1 |
dl |
1.1 |
/* |
2 |
dl |
1.12 |
* 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 |
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* http://creativecommons.org/licenses/publicdomain |
5 |
jsr166 |
1.20 |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
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* Pat Fisher, Mike Judd. |
7 |
dl |
1.1 |
*/ |
8 |
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9 |
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10 |
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import junit.framework.*; |
11 |
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import java.util.*; |
12 |
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import java.util.concurrent.*; |
13 |
jsr166 |
1.26 |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
14 |
dl |
1.2 |
import java.math.BigInteger; |
15 |
dl |
1.8 |
import java.security.*; |
16 |
dl |
1.1 |
|
17 |
jsr166 |
1.22 |
public class ExecutorsTest extends JSR166TestCase { |
18 |
dl |
1.1 |
public static void main(String[] args) { |
19 |
jsr166 |
1.20 |
junit.textui.TestRunner.run (suite()); |
20 |
dl |
1.1 |
} |
21 |
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public static Test suite() { |
22 |
tim |
1.9 |
return new TestSuite(ExecutorsTest.class); |
23 |
dl |
1.1 |
} |
24 |
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|
25 |
dl |
1.4 |
static class TimedCallable<T> implements Callable<T> { |
26 |
tim |
1.10 |
private final ExecutorService exec; |
27 |
dl |
1.4 |
private final Callable<T> func; |
28 |
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private final long msecs; |
29 |
jsr166 |
1.20 |
|
30 |
tim |
1.10 |
TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
31 |
dl |
1.4 |
this.exec = exec; |
32 |
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this.func = func; |
33 |
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this.msecs = msecs; |
34 |
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} |
35 |
jsr166 |
1.20 |
|
36 |
dl |
1.4 |
public T call() throws Exception { |
37 |
tim |
1.10 |
Future<T> ftask = exec.submit(func); |
38 |
dl |
1.4 |
try { |
39 |
jsr166 |
1.26 |
return ftask.get(msecs, MILLISECONDS); |
40 |
dl |
1.4 |
} finally { |
41 |
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ftask.cancel(true); |
42 |
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} |
43 |
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} |
44 |
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} |
45 |
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46 |
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47 |
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private static class Fib implements Callable<BigInteger> { |
48 |
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private final BigInteger n; |
49 |
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Fib(long n) { |
50 |
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if (n < 0) throw new IllegalArgumentException("need non-negative arg, but got " + n); |
51 |
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this.n = BigInteger.valueOf(n); |
52 |
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} |
53 |
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public BigInteger call() { |
54 |
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BigInteger f1 = BigInteger.ONE; |
55 |
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BigInteger f2 = f1; |
56 |
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for (BigInteger i = BigInteger.ZERO; i.compareTo(n) < 0; i = i.add(BigInteger.ONE)) { |
57 |
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BigInteger t = f1.add(f2); |
58 |
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f1 = f2; |
59 |
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f2 = t; |
60 |
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} |
61 |
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return f1; |
62 |
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} |
63 |
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}; |
64 |
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65 |
dl |
1.5 |
/** |
66 |
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* A newCachedThreadPool can execute runnables |
67 |
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*/ |
68 |
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public void testNewCachedThreadPool1() { |
69 |
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ExecutorService e = Executors.newCachedThreadPool(); |
70 |
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e.execute(new NoOpRunnable()); |
71 |
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e.execute(new NoOpRunnable()); |
72 |
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e.execute(new NoOpRunnable()); |
73 |
dl |
1.14 |
joinPool(e); |
74 |
dl |
1.5 |
} |
75 |
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76 |
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/** |
77 |
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* A newCachedThreadPool with given ThreadFactory can execute runnables |
78 |
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*/ |
79 |
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public void testNewCachedThreadPool2() { |
80 |
dl |
1.6 |
ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
81 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
82 |
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e.execute(new NoOpRunnable()); |
83 |
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e.execute(new NoOpRunnable()); |
84 |
dl |
1.14 |
joinPool(e); |
85 |
dl |
1.5 |
} |
86 |
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87 |
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/** |
88 |
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* A newCachedThreadPool with null ThreadFactory throws NPE |
89 |
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*/ |
90 |
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public void testNewCachedThreadPool3() { |
91 |
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try { |
92 |
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ExecutorService e = Executors.newCachedThreadPool(null); |
93 |
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shouldThrow(); |
94 |
jsr166 |
1.23 |
} catch (NullPointerException success) {} |
95 |
dl |
1.5 |
} |
96 |
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97 |
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98 |
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/** |
99 |
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* A new SingleThreadExecutor can execute runnables |
100 |
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*/ |
101 |
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public void testNewSingleThreadExecutor1() { |
102 |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
