String result = future.get(); |
371 |
> |
/** |
372 |
> |
* ThreadPoolExecutor using privilegedThreadFactory has |
373 |
> |
* specified group, priority, daemon status, name, |
374 |
> |
* access control context and context class loader |
375 |
> |
*/ |
376 |
> |
public void testPrivilegedThreadFactory() { |
377 |
> |
Policy savedPolicy = null; |
378 |
> |
try { |
379 |
> |
savedPolicy = Policy.getPolicy(); |
380 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
381 |
> |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
382 |
> |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
383 |
> |
Policy.setPolicy(policy); |
384 |
> |
} catch (AccessControlException ok) { |
385 |
> |
return; |
386 |
> |
} |
387 |
> |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
388 |
> |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
389 |
> |
final AccessControlContext thisacc = AccessController.getContext(); |
390 |
> |
Runnable r = new Runnable() { |
391 |
> |
public void run() { |
392 |
> |
try { |
393 |
> |
Thread current = Thread.currentThread(); |
394 |
> |
threadAssertTrue(!current.isDaemon()); |
395 |
> |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
396 |
> |
ThreadGroup g = current.getThreadGroup(); |
397 |
> |
SecurityManager s = System.getSecurityManager(); |
398 |
> |
if (s != null) |
399 |
> |
threadAssertTrue(g == s.getThreadGroup()); |
400 |
> |
else |
401 |
> |
threadAssertTrue(g == egroup); |
402 |
> |
String name = current.getName(); |
403 |
> |
threadAssertTrue(name.endsWith("thread-1")); |
404 |
> |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
405 |
> |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
406 |
> |
} catch (SecurityException ok) { |
407 |
> |
// Also pass if not allowed to change settings |
408 |
> |
} |
409 |
> |
} |
410 |
> |
}; |
411 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
412 |
|
|
413 |
< |
assertTrue("task should be complete", task.isCompleted()); |
414 |
< |
assertSame("should return test string", TEST_STRING, result); |
413 |
> |
Policy.setPolicy(savedPolicy); |
414 |
> |
e.execute(r); |
415 |
> |
try { |
416 |
> |
e.shutdown(); |
417 |
> |
} catch (SecurityException ok) { |
418 |
|
} |
419 |
< |
catch (ExecutionException ex) { |
420 |
< |
fail("Unexpected exception"); |
419 |
> |
try { |
420 |
> |
Thread.sleep(SHORT_DELAY_MS); |
421 |
> |
} catch (Exception ex) { |
422 |
> |
unexpectedException(); |
423 |
> |
} finally { |
424 |
> |
joinPool(e); |
425 |
|
} |
426 |
< |
catch (InterruptedException ex) { |
427 |
< |
fail("Unexpected exception"); |
426 |
> |
|
427 |
> |
} |
428 |
> |
|
429 |
> |
void checkCCL() { |
430 |
> |
SecurityManager sm = System.getSecurityManager(); |
431 |
> |
if (sm != null) { |
432 |
> |
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
433 |
> |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
434 |
|
} |
435 |
|
} |
436 |
|
|
437 |
< |
public void testInvokeRunnable () { |
437 |
> |
class CheckCCL implements Callable<Object> { |
438 |
> |
public Object call() { |
439 |
> |
checkCCL(); |
440 |
> |
return null; |
441 |
> |
} |
442 |
> |
} |
443 |
> |
|
444 |
> |
|
445 |
> |
/** |
446 |
> |
* Without class loader permissions, creating |
447 |
> |
* privilegedCallableUsingCurrentClassLoader throws ACE |
448 |
> |
*/ |
449 |
> |
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
450 |
> |
Policy savedPolicy = null; |
451 |
|
try { |
452 |
< |
Executor e = new DirectExecutor(); |
453 |
< |
Task task = new Task(); |
452 |
> |
savedPolicy = Policy.getPolicy(); |
453 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
454 |
> |
Policy.setPolicy(policy); |
455 |
> |
} catch (AccessControlException ok) { |
456 |
> |
return; |
457 |
> |
} |
458 |
|
|
459 |
< |
assertFalse("task should not be complete", task.isCompleted()); |
459 |
> |
