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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 JSR166TestCase{ |
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|
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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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/** |
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* execute(Executor, Runnable) will throw |
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* RejectedExecutionException Attempting to execute a runnable on |
26 |
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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 testExecute1(){ |
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ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
32 |
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try{ |
33 |
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|
34 |
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for(int i = 0; i < 5; ++i){ |
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Executors.execute(p, new MediumRunnable(), Boolean.TRUE); |
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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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fail("should throw"); |
40 |
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} catch(RejectedExecutionException success){} |
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joinPool(p); |
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} |
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} |
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|
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/** |
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* 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, SHORT_DELAY_MS, 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 SmallCallable()); |
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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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fail("should throw"); |
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}catch(RejectedExecutionException e){} |
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joinPool(p); |
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} |
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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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e.shutdown(); |
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} |
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|
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/** |
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* invoke(Executor, Runnable) throws InterruptedException |
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* A single use of invoke starts that will wait long enough |
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* for the invoking thread to be interrupted |
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*/ |
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public void testInvoke2(){ |
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final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
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Thread t = new Thread(new Runnable() { |
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public void run(){ |
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try{ |
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Executors.invoke(p,new 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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fail("should throw"); |
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}catch(InterruptedException e){ |
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} |
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} |
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}); |
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} catch(InterruptedException success){ |
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} catch(Exception e) { |
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fail("unexpected exception"); |
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} |
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|
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} |