103 |
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e.execute(new NoOpRunnable()); |
104 |
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e.execute(new NoOpRunnable()); |
105 |
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e.execute(new NoOpRunnable()); |
106 |
dl |
1.14 |
joinPool(e); |
107 |
dl |
1.5 |
} |
108 |
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109 |
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/** |
110 |
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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() { |
113 |
dl |
1.6 |
ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
114 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
115 |
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e.execute(new NoOpRunnable()); |
116 |
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e.execute(new NoOpRunnable()); |
117 |
dl |
1.14 |
joinPool(e); |
118 |
dl |
1.5 |
} |
119 |
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120 |
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/** |
121 |
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* A new SingleThreadExecutor with null ThreadFactory throws NPE |
122 |
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*/ |
123 |
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public void testNewSingleThreadExecutor3() { |
124 |
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try { |
125 |
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ExecutorService e = Executors.newSingleThreadExecutor(null); |
126 |
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shouldThrow(); |
127 |
jsr166 |
1.23 |
} catch (NullPointerException success) {} |
128 |
dl |
1.5 |
} |
129 |
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130 |
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/** |
131 |
dl |
1.11 |
* A new SingleThreadExecutor cannot be casted to concrete implementation |
132 |
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*/ |
133 |
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public void testCastNewSingleThreadExecutor() { |
134 |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
135 |
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try { |
136 |
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ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
137 |
jsr166 |
1.23 |
shouldThrow(); |
138 |
dl |
1.11 |
} catch (ClassCastException success) { |
139 |
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} finally { |
140 |
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joinPool(e); |
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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/** |
146 |
dl |
1.5 |
* A new newFixedThreadPool can execute runnables |
147 |
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*/ |
148 |
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public void testNewFixedThreadPool1() { |
149 |
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ExecutorService e = Executors.newFixedThreadPool(2); |
150 |
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e.execute(new NoOpRunnable()); |
151 |
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e.execute(new NoOpRunnable()); |
152 |
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e.execute(new NoOpRunnable()); |
153 |
dl |
1.14 |
joinPool(e); |
154 |
dl |
1.5 |
} |
155 |
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156 |
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/** |
157 |
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* A new newFixedThreadPool with given ThreadFactory can execute runnables |
158 |
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*/ |
159 |
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public void testNewFixedThreadPool2() { |
160 |
dl |
1.6 |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
161 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
162 |
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e.execute(new NoOpRunnable()); |
163 |
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e.execute(new NoOpRunnable()); |
164 |
dl |
1.14 |
joinPool(e); |
165 |
dl |
1.5 |
} |
166 |
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|
167 |
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/** |
168 |
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* A new newFixedThreadPool with null ThreadFactory throws NPE |
169 |
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*/ |
170 |
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public void testNewFixedThreadPool3() { |
171 |
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try { |
172 |
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ExecutorService e = Executors.newFixedThreadPool(2, null); |
173 |
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shouldThrow(); |
174 |
jsr166 |
1.23 |
} catch (NullPointerException success) {} |
175 |
dl |
1.5 |
} |
176 |
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|
177 |
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/** |
178 |
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* A new newFixedThreadPool with 0 threads throws IAE |
179 |
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*/ |
180 |
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public void testNewFixedThreadPool4() { |
181 |
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try { |
182 |
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ExecutorService e = Executors.newFixedThreadPool(0); |
183 |
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shouldThrow(); |
184 |
jsr166 |
1.23 |
} catch (IllegalArgumentException success) {} |
185 |
dl |
1.5 |
} |
186 |
dl |
1.1 |
|
187 |
dl |
1.2 |
|
188 |
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/** |
189 |
dl |
1.11 |
* An unconfigurable newFixedThreadPool can execute runnables |
190 |
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*/ |
191 |
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public void testunconfigurableExecutorService() { |
192 |
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ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
193 |
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e.execute(new NoOpRunnable()); |
194 |
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e.execute(new NoOpRunnable()); |
195 |
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e.execute(new NoOpRunnable()); |
196 |
dl |
1.14 |
joinPool(e); |
197 |
dl |
1.11 |
} |
198 |
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|
199 |
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/** |
200 |
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* unconfigurableExecutorService(null) throws NPE |
201 |
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*/ |
202 |
|
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public void testunconfigurableExecutorServiceNPE() { |
