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dl |
1.1 |
/* |
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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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*/ |
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
12 |
dl |
1.2 |
import java.math.BigInteger; |
13 |
dl |
1.8 |
import java.security.*; |
14 |
dl |
1.1 |
|
15 |
dl |
1.3 |
public class ExecutorsTest extends JSR166TestCase{ |
16 |
dl |
1.1 |
public static void main(String[] args) { |
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tim |
1.9 |
junit.textui.TestRunner.run (suite()); |
18 |
dl |
1.1 |
} |
19 |
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public static Test suite() { |
20 |
tim |
1.9 |
return new TestSuite(ExecutorsTest.class); |
21 |
dl |
1.1 |
} |
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23 |
dl |
1.4 |
private static final String TEST_STRING = "a test string"; |
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private static class StringTask implements Callable<String> { |
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public String call() { return TEST_STRING; } |
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} |
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static class DirectExecutor implements Executor { |
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public void execute(Runnable r) { |
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r.run(); |
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} |
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} |
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static class TimedCallable<T> implements Callable<T> { |
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private final Executor exec; |
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private final Callable<T> func; |
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private final long msecs; |
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TimedCallable(Executor 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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46 |
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public T call() throws Exception { |
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Future<T> ftask = Executors.execute(exec, 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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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 f1; |
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} |
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}; |
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dl |
1.5 |
/** |
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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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* A newCachedThreadPool with given ThreadFactory can execute runnables |
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*/ |
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public void testNewCachedThreadPool2() { |
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dl |
1.6 |
ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
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dl |
1.5 |
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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* A newCachedThreadPool with null ThreadFactory throws NPE |
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*/ |
100 |
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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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* 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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e.shutdown(); |
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} |
120 |
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121 |
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/** |
122 |
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* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
123 |
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*/ |
124 |
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public void testNewSingleThreadExecutor2() { |
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dl |
1.6 |
ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
126 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
127 |
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e.execute(new NoOpRunnable()); |
128 |
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e.execute(new NoOpRunnable()); |
129 |
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e.shutdown(); |
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} |