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}); |
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try{ |
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t.start(); |
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Thread.sleep(SHORT_DELAY_MS); |
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t.interrupt(); |
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}catch(Exception e){ |
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fail("unexpected exception"); |
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} |
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joinPool(p); |
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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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e.shutdown(); |
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} |
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|
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/** |
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* invoke(Executor, Runnable) will throw |
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* ExecutionException An ExecutionException occurs when the |
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* underlying Runnable throws an exception, here the |
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* DivideByZeroException will cause an ExecutionException |
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*/ |
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public void testInvoke3(){ |
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ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
93 |
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try{ |
108 |
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Runnable r = new Runnable(){ |
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public void run(){ |
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int i = 5/0; |
111 |
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} |
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}; |
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|
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for(int i =0; i < 5; i++){ |
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Executors.invoke(p,r); |
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} |
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|
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fail("should throw"); |
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} catch(ExecutionException success){ |
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} catch(Exception e){ |
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fail("should throw EE"); |
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> |
* A newCachedThreadPool with null ThreadFactory throws NPE |
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> |
*/ |
88 |
> |
public void testNewCachedThreadPool3() { |
89 |
> |
try { |
90 |
> |
ExecutorService e = Executors.newCachedThreadPool(null); |
91 |
> |
shouldThrow(); |
92 |
> |
} |
93 |
> |
catch(NullPointerException success) { |
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} |
123 |
– |
joinPool(p); |
95 |
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} |
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|
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|
127 |
– |
|
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/** |
99 |
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* invoke(Executor, Callable) throws |
130 |
< |
* InterruptedException A single use of invoke starts that will |
131 |
< |
* wait long enough for the invoking thread to be interrupted |
99 |
> |
* A new SingleThreadExecutor can execute runnables |
100 |
|
*/ |
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< |
public void testInvoke5(){ |
102 |
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final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
103 |
< |
|
104 |
< |
final Callable c = new Callable(){ |
105 |
< |
public Object call(){ |
106 |
< |
try{ |
107 |
< |
Executors.invoke(p, new SmallCallable()); |
140 |
< |
fail("should throw"); |
141 |
< |
}catch(InterruptedException e){} |
142 |
< |
catch(RejectedExecutionException e2){} |
143 |
< |
catch(ExecutionException e3){} |
144 |
< |
return Boolean.TRUE; |
145 |
< |
} |
146 |
< |
}; |
101 |
> |
