1 |
tim |
1.1 |
/* |
2 |
dl |
1.10 |
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
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* Expert Group and released to the public domain, as explained at |
4 |
jsr166 |
1.30 |
* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
jsr166 |
1.16 |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
|
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* Pat Fisher, Mike Judd. |
7 |
tim |
1.1 |
*/ |
8 |
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|
9 |
jsr166 |
1.35 |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
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11 |
|
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import java.security.PrivilegedAction; |
12 |
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import java.security.PrivilegedExceptionAction; |
13 |
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import java.util.ArrayList; |
14 |
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import java.util.Collections; |
15 |
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import java.util.List; |
16 |
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import java.util.concurrent.AbstractExecutorService; |
17 |
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import java.util.concurrent.ArrayBlockingQueue; |
18 |
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import java.util.concurrent.Callable; |
19 |
jsr166 |
1.38 |
import java.util.concurrent.CancellationException; |
20 |
jsr166 |
1.35 |
import java.util.concurrent.CountDownLatch; |
21 |
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import java.util.concurrent.ExecutionException; |
22 |
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import java.util.concurrent.Executors; |
23 |
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import java.util.concurrent.ExecutorService; |
24 |
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import java.util.concurrent.Future; |
25 |
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import java.util.concurrent.ThreadPoolExecutor; |
26 |
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import java.util.concurrent.TimeUnit; |
27 |
jsr166 |
1.32 |
import java.util.concurrent.atomic.AtomicBoolean; |
28 |
jsr166 |
1.35 |
|
29 |
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import junit.framework.Test; |
30 |
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import junit.framework.TestSuite; |
31 |
tim |
1.1 |
|
32 |
jsr166 |
1.18 |
public class AbstractExecutorServiceTest extends JSR166TestCase { |
33 |
tim |
1.1 |
public static void main(String[] args) { |
34 |
jsr166 |
1.37 |
main(suite(), args); |
35 |
tim |
1.1 |
} |
36 |
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public static Test suite() { |
37 |
dl |
1.6 |
return new TestSuite(AbstractExecutorServiceTest.class); |
38 |
tim |
1.1 |
} |
39 |
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|
40 |
jsr166 |
1.16 |
/** |
41 |
tim |
1.1 |
* A no-frills implementation of AbstractExecutorService, designed |
42 |
dl |
1.6 |
* to test the submit methods only. |
43 |
tim |
1.1 |
*/ |
44 |
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static class DirectExecutorService extends AbstractExecutorService { |
45 |
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public void execute(Runnable r) { r.run(); } |
46 |
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public void shutdown() { shutdown = true; } |
47 |
jsr166 |
1.26 |
public List<Runnable> shutdownNow() { |
48 |
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shutdown = true; |
49 |
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return Collections.EMPTY_LIST; |
50 |
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} |
51 |
tim |
1.1 |
public boolean isShutdown() { return shutdown; } |
52 |
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public boolean isTerminated() { return isShutdown(); } |
53 |
jsr166 |
1.26 |
public boolean awaitTermination(long timeout, TimeUnit unit) { |
54 |
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return isShutdown(); |
55 |