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/** |
133 |
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* A new SingleThreadExecutor with null ThreadFactory throws NPE |
134 |
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*/ |
135 |
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public void testNewSingleThreadExecutor3() { |
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try { |
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ExecutorService e = Executors.newSingleThreadExecutor(null); |
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shouldThrow(); |
139 |
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} |
140 |
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catch(NullPointerException success) { |
141 |
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} |
142 |
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} |
143 |
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144 |
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/** |
145 |
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* A new newFixedThreadPool can execute runnables |
146 |
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*/ |
147 |
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public void testNewFixedThreadPool1() { |
148 |
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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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e.shutdown(); |
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} |
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/** |
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* A new newFixedThreadPool with given ThreadFactory can execute runnables |
157 |
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*/ |
158 |
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public void testNewFixedThreadPool2() { |
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dl |
1.6 |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
160 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
161 |
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e.execute(new NoOpRunnable()); |
162 |
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e.execute(new NoOpRunnable()); |
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e.shutdown(); |
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} |
165 |
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166 |
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/** |
167 |
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* A new newFixedThreadPool with null ThreadFactory throws NPE |
168 |
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*/ |
169 |
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public void testNewFixedThreadPool3() { |
170 |
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try { |
171 |
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ExecutorService e = Executors.newFixedThreadPool(2, null); |
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shouldThrow(); |
173 |
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} |
174 |
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catch(NullPointerException success) { |
175 |
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} |
176 |
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} |
177 |
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178 |
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/** |
179 |
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* A new newFixedThreadPool with 0 threads throws IAE |
180 |
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*/ |
181 |
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public void testNewFixedThreadPool4() { |
182 |
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try { |
183 |
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ExecutorService e = Executors.newFixedThreadPool(0); |
184 |
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shouldThrow(); |
185 |
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} |
186 |
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catch(IllegalArgumentException success) { |
187 |
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} |
188 |
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} |
189 |
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190 |
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/** |
191 |
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* execute of runnable runs it to completion |
192 |
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*/ |
193 |
dl |
1.7 |
public void testExecuteRunnable() { |
194 |
dl |
1.5 |
try { |
195 |