public void testNewSingleThreadExecutor1() { |
102 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(); |
103 |
> |
e.execute(new NoOpRunnable()); |
104 |
> |
e.execute(new NoOpRunnable()); |
105 |
> |
e.execute(new NoOpRunnable()); |
106 |
> |
e.shutdown(); |
107 |
> |
} |
108 |
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|
109 |
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/** |
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* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
111 |
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*/ |
112 |
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public void testNewSingleThreadExecutor2() { |
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ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
114 |
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e.execute(new NoOpRunnable()); |
115 |
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e.execute(new NoOpRunnable()); |
116 |
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e.execute(new NoOpRunnable()); |
117 |
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e.shutdown(); |
118 |
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} |
119 |
|
|
120 |
< |
|
121 |
< |
Thread t = new Thread(new Runnable(){ |
122 |
< |
public void run(){ |
123 |
< |
try{ |
124 |
< |
c.call(); |
125 |
< |
}catch(Exception e){} |
126 |
< |
} |
127 |
< |
}); |
128 |
< |
try{ |
158 |
< |
t.start(); |
159 |
< |
Thread.sleep(SHORT_DELAY_MS); |
160 |
< |
t.interrupt(); |
161 |
< |
t.join(); |
162 |
< |
}catch(InterruptedException e){ |
163 |
< |
fail("unexpected exception"); |
120 |
> |
/** |
121 |
> |
* A new SingleThreadExecutor with null ThreadFactory throws NPE |
122 |
> |
*/ |
123 |
> |
public void testNewSingleThreadExecutor3() { |
124 |
> |
try { |
125 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(null); |
126 |
> |
shouldThrow(); |
127 |
> |
} |
128 |
> |
catch(NullPointerException success) { |
129 |
|
} |
165 |
– |
|
166 |
– |
joinPool(p); |
130 |
|
} |
131 |
|
|
132 |
|
/** |
133 |
< |
* invoke(Executor, Callable) will throw ExecutionException |
171 |
< |
* An ExecutionException occurs when the underlying Runnable throws |
172 |
< |
* an exception, here the DivideByZeroException will cause an ExecutionException |
133 |
> |
* A new SingleThreadExecutor cannot be casted to concrete implementation |
134 |
|
*/ |
135 |
< |
public void testInvoke6(){ |
136 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
137 |
< |
|
138 |
< |
try{ |
139 |
< |
Callable c = new Callable(){ |
140 |
< |
public Object call(){ |
141 |
< |
int i = 5/0; |
142 |
< |
return Boolean.TRUE; |
182 |
< |
} |
183 |
< |
}; |
184 |
< |
|
185 |
< |
for(int i =0; i < 5; i++){ |
186 |
< |
Executors.invoke(p,c); |
187 |
< |
} |
188 |
< |
|
189 |
< |
fail("should throw"); |
190 |
< |
}catch(RejectedExecutionException e){} |
191 |
< |
catch(InterruptedException e2){} |
192 |
< |
catch(ExecutionException e3){} |
193 |
< |
joinPool(p); |
135 |
> |
public void testCastNewSingleThreadExecutor() { |
136 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(); |
137 |
> |
try { |
138 |
> |
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
139 |
> |
} catch (ClassCastException success) { |
140 |
> |
} finally { |
141 |
> |
joinPool(e); |
142 |
> |
} |
143 |
|
} |
144 |
|
|
196 |
– |
public void testExecuteRunnable () { |
197 |
– |
try { |
198 |
– |
Executor e = new DirectExecutor(); |
199 |
– |
Task task = new Task(); |
145 |
|
|
146 |
< |
assertFalse("task should not be complete", task.isCompleted()); |
146 |
> |
/** |
147 |
> |
* A new newFixedThreadPool can execute runnables |
148 |
> |
*/ |
149 |
> |
public void testNewFixedThreadPool1() { |
150 |
> |
ExecutorService e = Executors.newFixedThreadPool(2); |
151 |
> |
e.execute(new NoOpRunnable()); |
152 |
> |
e.execute(new NoOpRunnable()); |
153 |
> |
e.execute(new NoOpRunnable()); |
154 |
> |
e.shutdown(); |
155 |
> |
} |
156 |
|
|
157 |
< |
Future<String> future = Executors.execute(e, task, TEST_STRING); |
158 |
< |
String result = future.get(); |
157 |
> |
/** |
158 |
> |
* A new newFixedThreadPool with given ThreadFactory can execute runnables |
159 |
> |
*/ |
160 |
> |
public void testNewFixedThreadPool2() { |
161 |
> |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
162 |
> |
e.execute(new NoOpRunnable()); |
163 |
> |
e.execute(new NoOpRunnable()); |