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} |
56 |
tim |
1.1 |
private volatile boolean shutdown = false; |
57 |
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} |
58 |
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59 |
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/** |
60 |
dl |
1.12 |
* execute(runnable) runs it to completion |
61 |
tim |
1.1 |
*/ |
62 |
jsr166 |
1.19 |
public void testExecuteRunnable() throws Exception { |
63 |
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ExecutorService e = new DirectExecutorService(); |
64 |
jsr166 |
1.32 |
final AtomicBoolean done = new AtomicBoolean(false); |
65 |
jsr166 |
1.34 |
Future<?> future = e.submit(new CheckedRunnable() { |
66 |
jsr166 |
1.32 |
public void realRun() { |
67 |
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done.set(true); |
68 |
jsr166 |
1.34 |
}}); |
69 |
jsr166 |
1.32 |
assertNull(future.get()); |
70 |
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assertNull(future.get(0, MILLISECONDS)); |
71 |
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assertTrue(done.get()); |
72 |
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assertTrue(future.isDone()); |
73 |
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assertFalse(future.isCancelled()); |
74 |
tim |
1.1 |
} |
75 |
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76 |
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/** |
77 |
dl |
1.12 |
* Completed submit(callable) returns result |
78 |
tim |
1.1 |
*/ |
79 |
jsr166 |
1.19 |
public void testSubmitCallable() throws Exception { |
80 |
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ExecutorService e = new DirectExecutorService(); |
81 |
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Future<String> future = e.submit(new StringTask()); |
82 |
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String result = future.get(); |
83 |
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assertSame(TEST_STRING, result); |
84 |
tim |
1.1 |
} |
85 |
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|
86 |
dl |
1.6 |
/** |
87 |
dl |
1.12 |
* Completed submit(runnable) returns successfully |
88 |
dl |
1.6 |
*/ |
89 |
jsr166 |
1.19 |
public void testSubmitRunnable() throws Exception { |
90 |
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ExecutorService e = new DirectExecutorService(); |
91 |
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Future<?> future = e.submit(new NoOpRunnable()); |
92 |
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future.get(); |
93 |
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assertTrue(future.isDone()); |
94 |
dl |
1.6 |
} |
95 |
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96 |
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/** |
97 |
dl |
1.12 |
* Completed submit(runnable, result) returns result |
98 |
dl |
1.6 |
*/ |
99 |
jsr166 |
1.19 |
public void testSubmitRunnable2() throws Exception { |
100 |
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ExecutorService e = new DirectExecutorService(); |
101 |
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Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
102 |
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String result = future.get(); |
103 |
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assertSame(TEST_STRING, result); |
104 |
dl |
1.6 |
} |
105 |
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|
106 |
tim |
1.1 |
/** |
107 |
jsr166 |
1.23 |
* A submitted privileged action runs to completion |
108 |
tim |
1.1 |
*/ |
109 |
jsr166 |
1.19 |
public void testSubmitPrivilegedAction() throws Exception { |
110 |
jsr166 |
1.23 |
Runnable r = new CheckedRunnable() { |
111 |
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public void realRun() throws Exception { |
112 |
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ExecutorService e = new DirectExecutorService(); |
113 |
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Future future = e.submit(Executors.callable(new PrivilegedAction() { |
114 |
tim |
1.1 |
public Object run() { |
115 |