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Executor e = new DirectExecutor(); |
196 |
dl |
1.7 |
TrackedShortRunnable task = new TrackedShortRunnable(); |
197 |
dl |
1.6 |
assertFalse(task.done); |
198 |
tim |
1.9 |
Future<?> future = Executors.execute(e, task); |
199 |
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future.get(); |
200 |
dl |
1.6 |
assertTrue(task.done); |
201 |
dl |
1.5 |
} |
202 |
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catch (ExecutionException ex) { |
203 |
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unexpectedException(); |
204 |
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} |
205 |
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catch (InterruptedException ex) { |
206 |
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unexpectedException(); |
207 |
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} |
208 |
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} |
209 |
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210 |
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/** |
211 |
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* invoke of a runnable runs it to completion |
212 |
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*/ |
213 |
dl |
1.7 |
public void testInvokeRunnable() { |
214 |
dl |
1.5 |
try { |
215 |
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Executor e = new DirectExecutor(); |
216 |
dl |
1.7 |
TrackedShortRunnable task = new TrackedShortRunnable(); |
217 |
dl |
1.6 |
assertFalse(task.done); |
218 |
dl |
1.5 |
Executors.invoke(e, task); |
219 |
dl |
1.6 |
assertTrue(task.done); |
220 |
dl |
1.5 |
} |
221 |
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catch (ExecutionException ex) { |
222 |
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unexpectedException(); |
223 |
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} |
224 |
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catch (InterruptedException ex) { |
225 |
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unexpectedException(); |
226 |
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} |
227 |
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} |
228 |
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229 |
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/** |
230 |
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* execute of a callable runs it to completion |
231 |
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*/ |
232 |
dl |
1.7 |
public void testExecuteCallable() { |
233 |
dl |
1.5 |
try { |
234 |
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Executor e = new DirectExecutor(); |
235 |
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Future<String> future = Executors.execute(e, new StringTask()); |
236 |
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String result = future.get(); |
237 |
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assertSame(TEST_STRING, result); |
238 |
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} |
239 |
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catch (ExecutionException ex) { |
240 |
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unexpectedException(); |
241 |
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} |
242 |
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catch (InterruptedException ex) { |
243 |
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unexpectedException(); |
244 |
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} |
245 |
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} |
246 |
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247 |
dl |
1.8 |
|
248 |
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/** |
249 |
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* execute of a privileged action runs it to completion |
250 |
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*/ |
251 |
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public void testExecutePrivilegedAction() { |
252 |
tim |
1.9 |
Policy savedPolicy = Policy.getPolicy(); |
253 |
dl |
1.8 |
AdjustablePolicy policy = new AdjustablePolicy(); |
254 |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
255 |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
256 |
tim |
1.9 |
Policy.setPolicy(policy); |
257 |
dl |
1.8 |
try { |
258 |
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Executor e = new DirectExecutor(); |
259 |
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Future future = Executors.execute(e, new PrivilegedAction() { |
260 |
tim |
1.9 |
public Object run() { |
261 |
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return TEST_STRING; |
262 |
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}}); |