164 |
> |
e.execute(new NoOpRunnable()); |
165 |
> |
e.shutdown(); |
166 |
> |
} |
167 |
|
|
168 |
< |
assertTrue("task should be complete", task.isCompleted()); |
169 |
< |
assertSame("should return test string", TEST_STRING, result); |
170 |
< |
} |
171 |
< |
catch (ExecutionException ex) { |
172 |
< |
fail("Unexpected exception"); |
168 |
> |
/** |
169 |
> |
* A new newFixedThreadPool with null ThreadFactory throws NPE |
170 |
> |
*/ |
171 |
> |
public void testNewFixedThreadPool3() { |
172 |
> |
try { |
173 |
> |
ExecutorService e = Executors.newFixedThreadPool(2, null); |
174 |
> |
shouldThrow(); |
175 |
|
} |
176 |
< |
catch (InterruptedException ex) { |
213 |
< |
fail("Unexpected exception"); |
176 |
> |
catch(NullPointerException success) { |
177 |
|
} |
178 |
|
} |
179 |
|
|
180 |
< |
public void testInvokeRunnable () { |
180 |
> |
/** |
181 |
> |
* A new newFixedThreadPool with 0 threads throws IAE |
182 |
> |
*/ |
183 |
> |
public void testNewFixedThreadPool4() { |
184 |
|
try { |
185 |
< |
Executor e = new DirectExecutor(); |
186 |
< |
Task task = new Task(); |
221 |
< |
|
222 |
< |
assertFalse("task should not be complete", task.isCompleted()); |
223 |
< |
|
224 |
< |
Executors.invoke(e, task); |
225 |
< |
|
226 |
< |
assertTrue("task should be complete", task.isCompleted()); |
227 |
< |
} |
228 |
< |
catch (ExecutionException ex) { |
229 |
< |
fail("Unexpected exception"); |
185 |
> |
ExecutorService e = Executors.newFixedThreadPool(0); |
186 |
> |
shouldThrow(); |
187 |
|
} |
188 |
< |
catch (InterruptedException ex) { |
232 |
< |
fail("Unexpected exception"); |
188 |
> |
catch(IllegalArgumentException success) { |
189 |
|
} |
190 |
|
} |
191 |
|
|
236 |
– |
public void testExecuteCallable () { |
237 |
– |
try { |
238 |
– |
Executor e = new DirectExecutor(); |
239 |
– |
Future<String> future = Executors.execute(e, new StringTask()); |
240 |
– |
String result = future.get(); |
192 |
|
|
193 |
< |
assertSame("should return test string", TEST_STRING, result); |
194 |
< |
} |
195 |
< |
catch (ExecutionException ex) { |
196 |
< |
fail("Unexpected exception"); |
193 |
> |
/** |
194 |
> |
* An unconfigurable newFixedThreadPool can execute runnables |
195 |
> |
*/ |
196 |
> |
public void testunconfigurableExecutorService() { |
197 |
> |
ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
198 |
> |
e.execute(new NoOpRunnable()); |
199 |
> |
e.execute(new NoOpRunnable()); |
200 |
> |
e.execute(new NoOpRunnable()); |
201 |
> |
e.shutdown(); |
202 |
> |
} |
203 |
> |
|
204 |
> |
/** |
205 |
> |
* unconfigurableExecutorService(null) throws NPE |
206 |
> |
*/ |
207 |
> |
public void testunconfigurableExecutorServiceNPE() { |
208 |
> |
try { |
209 |
> |
ExecutorService e = Executors.unconfigurableExecutorService(null); |
210 |
|
} |
211 |
< |
catch (InterruptedException ex) { |
248 |
< |
fail("Unexpected exception"); |
211 |
> |
catch (NullPointerException success) { |
212 |
|
} |
213 |
|
} |
214 |
|
|
215 |
< |
public void testInvokeCallable () { |
215 |
> |
/** |
216 |
> |
* unconfigurableScheduledExecutorService(null) throws NPE |
217 |
> |
*/ |
218 |
> |
public void testunconfigurableScheduledExecutorServiceNPE() { |
219 |
|
try { |
220 |
< |
Executor e = new DirectExecutor(); |
255 |
< |
String result = Executors.invoke(e, new StringTask()); |
256 |
< |
|
257 |
< |
assertSame("should return test string", TEST_STRING, result); |
258 |
< |
} |
259 |
< |
catch (ExecutionException ex) { |
260 |
< |
fail("Unexpected exception" ); |
220 |
> |
ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
221 |
|
} |
222 |
< |
catch (InterruptedException ex) { |
263 |
< |
fail("Unexpected exception"); |
222 |
> |
catch (NullPointerException success) { |
223 |
|
} |
224 |
|
} |
225 |
|
|
267 |
– |
private static final String TEST_STRING = "a test string"; |
226 |
|
|
227 |
< |
private static class Task implements Runnable { |
228 |
< |
public void run() { completed = true; } |
229 |
< |
public boolean isCompleted() { return completed; } |
230 |
< |
public void reset() { completed = false; } |
231 |
< |
private boolean completed = false; |
227 |
> |
/** |
228 |
> |
* a newSingleThreadScheduledExecutor successfully runs delayed task |
229 |
> |
*/ |
230 |
> |
public void testNewSingleThreadScheduledExecutor() { |
231 |
> |
try { |
232 |
> |
TrackedCallable callable = new TrackedCallable(); |