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return TEST_STRING; |
116 |
dl |
1.5 |
}})); |
117 |
tim |
1.1 |
|
118 |
jsr166 |
1.23 |
assertSame(TEST_STRING, future.get()); |
119 |
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}}; |
120 |
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121 |
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runWithPermissions(r, |
122 |
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new RuntimePermission("getClassLoader"), |
123 |
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new RuntimePermission("setContextClassLoader"), |
124 |
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new RuntimePermission("modifyThread")); |
125 |
tim |
1.1 |
} |
126 |
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127 |
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/** |
128 |
jsr166 |
1.23 |
* A submitted privileged exception action runs to completion |
129 |
tim |
1.1 |
*/ |
130 |
jsr166 |
1.19 |
public void testSubmitPrivilegedExceptionAction() throws Exception { |
131 |
jsr166 |
1.23 |
Runnable r = new CheckedRunnable() { |
132 |
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public void realRun() throws Exception { |
133 |
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ExecutorService e = new DirectExecutorService(); |
134 |
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Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
135 |
tim |
1.1 |
public Object run() { |
136 |
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return TEST_STRING; |
137 |
dl |
1.5 |
}})); |
138 |
tim |
1.1 |
|
139 |
jsr166 |
1.23 |
assertSame(TEST_STRING, future.get()); |
140 |
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}}; |
141 |
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142 |
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runWithPermissions(r); |
143 |
tim |
1.1 |
} |
144 |
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145 |
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/** |
146 |
dl |
1.12 |
* A submitted failed privileged exception action reports exception |
147 |
tim |
1.1 |
*/ |
148 |
jsr166 |
1.19 |
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
149 |
jsr166 |
1.23 |
Runnable r = new CheckedRunnable() { |
150 |
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public void realRun() throws Exception { |
151 |
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ExecutorService e = new DirectExecutorService(); |
152 |
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Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
153 |
tim |
1.1 |
public Object run() throws Exception { |
154 |
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throw new IndexOutOfBoundsException(); |
155 |
dl |
1.5 |
}})); |
156 |
tim |
1.1 |
|
157 |
jsr166 |
1.23 |
try { |
158 |
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future.get(); |
159 |
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shouldThrow(); |
160 |
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} catch (ExecutionException success) { |
161 |
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assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
162 |
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}}}; |
163 |
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|
164 |
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runWithPermissions(r); |
165 |
tim |
1.1 |
} |
166 |
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|
167 |
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/** |
168 |
dl |
1.12 |
* execute(null runnable) throws NPE |
169 |
tim |
1.1 |
*/ |
170 |
|
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public void testExecuteNullRunnable() { |
171 |
jsr166 |
1.36 |
ExecutorService e = new DirectExecutorService(); |
172 |
tim |
1.1 |
try { |
173 |
jsr166 |
1.19 |
e.submit((Runnable) null); |
174 |
tim |
1.1 |
shouldThrow(); |
175 |
jsr166 |
1.19 |
} catch (NullPointerException success) {} |
176 |
tim |
1.1 |
} |
177 |
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|
178 |
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/** |