263 |
dl |
1.8 |
|
264 |
|
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Object result = future.get(); |
265 |
|
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assertSame(TEST_STRING, result); |
266 |
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} |
267 |
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catch (ExecutionException ex) { |
268 |
|
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unexpectedException(); |
269 |
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} |
270 |
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catch (InterruptedException ex) { |
271 |
|
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unexpectedException(); |
272 |
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} |
273 |
tim |
1.9 |
finally { |
274 |
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Policy.setPolicy(savedPolicy); |
275 |
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} |
276 |
dl |
1.8 |
} |
277 |
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278 |
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/** |
279 |
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* execute of a privileged exception action runs it to completion |
280 |
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*/ |
281 |
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public void testExecutePrivilegedExceptionAction() { |
282 |
tim |
1.9 |
Policy savedPolicy = Policy.getPolicy(); |
283 |
dl |
1.8 |
AdjustablePolicy policy = new AdjustablePolicy(); |
284 |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
285 |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
286 |
tim |
1.9 |
Policy.setPolicy(policy); |
287 |
dl |
1.8 |
try { |
288 |
|
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Executor e = new DirectExecutor(); |
289 |
|
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Future future = Executors.execute(e, new PrivilegedExceptionAction() { |
290 |
tim |
1.9 |
public Object run() { |
291 |
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return TEST_STRING; |
292 |
|
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}}); |
293 |
dl |
1.8 |
|
294 |
|
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Object result = future.get(); |
295 |
|
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assertSame(TEST_STRING, result); |
296 |
|
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} |
297 |
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catch (ExecutionException ex) { |
298 |
|
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unexpectedException(); |
299 |
|
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} |
300 |
|
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catch (InterruptedException ex) { |
301 |
|
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unexpectedException(); |
302 |
|
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} |
303 |
tim |
1.9 |
finally { |
304 |
|
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Policy.setPolicy(savedPolicy); |
305 |
|
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} |
306 |
dl |
1.8 |
} |
307 |
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|
308 |
|
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/** |
309 |
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* execute of a failed privileged exception action reports exception |
310 |
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*/ |
311 |
|
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public void testExecuteFailedPrivilegedExceptionAction() { |
312 |
tim |
1.9 |
Policy savedPolicy = Policy.getPolicy(); |
313 |
dl |
1.8 |
AdjustablePolicy policy = new AdjustablePolicy(); |
314 |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
315 |
|
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
316 |
tim |
1.9 |
Policy.setPolicy(policy); |
317 |
dl |
1.8 |
try { |
318 |
|
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Executor e = new DirectExecutor(); |
319 |
|
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Future future = Executors.execute(e, new PrivilegedExceptionAction() { |
320 |
tim |
1.9 |
public Object run() throws Exception { |
321 |
|
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throw new IndexOutOfBoundsException(); |
322 |
|
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}}); |
323 |
dl |
1.8 |
|
324 |
|
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Object result = future.get(); |
325 |
|
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shouldThrow(); |
326 |
|
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} |
327 |
|
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catch (ExecutionException success) { |