233 |
> |
ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
234 |
> |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
235 |
> |
assertFalse(callable.done); |
236 |
> |
Thread.sleep(MEDIUM_DELAY_MS); |
237 |
> |
assertTrue(callable.done); |
238 |
> |
assertEquals(Boolean.TRUE, f.get()); |
239 |
> |
p1.shutdown(); |
240 |
> |
joinPool(p1); |
241 |
> |
} catch(RejectedExecutionException e){} |
242 |
> |
catch(Exception e){ |
243 |
> |
e.printStackTrace(); |
244 |
> |
unexpectedException(); |
245 |
> |
} |
246 |
|
} |
247 |
|
|
248 |
< |
private static class StringTask implements Callable<String> { |
249 |
< |
public String call() { return TEST_STRING; } |
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 |
> |
p1.shutdown(); |
261 |
> |
joinPool(p1); |
262 |
> |
} catch(RejectedExecutionException e){} |
263 |
> |
catch(Exception e){ |
264 |
> |
e.printStackTrace(); |
265 |
> |
unexpectedException(); |
266 |
> |
} |
267 |
|
} |
268 |
|
|
269 |
< |
static class DirectExecutor implements Executor { |
270 |
< |
public void execute(Runnable r) { |
271 |
< |
r.run(); |
269 |
> |
/** |
270 |
> |
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
271 |
> |
*/ |
272 |
> |
public void testunconfigurableScheduledExecutorService() { |
273 |
> |
try { |
274 |
> |
TrackedCallable callable = new TrackedCallable(); |
275 |
> |
ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
276 |
> |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
277 |
> |
assertFalse(callable.done); |
278 |
> |
Thread.sleep(MEDIUM_DELAY_MS); |
279 |
> |
assertTrue(callable.done); |
280 |
> |
assertEquals(Boolean.TRUE, f.get()); |
281 |
> |
p1.shutdown(); |
282 |
> |
joinPool(p1); |
283 |
> |
} catch(RejectedExecutionException e){} |
284 |
> |
catch(Exception e){ |
285 |
> |
e.printStackTrace(); |
286 |
> |
unexpectedException(); |
287 |
|
} |
288 |
|
} |
289 |
|
|
290 |
|
/** |
291 |
< |
* Check that timeouts from execute will time out if they compute |
288 |
< |
* too long. |
291 |
> |
* timeouts from execute will time out if they compute too long. |
292 |
|
*/ |
290 |
– |
|
293 |
|
public void testTimedCallable() { |
294 |
|
int N = 10000; |
295 |
|
ExecutorService executor = Executors.newSingleThreadExecutor(); |
315 |
|
return; |
316 |
|
} |
317 |
|
catch (Exception e) { |
318 |
< |
fail("unexpected exception: " + e); |
318 |
> |
unexpectedException(); |
319 |
|
} |
320 |
|
} |
321 |
|
// if by chance we didn't ever time out, total time must be small |
328 |
|
} |
329 |
|
|
330 |
|
|
331 |
< |
static class TimedCallable<T> implements Callable<T> { |
332 |
< |
private final Executor exec; |
333 |
< |
private final Callable<T> func; |
334 |
< |
private final long msecs; |
331 |
> |
/** |
332 |
> |
* ThreadPoolExecutor using defaultThreadFactory has |
333 |
> |
* specified group, priority, daemon status, and name |
334 |
> |
*/ |
335 |
> |
public void testDefaultThreadFactory() { |
336 |
> |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
337 |
> |
Runnable r = new Runnable() { |
338 |
> |
public void run() { |
339 |
> |
Thread current = Thread.currentThread(); |
340 |
> |
threadAssertTrue(!current.isDaemon()); |
341 |
> |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
342 |
> |
ThreadGroup g = current.getThreadGroup(); |
343 |
> |
SecurityManager s = System.getSecurityManager(); |
344 |
> |
if (s != null) |
345 |
> |
threadAssertTrue(g == s.getThreadGroup()); |
346 |
> |
else |
347 |
> |
threadAssertTrue(g == egroup); |
348 |
> |
String name = current.getName(); |
349 |
> |
threadAssertTrue(name.endsWith("thread-1")); |
350 |
> |
} |
351 |
> |
}; |
352 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
353 |
|
|
354 |
< |
TimedCallable(Executor exec, Callable<T> func, long msecs) { |
355 |
< |
this.exec = exec; |
356 |
< |
this.func = func; |
357 |
< |
this.msecs = msecs; |
354 |
> |
e.execute(r); |
355 |
> |
e.shutdown(); |
356 |
> |
try { |
357 |
> |
Thread.sleep(SHORT_DELAY_MS); |
358 |
> |
} catch (Exception eX) { |
359 |
> |
unexpectedException(); |
360 |
> |
} finally { |
361 |
> |
joinPool(e); |
362 |
|
} |
363 |
+ |
} |
364 |
+ |
|
365 |
+ |
/** |
366 |
+ |
* ThreadPoolExecutor using privilegedThreadFactory has |
367 |
+ |
* specified group, priority, daemon status, name, |
368 |
+ |
* access control context and context class loader |
369 |
+ |
*/ |
370 |
+ |
public void testPrivilegedThreadFactory() { |