179 |
dl |
1.12 |
* submit(null callable) throws NPE |
180 |
tim |
1.1 |
*/ |
181 |
dl |
1.6 |
public void testSubmitNullCallable() { |
182 |
jsr166 |
1.36 |
ExecutorService e = new DirectExecutorService(); |
183 |
tim |
1.1 |
try { |
184 |
jsr166 |
1.19 |
e.submit((Callable) null); |
185 |
tim |
1.1 |
shouldThrow(); |
186 |
jsr166 |
1.19 |
} catch (NullPointerException success) {} |
187 |
tim |
1.1 |
} |
188 |
|
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|
189 |
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/** |
190 |
jsr166 |
1.25 |
* submit(callable).get() throws InterruptedException if interrupted |
191 |
tim |
1.1 |
*/ |
192 |
jsr166 |
1.19 |
public void testInterruptedSubmit() throws InterruptedException { |
193 |
jsr166 |
1.25 |
final CountDownLatch submitted = new CountDownLatch(1); |
194 |
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final CountDownLatch quittingTime = new CountDownLatch(1); |
195 |
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final ExecutorService p |
196 |
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= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
197 |
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new ArrayBlockingQueue<Runnable>(10)); |
198 |
|
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final Callable<Void> awaiter = new CheckedCallable<Void>() { |
199 |
|
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public Void realCall() throws InterruptedException { |
200 |
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quittingTime.await(); |
201 |
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return null; |
202 |
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}}; |
203 |
|
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try { |
204 |
|
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Thread t = new Thread(new CheckedInterruptedRunnable() { |
205 |
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public void realRun() throws Exception { |
206 |
|
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Future<Void> future = p.submit(awaiter); |
207 |
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submitted.countDown(); |
208 |
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future.get(); |
209 |
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}}); |
210 |
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t.start(); |
211 |
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submitted.await(); |
212 |
|
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t.interrupt(); |
213 |
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t.join(); |
214 |
|
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} finally { |
215 |
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quittingTime.countDown(); |
216 |
|
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joinPool(p); |
217 |
|
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} |
218 |
tim |
1.1 |
} |
219 |
|
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|
220 |
|
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/** |
221 |
jsr166 |
1.27 |
* get of submit(callable) throws ExecutionException if callable |
222 |
|
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* throws exception |
223 |
tim |
1.1 |
*/ |
224 |
jsr166 |
1.19 |
public void testSubmitEE() throws InterruptedException { |
225 |
|
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ThreadPoolExecutor p = |
226 |
|
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new ThreadPoolExecutor(1, 1, |
227 |
|
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60, TimeUnit.SECONDS, |
228 |
|
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new ArrayBlockingQueue<Runnable>(10)); |
229 |
|
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|
230 |
|
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Callable c = new Callable() { |
231 |
jsr166 |
1.33 |
public Object call() { throw new ArithmeticException(); }}; |
232 |
tim |
1.1 |
|
233 |
|
|
try { |
234 |
jsr166 |
1.19 |
p.submit(c).get(); |
235 |
tim |
1.1 |
shouldThrow(); |
236 |
jsr166 |
1.19 |