328 |
|
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} |
329 |
|
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catch (InterruptedException ex) { |
330 |
|
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unexpectedException(); |
331 |
|
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} |
332 |
tim |
1.9 |
finally { |
333 |
|
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Policy.setPolicy(savedPolicy); |
334 |
|
|
} |
335 |
dl |
1.8 |
} |
336 |
|
|
|
337 |
dl |
1.5 |
/** |
338 |
|
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* invoke of a collable runs it to completion |
339 |
|
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*/ |
340 |
dl |
1.7 |
public void testInvokeCallable() { |
341 |
dl |
1.5 |
try { |
342 |
|
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Executor e = new DirectExecutor(); |
343 |
|
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String result = Executors.invoke(e, new StringTask()); |
344 |
|
|
|
345 |
|
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assertSame(TEST_STRING, result); |
346 |
|
|
} |
347 |
|
|
catch (ExecutionException ex) { |
348 |
|
|
unexpectedException(); |
349 |
|
|
} |
350 |
|
|
catch (InterruptedException ex) { |
351 |
|
|
unexpectedException(); |
352 |
|
|
} |
353 |
|
|
} |
354 |
dl |
1.4 |
|
355 |
dl |
1.5 |
/** |
356 |
|
|
* execute with null executor throws NPE |
357 |
|
|
*/ |
358 |
dl |
1.7 |
public void testNullExecuteRunnable() { |
359 |
dl |
1.5 |
try { |
360 |
dl |
1.7 |
TrackedShortRunnable task = new TrackedShortRunnable(); |
361 |
dl |
1.6 |
assertFalse(task.done); |
362 |
tim |
1.9 |
Future<?> future = Executors.execute(null, task); |
363 |
dl |
1.5 |
shouldThrow(); |
364 |
|
|
} |
365 |
|
|
catch (NullPointerException success) { |
366 |
|
|
} |
367 |
|
|
catch (Exception ex) { |
368 |
|
|
unexpectedException(); |
369 |
|
|
} |
370 |
|
|
} |
371 |
dl |
1.4 |
|
372 |
dl |
1.1 |
/** |
373 |
dl |
1.5 |
* execute with a null runnable throws NPE |
374 |
|
|
*/ |
375 |
|
|
public void testExecuteNullRunnable() { |
376 |
|
|
try { |
377 |
|
|
Executor e = new DirectExecutor(); |
378 |
dl |
1.7 |
TrackedShortRunnable task = null; |
379 |
tim |
1.9 |
Future<?> future = Executors.execute(e, task); |
380 |
dl |
1.5 |
shouldThrow(); |
381 |
|
|
} |
382 |
|
|
catch (NullPointerException success) { |
383 |
|
|
} |
384 |
|
|
catch (Exception ex) { |
385 |
|
|
unexpectedException(); |
386 |
|
|
} |
387 |
|
|
} |
388 |
|
|
|
389 |
|
|
/** |
390 |
|
|
* invoke of a null runnable throws NPE |
391 |
|
|
*/ |
392 |
dl |
1.7 |
public void testInvokeNullRunnable() { |
393 |
dl |
1.5 |
try { |
394 |
|
|
Executor e = new DirectExecutor(); |
395 |
dl |
1.7 |
TrackedShortRunnable task = null; |
396 |
dl |
1.5 |
Executors.invoke(e, task); |
397 |
|
|
shouldThrow(); |
398 |
|
|
} |
399 |
|
|
catch (NullPointerException success) { |
400 |
|
|
} |
401 |
|
|
catch (Exception ex) { |
402 |
|
|
unexpectedException(); |
403 |
|
|
} |
404 |
|
|
} |
405 |
|
|
|
406 |
|
|
/** |
407 |
|
|
* execute of a null callable throws NPE |
408 |
|
|
*/ |
409 |
dl |
1.7 |
public void testExecuteNullCallable() { |
410 |
dl |
1.5 |
try { |
411 |
|
|
Executor e = new DirectExecutor(); |
412 |
|
|
StringTask t = null; |
413 |
|
|
Future<String> future = Executors.execute(e, t); |
414 |
|
|
shouldThrow(); |
415 |
|
|
} |
416 |
|
|
catch (NullPointerException success) { |
417 |
|
|
} |
418 |
|
|
catch (Exception ex) { |
419 |
|
|
unexpectedException(); |
420 |
|
|
} |
421 |
|
|
} |
422 |
|
|
|
423 |
|
|
/** |
424 |
|
|
* invoke of a null callable throws NPE |
425 |
|
|
*/ |
426 |
dl |
1.7 |
public void testInvokeNullCallable() { |
427 |
dl |
1.5 |
try { |
428 |
|
|
Executor e = new DirectExecutor(); |
429 |
|
|
StringTask t = null; |
430 |
|
|
String result = Executors.invoke(e, t); |
431 |
|
|
shouldThrow(); |
432 |
|
|
} |
433 |
|
|
catch (NullPointerException success) { |
434 |
|
|
} |
435 |
|
|
catch (Exception ex) { |
436 |
|
|
unexpectedException(); |
437 |
|
|
} |
438 |
|
|
} |
439 |
|
|
|
440 |
|
|
/** |
441 |
|
|
* execute(Executor, Runnable) throws RejectedExecutionException |
442 |
|
|
* if saturated. |
443 |
dl |
1.1 |
*/ |
444 |
dl |
1.4 |
public void testExecute1() { |
445 |
dl |
1.3 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
446 |
dl |
1.4 |
try { |
447 |
dl |
1.1 |
|
448 |
|
|
for(int i = 0; i < 5; ++i){ |
449 |
tim |
1.9 |
Executors.execute(p, new MediumRunnable()); |
450 |
dl |
1.1 |
} |
451 |
dl |
1.4 |
shouldThrow(); |
452 |
dl |
1.1 |
} catch(RejectedExecutionException success){} |
453 |
dl |
1.3 |
joinPool(p); |
454 |
dl |
1.1 |
} |
455 |
|
|
|
456 |
|
|
/** |
457 |
dl |
1.5 |