371 |
+ |
Policy savedPolicy = Policy.getPolicy(); |
372 |
+ |
AdjustablePolicy policy = new AdjustablePolicy(); |
373 |
+ |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
374 |
+ |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
375 |
+ |
Policy.setPolicy(policy); |
376 |
+ |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
377 |
+ |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
378 |
+ |
final AccessControlContext thisacc = AccessController.getContext(); |
379 |
+ |
Runnable r = new Runnable() { |
380 |
+ |
public void run() { |
381 |
+ |
Thread current = Thread.currentThread(); |
382 |
+ |
threadAssertTrue(!current.isDaemon()); |
383 |
+ |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
384 |
+ |
ThreadGroup g = current.getThreadGroup(); |
385 |
+ |
SecurityManager s = System.getSecurityManager(); |
386 |
+ |
if (s != null) |
387 |
+ |
threadAssertTrue(g == s.getThreadGroup()); |
388 |
+ |
else |
389 |
+ |
threadAssertTrue(g == egroup); |
390 |
+ |
String name = current.getName(); |
391 |
+ |
threadAssertTrue(name.endsWith("thread-1")); |
392 |
+ |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
393 |
+ |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
394 |
+ |
} |
395 |
+ |
}; |
396 |
+ |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
397 |
|
|
398 |
< |
public T call() throws Exception { |
399 |
< |
Future<T> ftask = Executors.execute(exec, func); |
400 |
< |
try { |
401 |
< |
return ftask.get(msecs, TimeUnit.MILLISECONDS); |
402 |
< |
} finally { |
403 |
< |
ftask.cancel(true); |
404 |
< |
} |
398 |
> |
Policy.setPolicy(savedPolicy); |
399 |
> |
e.execute(r); |
400 |
> |
e.shutdown(); |
401 |
> |
try { |
402 |
> |
Thread.sleep(SHORT_DELAY_MS); |
403 |
> |
} catch (Exception ex) { |
404 |
> |
unexpectedException(); |
405 |
> |
} finally { |
406 |
> |
joinPool(e); |
407 |
|
} |
408 |
+ |
|
409 |
|
} |
410 |
|
|
411 |
+ |
static class CheckCCL implements Callable<Object> { |
412 |
+ |
public Object call() { |
413 |
+ |
AccessControlContext acc = AccessController.getContext(); |
414 |
+ |
acc.checkPermission(new RuntimePermission("getContextClassLoader")); |
415 |
+ |
return null; |
416 |
+ |
} |
417 |
+ |
} |
418 |
|
|
419 |
< |
private static class Fib implements Callable<BigInteger> { |
420 |
< |
private final BigInteger n; |
421 |
< |
Fib(long n) { |
422 |
< |
if (n < 0) throw new IllegalArgumentException("need non-negative arg, but got " + n); |
423 |
< |
this.n = BigInteger.valueOf(n); |
419 |
> |
|
420 |
> |
/** |
421 |
> |
* Without class loader permissions, creating |
422 |
> |
* privilegedCallableUsingCurrentClassLoader throws ACE |
423 |
> |
*/ |
424 |
> |
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
425 |
> |
Policy savedPolicy = Policy.getPolicy(); |
426 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
427 |
> |
Policy.setPolicy(policy); |
428 |
> |
try { |
429 |
> |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
430 |
> |
shouldThrow(); |
431 |
> |
} catch(AccessControlException success) { |
432 |
> |
} catch(Exception ex) { |
433 |
> |
unexpectedException(); |
434 |
> |
} |
435 |
> |
finally { |
436 |
> |
Policy.setPolicy(savedPolicy); |
437 |
|
} |
438 |
< |
public BigInteger call() { |
439 |
< |
BigInteger f1 = BigInteger.ONE; |
440 |
< |
BigInteger f2 = f1; |
441 |
< |
for (BigInteger i = BigInteger.ZERO; i.compareTo(n) < 0; i = i.add(BigInteger.ONE)) { |
442 |
< |
BigInteger t = f1.add(f2); |
443 |
< |
f1 = f2; |
444 |
< |
f2 = t; |
445 |
< |
} |
446 |
< |
return f1; |
438 |
> |
} |
439 |
> |
|
440 |
> |
/** |
441 |
> |
* Without class loader permissions, calling |
442 |
> |
* privilegedCallableUsingCurrentClassLoader throws ACE |
443 |
> |
*/ |
444 |
> |
public void testprivilegedCallableUsingCCLWithPrivs() { |
445 |
> |
Policy savedPolicy = Policy.getPolicy(); |
446 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
447 |
> |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
448 |
> |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
449 |
> |
Policy.setPolicy(policy); |
450 |
> |
try { |
451 |
> |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
452 |
> |
task.call(); |
453 |
> |
} catch(Exception ex) { |
454 |
> |
unexpectedException(); |
455 |
> |
} |
456 |
> |
finally { |
457 |
> |
Policy.setPolicy(savedPolicy); |
458 |
|
} |
459 |
< |
}; |
459 |
> |
} |
460 |
> |
|