} catch (ExecutionException success) { |
237 |
|
|
assertTrue(success.getCause() instanceof ArithmeticException); |
238 |
tim |
1.1 |
} |
239 |
|
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joinPool(p); |
240 |
dl |
1.6 |
} |
241 |
|
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|
242 |
|
|
/** |
243 |
|
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* invokeAny(null) throws NPE |
244 |
|
|
*/ |
245 |
jsr166 |
1.28 |
public void testInvokeAny1() throws Exception { |
246 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
247 |
|
|
try { |
248 |
|
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e.invokeAny(null); |
249 |
jsr166 |
1.19 |
shouldThrow(); |
250 |
dl |
1.6 |
} catch (NullPointerException success) { |
251 |
|
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} finally { |
252 |
|
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joinPool(e); |
253 |
|
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} |
254 |
|
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} |
255 |
|
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|
256 |
|
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/** |
257 |
|
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* invokeAny(empty collection) throws IAE |
258 |
|
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*/ |
259 |
jsr166 |
1.28 |
public void testInvokeAny2() throws Exception { |
260 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
261 |
|
|
try { |
262 |
|
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e.invokeAny(new ArrayList<Callable<String>>()); |
263 |
jsr166 |
1.19 |
shouldThrow(); |
264 |
dl |
1.6 |
} catch (IllegalArgumentException success) { |
265 |
|
|
} finally { |
266 |
|
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joinPool(e); |
267 |
|
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} |
268 |
|
|
} |
269 |
|
|
|
270 |
|
|
/** |
271 |
|
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* invokeAny(c) throws NPE if c has null elements |
272 |
|
|
*/ |
273 |
jsr166 |
1.19 |
public void testInvokeAny3() throws Exception { |
274 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
275 |
jsr166 |
1.33 |
List<Callable<Long>> l = new ArrayList<Callable<Long>>(); |
276 |
|
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l.add(new Callable<Long>() { |
277 |
|
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public Long call() { throw new ArithmeticException(); }}); |
278 |
jsr166 |
1.22 |
l.add(null); |
279 |
dl |
1.6 |
try { |
280 |
|
|
e.invokeAny(l); |
281 |
jsr166 |
1.19 |
shouldThrow(); |
282 |
dl |
1.6 |
} catch (NullPointerException success) { |
283 |
|
|
} finally { |
284 |
|
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joinPool(e); |
285 |
|
|
} |
286 |
|
|
} |
287 |
|
|
|
288 |
|
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/** |
289 |
dl |
1.12 |
* invokeAny(c) throws ExecutionException if no task in c completes |
290 |
dl |
1.6 |
*/ |
291 |
jsr166 |
1.19 |
public void testInvokeAny4() throws InterruptedException { |
292 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
293 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
294 |
|
|
l.add(new NPETask()); |
295 |
dl |
1.6 |
try { |
296 |
dl |
1.8 |
e.invokeAny(l); |
297 |
jsr166 |
1.19 |
shouldThrow(); |
298 |
jsr166 |
1.17 |
} catch (ExecutionException success) { |
299 |
jsr166 |
1.19 |
assertTrue(success.getCause() instanceof NullPointerException); |
300 |
dl |
1.6 |
} finally { |
301 |
|
|
joinPool(e); |
302 |
|
|
} |
303 |
|
|
} |
304 |
|
|
|
305 |
|
|
/** |
306 |
dl |
1.12 |
* invokeAny(c) returns result of some task in c if at least one completes |
307 |
dl |
1.6 |
*/ |
308 |
jsr166 |
1.19 |
public void testInvokeAny5() throws Exception { |
309 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
310 |
|
|
try { |
311 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
312 |
dl |
1.6 |
l.add(new StringTask()); |
313 |
|
|
l.add(new StringTask()); |
314 |
|
|
String result = e.invokeAny(l); |
315 |
|
|
assertSame(TEST_STRING, result); |
316 |
|
|
} finally { |
317 |
|
|
joinPool(e); |
318 |
|
|
} |
319 |
|
|
} |