* execute(Executor, Callable)throws RejectedExecutionException |
458 |
|
|
* if saturated. |
459 |
dl |
1.1 |
*/ |
460 |
dl |
1.4 |
public void testExecute2() { |
461 |
dl |
1.3 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
462 |
dl |
1.4 |
try { |
463 |
dl |
1.1 |
for(int i = 0; i < 5; ++i) { |
464 |
dl |
1.3 |
Executors.execute(p, new SmallCallable()); |
465 |
dl |
1.1 |
} |
466 |
dl |
1.4 |
shouldThrow(); |
467 |
|
|
} catch(RejectedExecutionException e){} |
468 |
dl |
1.3 |
joinPool(p); |
469 |
dl |
1.1 |
} |
470 |
|
|
|
471 |
|
|
|
472 |
|
|
/** |
473 |
dl |
1.5 |
* invoke(Executor, Runnable) throws InterruptedException if |
474 |
|
|
* caller interrupted. |
475 |
dl |
1.1 |
*/ |
476 |
dl |
1.5 |
public void testInterruptedInvoke() { |
477 |
dl |
1.3 |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
478 |
dl |
1.1 |
Thread t = new Thread(new Runnable() { |
479 |
dl |
1.4 |
public void run() { |
480 |
|
|
try { |
481 |
|
|
Executors.invoke(p,new Runnable() { |
482 |
|
|
public void run() { |
483 |
|
|
try { |
484 |
dl |
1.1 |
Thread.sleep(MEDIUM_DELAY_MS); |
485 |
dl |
1.4 |
shouldThrow(); |
486 |
|
|
} catch(InterruptedException e){ |
487 |
dl |
1.1 |
} |
488 |
|
|
} |
489 |
|
|
}); |
490 |
|
|
} catch(InterruptedException success){ |
491 |
|
|
} catch(Exception e) { |
492 |
dl |
1.4 |
unexpectedException(); |
493 |
dl |
1.1 |
} |
494 |
|
|
|
495 |
|
|
} |
496 |
|
|
}); |
497 |
dl |
1.4 |
try { |
498 |
dl |
1.1 |
t.start(); |
499 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
500 |
|
|
t.interrupt(); |
501 |
dl |
1.4 |
} catch(Exception e){ |
502 |
|
|
unexpectedException(); |
503 |
dl |
1.1 |
} |
504 |
dl |
1.3 |
joinPool(p); |
505 |
dl |
1.1 |
} |
506 |
|
|
|
507 |
|
|
/** |
508 |
dl |
1.5 |
* invoke(Executor, Runnable) throws ExecutionException if |
509 |
|
|
* runnable throws exception. |
510 |
dl |
1.1 |
*/ |
511 |
dl |
1.4 |
public void testInvoke3() { |
512 |
dl |
1.3 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
513 |
dl |
1.4 |
try { |
514 |
|
|
Runnable r = new Runnable() { |
515 |
|
|
public void run() { |
516 |
dl |
1.1 |
int i = 5/0; |
517 |
|
|
} |
518 |
|
|
}; |
519 |
|
|
|
520 |
|
|
for(int i =0; i < 5; i++){ |
521 |
|
|
Executors.invoke(p,r); |
522 |
|
|
} |
523 |
|
|
|
524 |
dl |
1.4 |
shouldThrow(); |
525 |
dl |
1.1 |
} catch(ExecutionException success){ |
526 |
|
|
} catch(Exception e){ |
527 |
dl |
1.4 |
unexpectedException(); |
528 |
dl |
1.1 |
} |
529 |
dl |
1.3 |
joinPool(p); |
530 |
dl |
1.1 |
} |
531 |
|
|
|
532 |
|
|
|
533 |
|
|
|
534 |
|
|
/** |
535 |
dl |
1.5 |
* invoke(Executor, Callable) throws InterruptedException if |
536 |
|
|
* callable throws exception |
537 |
dl |
1.1 |
*/ |
538 |
dl |
1.4 |
public void testInvoke5() { |
539 |
dl |
1.3 |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
540 |
dl |
1.1 |
|
541 |
dl |
1.4 |
final Callable c = new Callable() { |
542 |
|
|
public Object call() { |
543 |
|
|
try { |
544 |
dl |
1.3 |
Executors.invoke(p, new SmallCallable()); |
545 |
dl |
1.4 |
shouldThrow(); |
546 |
|
|
} catch(InterruptedException e){} |
547 |
dl |
1.1 |
catch(RejectedExecutionException e2){} |
548 |
|
|
catch(ExecutionException e3){} |
549 |
|
|
return Boolean.TRUE; |
550 |
|
|
} |
551 |
|
|
}; |
552 |
|
|
|
553 |
|
|
|
554 |
|
|
|
555 |
dl |
1.4 |
Thread t = new Thread(new Runnable() { |
556 |
|
|
public void run() { |
557 |
|
|
try { |
558 |
dl |
1.1 |
c.call(); |
559 |
dl |
1.4 |
} catch(Exception e){} |
560 |
dl |
1.1 |
} |
561 |
|
|
}); |
562 |
dl |
1.4 |
try { |
563 |
dl |
1.1 |
t.start(); |
564 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
565 |
|
|
t.interrupt(); |
566 |
|
|
t.join(); |
567 |
dl |
1.4 |
} catch(InterruptedException e){ |
568 |
|
|
unexpectedException(); |
569 |
dl |
1.1 |
} |
570 |
|
|
|
571 |
dl |
1.3 |
joinPool(p); |
572 |
dl |
1.1 |
} |
573 |
|
|
|
574 |
|
|
/** |
575 |
dl |
1.5 |
* invoke(Executor, Callable) will throw ExecutionException |
576 |
|
|
* if callable throws exception |
577 |
dl |
1.1 |
*/ |
578 |
dl |
1.4 |
public void testInvoke6() { |
579 |
dl |
1.3 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
580 |
dl |
1.1 |
|
581 |
dl |
1.4 |
try { |
582 |
|
|
Callable c = new Callable() { |
583 |
|
|
public Object call() { |
584 |
dl |
1.1 |
int i = 5/0; |
585 |
|
|
return Boolean.TRUE; |
586 |
|
|
} |
587 |
|
|
}; |
588 |
|
|
|
589 |
|
|
for(int i =0; i < 5; i++){ |
590 |
|
|
Executors.invoke(p,c); |
591 |
|
|
} |
592 |
|
|
|
593 |
dl |
1.4 |
shouldThrow(); |
594 |
dl |
1.5 |
} |
595 |
|
|
catch(ExecutionException success){ |
596 |
|
|
} catch(Exception e) { |
597 |
dl |
1.4 |
unexpectedException(); |
598 |
dl |
1.1 |
} |
599 |
dl |
1.5 |
joinPool(p); |
600 |
dl |
1.1 |
} |
601 |
|
|
|
602 |