// Check if program still has too many permissions to run test |
460 |
> |
try { |
461 |
> |
checkCCL(); |
462 |
> |
// too many privileges to test; so return |
463 |
> |
Policy.setPolicy(savedPolicy); |
464 |
> |
return; |
465 |
> |
} catch (AccessControlException ok) { |
466 |
> |
} |
467 |
|
|
468 |
< |
Executors.invoke(e, task); |
468 |
> |
try { |
469 |
> |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
470 |
> |
shouldThrow(); |
471 |
> |
} catch (AccessControlException success) { |
472 |
> |
} catch (Exception ex) { |
473 |
> |
unexpectedException(); |
474 |
> |
} |
475 |
> |
finally { |
476 |
> |
Policy.setPolicy(savedPolicy); |
477 |
> |
} |
478 |
> |
} |
479 |
|
|
480 |
< |
assertTrue("task should be complete", task.isCompleted()); |
480 |
> |
/** |
481 |
> |
* With class loader permissions, calling |
482 |
> |
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
483 |
> |
*/ |
484 |
> |
public void testprivilegedCallableUsingCCLWithPrivs() { |
485 |
> |
Policy savedPolicy = null; |
486 |
> |
try { |
487 |
> |
savedPolicy = Policy.getPolicy(); |
488 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
489 |
> |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
490 |
> |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
491 |
> |
Policy.setPolicy(policy); |
492 |
> |
} catch (AccessControlException ok) { |
493 |
> |
return; |
494 |
|
} |
495 |
< |
catch (ExecutionException ex) { |
496 |
< |
fail("Unexpected exception"); |
495 |
> |
|
496 |
> |
try { |
497 |
> |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
498 |
> |
task.call(); |
499 |
> |
} catch (Exception ex) { |
500 |
> |
unexpectedException(); |
501 |
|
} |
502 |
< |
catch (InterruptedException ex) { |
503 |
< |
fail("Unexpected exception"); |
502 |
> |
finally { |
503 |
> |
Policy.setPolicy(savedPolicy); |
504 |
|
} |
505 |
|
} |
506 |
|
|
507 |
< |
public void testExecuteCallable () { |
507 |
> |
/** |
508 |
> |
* Without permissions, calling privilegedCallable throws ACE |
509 |
> |
*/ |
510 |
> |
public void testprivilegedCallableWithNoPrivs() { |
511 |
> |
Callable task; |
512 |
> |
Policy savedPolicy = null; |
513 |
> |
AdjustablePolicy policy = null; |
514 |
> |
AccessControlContext noprivAcc = null; |
515 |
> |
try { |
516 |
> |
savedPolicy = Policy.getPolicy(); |
517 |
> |
policy = new AdjustablePolicy(); |
518 |
> |
Policy.setPolicy(policy); |
519 |
> |
noprivAcc = AccessController.getContext(); |
520 |
> |
task = Executors.privilegedCallable(new CheckCCL()); |
521 |
> |
Policy.setPolicy(savedPolicy); |
522 |
> |
} 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 |
< |
Executor e = new DirectExecutor(); |
529 |
< |
Future<String> future = Executors.execute(e, new StringTask()); |
530 |
< |
String result = future.get(); |
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 |
< |
assertSame("should return test string", TEST_STRING, result); |
538 |
> |
try { |
539 |
> |
task.call(); |
540 |
> |
shouldThrow(); |
541 |
> |
} catch (AccessControlException success) { |
542 |
> |
} catch (Exception ex) { |
543 |
> |
unexpectedException(); |
544 |
|
} |
545 |
< |
catch (ExecutionException ex) { |
546 |
< |
fail("Unexpected exception"); |
545 |
> |
} |
546 |
> |
|
547 |
> |
/** |
548 |
> |
* With permissions, calling privilegedCallable succeeds |
549 |
> |
*/ |
550 |
> |
public void testprivilegedCallableWithPrivs() { |
551 |
> |
Policy savedPolicy = null; |
552 |
> |
try { |
553 |
> |
savedPolicy = Policy.getPolicy(); |
554 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
555 |
> |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
556 |
> |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
557 |
> |
Policy.setPolicy(policy); |
558 |
> |
} catch (AccessControlException ok) { |
559 |
> |
return; |
560 |
|
} |
561 |
< |
catch (InterruptedException ex) { |
562 |
< |