320 |
|
|
|
321 |
|
|
/** |
322 |
|
|
* invokeAll(null) throws NPE |
323 |
|
|
*/ |
324 |
jsr166 |
1.19 |
public void testInvokeAll1() throws InterruptedException { |
325 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
326 |
|
|
try { |
327 |
|
|
e.invokeAll(null); |
328 |
jsr166 |
1.19 |
shouldThrow(); |
329 |
dl |
1.6 |
} catch (NullPointerException success) { |
330 |
|
|
} finally { |
331 |
|
|
joinPool(e); |
332 |
|
|
} |
333 |
|
|
} |
334 |
|
|
|
335 |
|
|
/** |
336 |
|
|
* invokeAll(empty collection) returns empty collection |
337 |
|
|
*/ |
338 |
jsr166 |
1.19 |
public void testInvokeAll2() throws InterruptedException { |
339 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
340 |
|
|
try { |
341 |
|
|
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
342 |
|
|
assertTrue(r.isEmpty()); |
343 |
|
|
} finally { |
344 |
|
|
joinPool(e); |
345 |
|
|
} |
346 |
|
|
} |
347 |
|
|
|
348 |
|
|
/** |
349 |
|
|
* invokeAll(c) throws NPE if c has null elements |
350 |
|
|
*/ |
351 |
jsr166 |
1.19 |
public void testInvokeAll3() throws InterruptedException { |
352 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
353 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
354 |
|
|
l.add(new StringTask()); |
355 |
|
|
l.add(null); |
356 |
dl |
1.6 |
try { |
357 |
|
|
e.invokeAll(l); |
358 |
jsr166 |
1.19 |
shouldThrow(); |
359 |
dl |
1.6 |
} catch (NullPointerException success) { |
360 |
|
|
} finally { |
361 |
|
|
joinPool(e); |
362 |
|
|
} |
363 |
|
|
} |
364 |
|
|
|
365 |
|
|
/** |
366 |
dl |
1.12 |
* get of returned element of invokeAll(c) throws exception on failed task |
367 |
dl |
1.6 |
*/ |
368 |
jsr166 |
1.19 |
public void testInvokeAll4() throws Exception { |
369 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
370 |
|
|
try { |
371 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
372 |
dl |
1.6 |
l.add(new NPETask()); |
373 |
jsr166 |
1.22 |
List<Future<String>> futures = e.invokeAll(l); |
374 |
|
|
assertEquals(1, futures.size()); |
375 |
|
|
try { |
376 |
|
|
futures.get(0).get(); |
377 |
|
|
shouldThrow(); |
378 |
|
|
} catch (ExecutionException success) { |
379 |
|
|
assertTrue(success.getCause() instanceof NullPointerException); |
380 |
jsr166 |
1.19 |
} |
381 |
dl |
1.6 |
} finally { |
382 |
|
|
joinPool(e); |
383 |
|
|
} |
384 |
|
|
} |
385 |
|
|
|
386 |
|
|
/** |
387 |
dl |
1.12 |
* invokeAll(c) returns results of all completed tasks in c |
388 |
dl |
1.6 |
*/ |
389 |
jsr166 |
1.19 |
public void testInvokeAll5() throws Exception { |
390 |
dl |
1.6 |
ExecutorService e = new DirectExecutorService(); |
391 |
|
|
try { |
392 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
393 |
dl |
1.6 |
l.add(new StringTask()); |
394 |
|
|
l.add(new StringTask()); |
395 |
jsr166 |
1.22 |
List<Future<String>> futures = e.invokeAll(l); |
396 |
|
|
assertEquals(2, futures.size()); |
397 |
|
|
for (Future<String> future : futures) |
398 |
jsr166 |
1.19 |
assertSame(TEST_STRING, future.get()); |
399 |
dl |
1.8 |
} finally { |
400 |
|
|
joinPool(e); |
401 |
|
|
} |
402 |
|
|
} |
403 |
|
|
|
404 |
|
|
/** |
405 |
|
|
* timed invokeAny(null) throws NPE |
406 |
|
|
*/ |
407 |
jsr166 |
1.19 |
public void testTimedInvokeAny1() throws Exception { |
408 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
409 |
|
|
try { |
410 |
jsr166 |
1.20 |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
411 |
jsr166 |
1.19 |
shouldThrow(); |
412 |
dl |
1.8 |
} catch (NullPointerException success) { |
413 |
|
|
} finally { |
414 |
|
|
joinPool(e); |
415 |
|
|
} |
416 |
|
|
} |
417 |
|
|
|
418 |
|
|
/** |
419 |
dl |
1.12 |
* timed invokeAny(null time unit) throws NPE |
420 |
dl |
1.8 |
*/ |
421 |
jsr166 |
1.19 |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
422 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
423 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
424 |
|
|
l.add(new StringTask()); |
425 |
dl |
1.8 |
try { |
426 |
|
|
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
427 |
jsr166 |
1.19 |
shouldThrow(); |
428 |
dl |
1.8 |
} catch (NullPointerException success) { |
429 |
|
|
} finally { |
430 |
|
|