|
|
|
603 |
dl |
1.2 |
|
604 |
|
|
/** |
605 |
dl |
1.4 |
* timeouts from execute will time out if they compute too long. |
606 |
dl |
1.2 |
*/ |
607 |
|
|
public void testTimedCallable() { |
608 |
|
|
int N = 10000; |
609 |
|
|
ExecutorService executor = Executors.newSingleThreadExecutor(); |
610 |
|
|
List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
611 |
|
|
try { |
612 |
|
|
long startTime = System.currentTimeMillis(); |
613 |
|
|
|
614 |
|
|
long i = 0; |
615 |
|
|
while (tasks.size() < N) { |
616 |
|
|
tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
617 |
|
|
i += 10; |
618 |
|
|
} |
619 |
|
|
|
620 |
|
|
int iters = 0; |
621 |
|
|
BigInteger sum = BigInteger.ZERO; |
622 |
|
|
for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
623 |
|
|
try { |
624 |
|
|
++iters; |
625 |
|
|
sum = sum.add(it.next().call()); |
626 |
|
|
} |
627 |
|
|
catch (TimeoutException success) { |
628 |
|
|
assertTrue(iters > 0); |
629 |
|
|
return; |
630 |
|
|
} |
631 |
|
|
catch (Exception e) { |
632 |
dl |
1.4 |
unexpectedException(); |
633 |
dl |
1.2 |
} |
634 |
|
|
} |
635 |
|
|
// if by chance we didn't ever time out, total time must be small |
636 |
|
|
long elapsed = System.currentTimeMillis() - startTime; |
637 |
|
|
assertTrue(elapsed < N); |
638 |
|
|
} |
639 |
|
|
finally { |
640 |
dl |
1.3 |
joinPool(executor); |
641 |
dl |
1.2 |
} |
642 |
|
|
} |
643 |
|
|
|
644 |
|
|
|
645 |
dl |
1.8 |
/** |
646 |
|
|
* ThreadPoolExecutor using defaultThreadFactory has |
647 |
|
|
* specified group, priority, daemon status, and name |
648 |
|
|
*/ |
649 |
|
|
public void testDefaultThreadFactory() { |
650 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
651 |
|
|
Runnable r = new Runnable() { |
652 |
|
|
public void run() { |
653 |
|
|
Thread current = Thread.currentThread(); |
654 |
|
|
threadAssertTrue(!current.isDaemon()); |
655 |
|
|
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
656 |
|
|
ThreadGroup g = current.getThreadGroup(); |
657 |
|
|
SecurityManager s = System.getSecurityManager(); |
658 |
|
|
if (s != null) |
659 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
660 |
|
|
else |
661 |
|
|
threadAssertTrue(g == egroup); |
662 |
|
|
String name = current.getName(); |
663 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
664 |
|
|
} |
665 |
|
|
}; |
666 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
667 |
|
|
|
668 |
|
|
e.execute(r); |
669 |
|
|
e.shutdown(); |
670 |
|
|
try { |
671 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
672 |
|
|
} catch (Exception eX) { |
673 |
|
|
unexpectedException(); |
674 |
|
|
} finally { |
675 |
|
|
joinPool(e); |
676 |
|
|
} |
677 |
dl |
1.8 |
} |
678 |
|
|
|
679 |
|
|
/** |
680 |
|
|
* ThreadPoolExecutor using privilegedThreadFactory has |
681 |
|
|
* specified group, priority, daemon status, name, |
682 |
|
|
* access control context and context class loader |
683 |
|
|
*/ |
684 |
|
|
public void testPrivilegedThreadFactory() { |
685 |
tim |
1.9 |
Policy savedPolicy = Policy.getPolicy(); |
686 |
dl |
1.8 |
AdjustablePolicy policy = new AdjustablePolicy(); |
687 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
688 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
689 |
tim |
1.9 |
Policy.setPolicy(policy); |
690 |
|
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
691 |
|
|
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
692 |
dl |
1.8 |
final AccessControlContext thisacc = AccessController.getContext(); |
693 |
tim |
1.9 |
Runnable r = new Runnable() { |
694 |
|
|
public void run() { |
695 |
|
|
Thread current = Thread.currentThread(); |
696 |
|
|
threadAssertTrue(!current.isDaemon()); |
697 |
|
|
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
698 |
|
|
ThreadGroup g = current.getThreadGroup(); |
699 |
|
|
SecurityManager s = System.getSecurityManager(); |
700 |
|
|
if (s != null) |
701 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
702 |
|
|
else |
703 |
|
|
threadAssertTrue(g == egroup); |
704 |
|
|
String name = current.getName(); |
705 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
706 |
|
|
threadAssertTrue(thisccl == current.getContextClassLoader()); |
707 |
|
|
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
708 |
|
|
} |
709 |
|
|
}; |
710 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
711 |
|
|
|
712 |
|
|
Policy.setPolicy(savedPolicy); |
713 |
|
|
e.execute(r); |
714 |
|
|
e.shutdown(); |
715 |
|
|
try { |
716 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
717 |
|
|
} catch (Exception ex) { |
718 |
|
|
unexpectedException(); |
719 |
|
|
} finally { |
720 |
|
|
joinPool(e); |
721 |
|
|
} |
722 |
dl |
1.1 |
|
723 |
dl |
1.8 |
} |
724 |
dl |
1.1 |
|
725 |
|
|
} |