fail("Unexpected exception"); |
561 |
> |
|
562 |
> |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
563 |
> |
try { |
564 |
> |
task.call(); |
565 |
> |
} catch (Exception ex) { |
566 |
> |
unexpectedException(); |
567 |
> |
} finally { |
568 |
> |
Policy.setPolicy(savedPolicy); |
569 |
|
} |
570 |
|
} |
571 |
|
|
572 |
< |
public void testInvokeCallable () { |
572 |
> |
/** |
573 |
> |
* callable(Runnable) returns null when called |
574 |
> |
*/ |
575 |
> |
public void testCallable1() { |
576 |
|
try { |
577 |
< |
Executor e = new DirectExecutor(); |
578 |
< |
String result = Executors.invoke(e, new StringTask()); |
577 |
> |
Callable c = Executors.callable(new NoOpRunnable()); |
578 |
> |
assertNull(c.call()); |
579 |
> |
} catch (Exception ex) { |
580 |
> |
unexpectedException(); |
581 |
> |
} |
582 |
> |
|
583 |
> |
} |
584 |
|
|
585 |
< |
assertSame("should return test string", TEST_STRING, result); |
585 |
> |
/** |
586 |
> |
* callable(Runnable, result) returns result when called |
587 |
> |
*/ |
588 |
> |
public void testCallable2() { |
589 |
> |
try { |
590 |
> |
Callable c = Executors.callable(new NoOpRunnable(), one); |
591 |
> |
assertEquals(one, c.call()); |
592 |
> |
} catch (Exception ex) { |
593 |
> |
unexpectedException(); |
594 |
|
} |
595 |
< |
catch (ExecutionException ex) { |
596 |
< |
fail("Unexpected exception" ); |
595 |
> |
} |
596 |
> |
|
597 |
> |
/** |
598 |
> |
* callable(PrivilegedAction) returns its result when called |
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) { |
606 |
> |
unexpectedException(); |
607 |
|
} |
608 |
< |
catch (InterruptedException ex) { |
609 |
< |
fail("Unexpected exception"); |
608 |
> |
} |
609 |
> |
|
610 |
> |
/** |
611 |
> |
* callable(PrivilegedExceptionAction) returns its result when called |
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) { |
619 |
> |
unexpectedException(); |
620 |
|
} |
621 |
|
} |
622 |
|
|
294 |
– |
private static final String TEST_STRING = "a test string"; |
623 |
|
|
624 |
< |
private static class Task implements Runnable { |
625 |
< |
public void run() { completed = true; } |
626 |
< |
public boolean isCompleted() { return completed; } |
627 |
< |
public void reset() { completed = false; } |
628 |
< |
private boolean completed = false; |
624 |
> |
/** |
625 |
> |
* callable(null Runnable) throws NPE |
626 |
> |
*/ |
627 |
> |
public void testCallableNPE1() { |
628 |
> |
try { |
629 |
> |
Runnable r = null; |
630 |
> |
Callable c = Executors.callable(r); |
631 |
> |
} catch (NullPointerException success) { |
632 |
> |
} |
633 |
> |
} |
634 |
> |
|
635 |
> |
/** |
636 |
> |
* callable(null, result) throws NPE |
637 |
> |
*/ |
638 |
> |
public void testCallableNPE2() { |
639 |
> |
try { |
640 |
> |
Runnable r = null; |
641 |
> |
Callable c = Executors.callable(r, one); |
642 |
> |
} catch (NullPointerException success) { |
643 |
> |
} |
644 |
|
} |
645 |
|
|
646 |
< |
private static class StringTask implements Callable<String> { |
647 |
< |
public String call() { return TEST_STRING; } |
646 |
> |
/** |
647 |
> |
* callable(null PrivilegedAction) throws NPE |
648 |
> |
*/ |
649 |
> |
public void testCallableNPE3() { |
650 |
> |
try { |
651 |
> |
PrivilegedAction r = null; |
652 |
> |
Callable c = Executors.callable(r); |
653 |
> |
} catch (NullPointerException success) { |
654 |
> |
} |
655 |
|
} |
656 |
|
|
657 |
< |
static class DirectExecutor implements Executor { |
658 |
< |
public void execute(Runnable r) { |
659 |
< |
r.run(); |
657 |
> |
/** |
658 |
> |
* callable(null PrivilegedExceptionAction) throws NPE |
659 |
> |
*/ |
660 |
> |
public void testCallableNPE4() { |
661 |
> |
try { |
662 |
> |
PrivilegedExceptionAction r = null; |
663 |
> |
Callable c = Executors.callable(r); |
664 |
> |
} catch (NullPointerException success) { |
665 |
|
} |
666 |
|
} |
667 |
|
|