joinPool(e); |
431 |
|
|
} |
432 |
|
|
} |
433 |
|
|
|
434 |
|
|
/** |
435 |
|
|
* timed invokeAny(empty collection) throws IAE |
436 |
|
|
*/ |
437 |
jsr166 |
1.19 |
public void testTimedInvokeAny2() throws Exception { |
438 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
439 |
|
|
try { |
440 |
jsr166 |
1.20 |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
441 |
jsr166 |
1.19 |
shouldThrow(); |
442 |
dl |
1.8 |
} catch (IllegalArgumentException success) { |
443 |
|
|
} finally { |
444 |
|
|
joinPool(e); |
445 |
|
|
} |
446 |
|
|
} |
447 |
|
|
|
448 |
|
|
/** |
449 |
|
|
* timed invokeAny(c) throws NPE if c has null elements |
450 |
|
|
*/ |
451 |
jsr166 |
1.19 |
public void testTimedInvokeAny3() throws Exception { |
452 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
453 |
jsr166 |
1.33 |
List<Callable<Long>> l = new ArrayList<Callable<Long>>(); |
454 |
|
|
l.add(new Callable<Long>() { |
455 |
|
|
public Long call() { throw new ArithmeticException(); }}); |
456 |
jsr166 |
1.22 |
l.add(null); |
457 |
dl |
1.8 |
try { |
458 |
jsr166 |
1.20 |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
459 |
jsr166 |
1.19 |
shouldThrow(); |
460 |
dl |
1.8 |
} catch (NullPointerException success) { |
461 |
|
|
} finally { |
462 |
|
|
joinPool(e); |
463 |
|
|
} |
464 |
|
|
} |
465 |
|
|
|
466 |
|
|
/** |
467 |
|
|
* timed invokeAny(c) throws ExecutionException if no task completes |
468 |
|
|
*/ |
469 |
jsr166 |
1.19 |
public void testTimedInvokeAny4() throws Exception { |
470 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
471 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
472 |
|
|
l.add(new NPETask()); |
473 |
dl |
1.8 |
try { |
474 |
jsr166 |
1.20 |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
475 |
jsr166 |
1.19 |
shouldThrow(); |
476 |
jsr166 |
1.17 |
} catch (ExecutionException success) { |
477 |
jsr166 |
1.19 |
assertTrue(success.getCause() instanceof NullPointerException); |
478 |
dl |
1.8 |
} finally { |
479 |
|
|
joinPool(e); |
480 |
|
|
} |
481 |
|
|
} |
482 |
|
|
|
483 |
|
|
/** |
484 |
dl |
1.12 |
* timed invokeAny(c) returns result of some task in c |
485 |
dl |
1.8 |
*/ |
486 |
jsr166 |
1.19 |
public void testTimedInvokeAny5() throws Exception { |
487 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
488 |
|
|
try { |
489 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
490 |
dl |
1.8 |
l.add(new StringTask()); |
491 |
|
|
l.add(new StringTask()); |
492 |
jsr166 |
1.20 |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
493 |
dl |
1.8 |
assertSame(TEST_STRING, result); |
494 |
|
|
} finally { |
495 |
|
|
joinPool(e); |
496 |
|
|
} |
497 |
|
|
} |
498 |
|
|
|
499 |
|
|
/** |
500 |
|
|
* timed invokeAll(null) throws NPE |
501 |
|
|
*/ |
502 |
jsr166 |
1.19 |
public void testTimedInvokeAll1() throws InterruptedException { |
503 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
504 |
|
|
try { |
505 |
jsr166 |
1.20 |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
506 |
jsr166 |
1.19 |
shouldThrow(); |
507 |
dl |
1.8 |
} catch (NullPointerException success) { |
508 |
|
|
} finally { |
509 |
|
|
joinPool(e); |
510 |
|
|
} |
511 |
|
|
} |
512 |
|
|
|
513 |
|
|
/** |
514 |
dl |
1.12 |
* timed invokeAll(null time unit) throws NPE |
515 |
dl |
1.8 |
*/ |
516 |
jsr166 |
1.19 |
public void testTimedInvokeAllNullTimeUnit() throws InterruptedException { |
517 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
518 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
519 |
|
|
l.add(new StringTask()); |
520 |
dl |
1.8 |
try { |
521 |
|
|
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
522 |
jsr166 |
1.19 |
shouldThrow(); |
523 |
dl |
1.8 |
} catch (NullPointerException success) { |
524 |
|
|
} finally { |
525 |
|
|
joinPool(e); |
526 |
|
|
} |
527 |
|
|
} |
528 |
|
|
|
529 |
|
|
/** |
530 |
|
|
* timed invokeAll(empty collection) returns empty collection |
531 |
|
|
*/ |
532 |
jsr166 |
1.19 |
public void testTimedInvokeAll2() throws InterruptedException { |
533 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
534 |
|
|
try { |
535 |
jsr166 |
1.20 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