461 |
> |
/** |
462 |
> |
* Without permissions, calling privilegedCallable throws ACE |
463 |
> |
*/ |
464 |
> |
public void testprivilegedCallableWithNoPrivs() { |
465 |
> |
Policy savedPolicy = Policy.getPolicy(); |
466 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
467 |
> |
Policy.setPolicy(policy); |
468 |
> |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
469 |
> |
Policy.setPolicy(savedPolicy); |
470 |
> |
try { |
471 |
> |
task.call(); |
472 |
> |
shouldThrow(); |
473 |
> |
} catch(AccessControlException success) { |
474 |
> |
} catch(Exception ex) { |
475 |
> |
unexpectedException(); |
476 |
> |
} finally { |
477 |
> |
} |
478 |
> |
} |
479 |
> |
|
480 |
> |
/** |
481 |
> |
* With permissions, calling privilegedCallable succeeds |
482 |
> |
*/ |
483 |
> |
public void testprivilegedCallableWithPrivs() { |
484 |
> |
Policy savedPolicy = Policy.getPolicy(); |
485 |
> |
AdjustablePolicy policy = new AdjustablePolicy(); |
486 |
> |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
487 |
> |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
488 |
> |
Policy.setPolicy(policy); |
489 |
> |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
490 |
> |
try { |
491 |
> |
task.call(); |
492 |
> |
} catch(Exception ex) { |
493 |
> |
unexpectedException(); |
494 |
> |
} finally { |
495 |
> |
Policy.setPolicy(savedPolicy); |
496 |
> |
} |
497 |
> |
} |
498 |
|
|
499 |
+ |
/** |
500 |
+ |
* callable(Runnable) returns null when called |
501 |
+ |
*/ |
502 |
+ |
public void testCallable1() { |
503 |
+ |
try { |
504 |
+ |
Callable c = Executors.callable(new NoOpRunnable()); |
505 |
+ |
assertNull(c.call()); |
506 |
+ |
} catch(Exception ex) { |
507 |
+ |
unexpectedException(); |
508 |
+ |
} |
509 |
+ |
|
510 |
+ |
} |
511 |
+ |
|
512 |
+ |
/** |
513 |
+ |
* callable(Runnable, result) returns result when called |
514 |
+ |
*/ |
515 |
+ |
public void testCallable2() { |
516 |
+ |
try { |
517 |
+ |
Callable c = Executors.callable(new NoOpRunnable(), one); |
518 |
+ |
assertEquals(one, c.call()); |
519 |
+ |
} catch(Exception ex) { |
520 |
+ |
unexpectedException(); |
521 |
+ |
} |
522 |
+ |
} |
523 |
+ |
|
524 |
+ |
/** |
525 |
+ |
* callable(PrivilegedAction) returns its result when called |
526 |
+ |
*/ |
527 |
+ |
public void testCallable3() { |
528 |
+ |
try { |
529 |
+ |
Callable c = Executors.callable(new PrivilegedAction() { |
530 |
+ |
public Object run() { return one; }}); |
531 |
+ |
assertEquals(one, c.call()); |
532 |
+ |
} catch(Exception ex) { |
533 |
+ |
unexpectedException(); |
534 |
+ |
} |
535 |
+ |
} |
536 |
+ |
|
537 |
+ |
/** |
538 |
+ |
* callable(PrivilegedExceptionAction) returns its result when called |
539 |
+ |
*/ |
540 |
+ |
public void testCallable4() { |
541 |
+ |
try { |
542 |
+ |
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
543 |
+ |
public Object run() { return one; }}); |
544 |
+ |
assertEquals(one, c.call()); |
545 |
+ |
} catch(Exception ex) { |
546 |
+ |
unexpectedException(); |
547 |
+ |
} |
548 |
+ |
} |
549 |
+ |
|
550 |
+ |
|
551 |
+ |
/** |
552 |
+ |
* callable(null Runnable) throws NPE |
553 |
+ |
*/ |
554 |
+ |
public void testCallableNPE1() { |
555 |
+ |
try { |
556 |
+ |
Runnable r = null; |
557 |
+ |
Callable c = Executors.callable(r); |
558 |
+ |
} catch (NullPointerException success) { |
559 |
+ |
} |
560 |
+ |
} |
561 |
+ |
|
562 |
+ |
/** |
563 |
+ |
* callable(null, result) throws NPE |
564 |
+ |
*/ |
565 |
+ |
public void testCallableNPE2() { |
566 |
+ |
try { |
567 |
+ |
Runnable r = null; |
568 |
+ |
Callable c = Executors.callable(r, one); |
569 |
+ |
} catch (NullPointerException success) { |
570 |
+ |
} |
571 |
+ |
} |
572 |
+ |
|
573 |
+ |
/** |
574 |
+ |
* callable(null PrivilegedAction) throws NPE |
575 |
+ |
*/ |
576 |
+ |
public void testCallableNPE3() { |
577 |
+ |
try { |
578 |
+ |
PrivilegedAction r = null; |
579 |
+ |
Callable c = Executors.callable(r); |
580 |
+ |
} catch (NullPointerException success) { |
581 |
+ |
} |
582 |
+ |
} |
583 |
+ |
|
584 |
+ |
/** |
585 |
+ |
* callable(null PrivilegedExceptionAction) throws NPE |
586 |
+ |
*/ |
587 |
+ |
public void testCallableNPE4() { |
588 |
+ |
try { |
589 |
+ |
PrivilegedExceptionAction r = null; |
590 |
+ |
Callable c = Executors.callable(r); |
591 |
+ |
} catch (NullPointerException success) { |
592 |
+ |
} |
593 |
+ |
} |
594 |
|
|
595 |
|
|
596 |
|
} |