536 |
dl |
1.8 |
assertTrue(r.isEmpty()); |
537 |
|
|
} finally { |
538 |
|
|
joinPool(e); |
539 |
|
|
} |
540 |
|
|
} |
541 |
|
|
|
542 |
|
|
/** |
543 |
|
|
* timed invokeAll(c) throws NPE if c has null elements |
544 |
|
|
*/ |
545 |
jsr166 |
1.19 |
public void testTimedInvokeAll3() throws InterruptedException { |
546 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
547 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
548 |
|
|
l.add(new StringTask()); |
549 |
|
|
l.add(null); |
550 |
dl |
1.8 |
try { |
551 |
jsr166 |
1.20 |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
552 |
jsr166 |
1.19 |
shouldThrow(); |
553 |
dl |
1.8 |
} catch (NullPointerException success) { |
554 |
|
|
} finally { |
555 |
|
|
joinPool(e); |
556 |
|
|
} |
557 |
|
|
} |
558 |
|
|
|
559 |
|
|
/** |
560 |
dl |
1.12 |
* get of returned element of invokeAll(c) throws exception on failed task |
561 |
dl |
1.8 |
*/ |
562 |
jsr166 |
1.19 |
public void testTimedInvokeAll4() throws Exception { |
563 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
564 |
|
|
try { |
565 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
566 |
dl |
1.8 |
l.add(new NPETask()); |
567 |
jsr166 |
1.22 |
List<Future<String>> futures = |
568 |
|
|
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
569 |
|
|
assertEquals(1, futures.size()); |
570 |
|
|
try { |
571 |
|
|
futures.get(0).get(); |
572 |
|
|
shouldThrow(); |
573 |
|
|
} catch (ExecutionException success) { |
574 |
|
|
assertTrue(success.getCause() instanceof NullPointerException); |
575 |
jsr166 |
1.19 |
} |
576 |
dl |
1.8 |
} finally { |
577 |
|
|
joinPool(e); |
578 |
|
|
} |
579 |
|
|
} |
580 |
|
|
|
581 |
|
|
/** |
582 |
dl |
1.12 |
* timed invokeAll(c) returns results of all completed tasks in c |
583 |
dl |
1.8 |
*/ |
584 |
jsr166 |
1.19 |
public void testTimedInvokeAll5() throws Exception { |
585 |
dl |
1.8 |
ExecutorService e = new DirectExecutorService(); |
586 |
|
|
try { |
587 |
jsr166 |
1.22 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
588 |
dl |
1.8 |
l.add(new StringTask()); |
589 |
|
|
l.add(new StringTask()); |
590 |
jsr166 |
1.22 |
List<Future<String>> futures = |
591 |
jsr166 |
1.38 |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
592 |
jsr166 |
1.22 |
assertEquals(2, futures.size()); |
593 |
|
|
for (Future<String> future : futures) |
594 |
jsr166 |
1.19 |
assertSame(TEST_STRING, future.get()); |
595 |
dl |
1.8 |
} finally { |
596 |
|
|
joinPool(e); |
597 |
|
|
} |
598 |
|
|
} |
599 |
|
|
|
600 |
|
|
/** |
601 |
dl |
1.12 |
* timed invokeAll cancels tasks not completed by timeout |
602 |
dl |
1.8 |
*/ |
603 |
jsr166 |
1.38 |
public void testTimedInvokeAll6() throws Exception { |
604 |
dl |
1.9 |
ExecutorService e = new DirectExecutorService(); |
605 |
dl |
1.8 |
try { |
606 |
jsr166 |
1.39 |
for (long timeout = timeoutMillis();;) { |
607 |
|
|
List<Callable<String>> tasks = new ArrayList<>(); |
608 |
|
|
tasks.add(new StringTask("0")); |
609 |
|
|
tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout), |
610 |
|
|
TEST_STRING)); |
611 |
|
|
tasks.add(new StringTask("2")); |
612 |
|
|
long startTime = System.nanoTime(); |
613 |
|
|
List<Future<String>> futures = |
614 |
|
|
e.invokeAll(tasks, timeout, MILLISECONDS); |
615 |
|
|
assertEquals(tasks.size(), futures.size()); |
616 |
|
|
assertTrue(millisElapsedSince(startTime) >= timeout); |
617 |
|
|
for (Future future : futures) |
618 |
|
|
assertTrue(future.isDone()); |
619 |
|
|
try { |
620 |
|
|
assertEquals("0", futures.get(0).get()); |
621 |
|
|
assertEquals(TEST_STRING, futures.get(1).get()); |
622 |
|
|
} catch (CancellationException retryWithLongerTimeout) { |
623 |
|
|
// unusual delay before starting second task |
624 |
|
|
timeout *= 2; |
625 |
|
|
if (timeout >= LONG_DELAY_MS / 2) |
626 |
|
|
fail("expected exactly one task to be cancelled"); |
627 |
|
|
continue; |
628 |
|
|
} |
629 |
|
|
assertTrue(futures.get(2).isCancelled()); |
630 |
|
|
break; |
631 |
|
|
} |
632 |
dl |
1.6 |
} finally { |
633 |
|
|
joinPool(e); |
634 |
|
|
} |
635 |
tim |
1.1 |
} |
636 |
|
|
|
637 |
dl |
1.3 |
} |