203 |
|
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try { |
204 |
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ExecutorService e = Executors.unconfigurableExecutorService(null); |
205 |
jsr166 |
1.23 |
shouldThrow(); |
206 |
|
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} catch (NullPointerException success) {} |
207 |
dl |
1.11 |
} |
208 |
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|
209 |
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/** |
210 |
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* unconfigurableScheduledExecutorService(null) throws NPE |
211 |
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*/ |
212 |
|
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public void testunconfigurableScheduledExecutorServiceNPE() { |
213 |
|
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try { |
214 |
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ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
215 |
jsr166 |
1.23 |
shouldThrow(); |
216 |
|
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} catch (NullPointerException success) {} |
217 |
dl |
1.11 |
} |
218 |
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|
219 |
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|
220 |
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/** |
221 |
|
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* a newSingleThreadScheduledExecutor successfully runs delayed task |
222 |
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*/ |
223 |
jsr166 |
1.23 |
public void testNewSingleThreadScheduledExecutor() throws Exception { |
224 |
jsr166 |
1.24 |
TrackedCallable callable = new TrackedCallable(); |
225 |
|
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ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
226 |
jsr166 |
1.26 |
Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
227 |
jsr166 |
1.24 |
assertFalse(callable.done); |
228 |
|
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Thread.sleep(MEDIUM_DELAY_MS); |
229 |
|
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assertTrue(callable.done); |
230 |
|
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assertEquals(Boolean.TRUE, f.get()); |
231 |
|
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joinPool(p1); |
232 |
dl |
1.11 |
} |
233 |
|
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|
234 |
|
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/** |
235 |
|
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* a newScheduledThreadPool successfully runs delayed task |
236 |
|
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*/ |
237 |
jsr166 |
1.23 |
public void testnewScheduledThreadPool() throws Exception { |
238 |
jsr166 |
1.24 |
TrackedCallable callable = new TrackedCallable(); |
239 |
|
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ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
240 |
jsr166 |
1.26 |
Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
241 |
jsr166 |
1.24 |
assertFalse(callable.done); |
242 |
|
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Thread.sleep(MEDIUM_DELAY_MS); |
243 |
|
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assertTrue(callable.done); |
244 |
|
|
assertEquals(Boolean.TRUE, f.get()); |
245 |
|
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joinPool(p1); |
246 |
dl |
1.11 |
} |
247 |
|
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|
248 |
|
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/** |
249 |
jsr166 |
1.24 |
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
250 |
dl |
1.11 |
*/ |
251 |
jsr166 |
1.23 |
public void testunconfigurableScheduledExecutorService() throws Exception { |
252 |
jsr166 |
1.24 |
TrackedCallable callable = new TrackedCallable(); |
253 |
|
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ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
254 |
jsr166 |
1.26 |
Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
255 |
jsr166 |
1.24 |
assertFalse(callable.done); |
256 |
|
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Thread.sleep(MEDIUM_DELAY_MS); |
257 |
|
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assertTrue(callable.done); |
258 |
|
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assertEquals(Boolean.TRUE, f.get()); |
259 |
|
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joinPool(p1); |
260 |
dl |
1.11 |
} |
261 |
|
|
|
262 |
|
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/** |
263 |
dl |
1.4 |
* timeouts from execute will time out if they compute too long. |
264 |
dl |
1.2 |
*/ |
265 |
jsr166 |
1.23 |
public void testTimedCallable() throws Exception { |
266 |
dl |
1.2 |
int N = 10000; |
267 |
|
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ExecutorService executor = Executors.newSingleThreadExecutor(); |
268 |
|
|
List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
269 |
|
|
try { |
270 |
|
|
long startTime = System.currentTimeMillis(); |
271 |
jsr166 |
1.20 |
|
272 |
dl |
1.2 |
long i = 0; |
273 |
|
|
while (tasks.size() < N) { |
274 |
|
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tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
275 |
|
|
i += 10; |
276 |
|
|
} |
277 |
jsr166 |
1.20 |
|
278 |
dl |
1.2 |
int iters = 0; |
279 |
|
|
BigInteger sum = BigInteger.ZERO; |
280 |
|
|
for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
281 |
|
|
try { |
282 |
|
|
++iters; |
283 |
|
|
sum = sum.add(it.next().call()); |
284 |
|
|
} |
285 |
|
|
catch (TimeoutException success) { |
286 |
|
|
assertTrue(iters > 0); |
287 |
|
|
return; |
288 |
|
|
} |
289 |
|
|
} |
290 |
|
|
// if by chance we didn't ever time out, total time must be small |
291 |
|
|
long elapsed = System.currentTimeMillis() - startTime; |
292 |
|
|
assertTrue(elapsed < N); |
293 |
|
|
} |
294 |
|
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finally { |
295 |
dl |
1.3 |
joinPool(executor); |
296 |
dl |
1.2 |
} |
297 |
|
|
} |
298 |
|
|
|
299 |
jsr166 |
1.20 |
|
300 |
dl |
1.8 |
/** |
301 |
|
|
* ThreadPoolExecutor using defaultThreadFactory has |
302 |
|
|
* specified group, priority, daemon status, and name |
303 |
|
|
*/ |
304 |
jsr166 |
1.23 |
public void testDefaultThreadFactory() throws Exception { |
305 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
306 |
|
|
Runnable r = new Runnable() { |
307 |
|
|
public void run() { |
308 |
jsr166 |
1.25 |
try { |
309 |
|
|
Thread current = Thread.currentThread(); |
310 |
|
|
threadAssertTrue(!current.isDaemon()); |
311 |
|
|
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
312 |
|
|
ThreadGroup g = current.getThreadGroup(); |
313 |
|
|
SecurityManager s = System.getSecurityManager(); |
314 |
|
|
if (s != null) |
315 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
316 |
|
|
else |
317 |
|
|
threadAssertTrue(g == egroup); |
318 |
|
|
String name = current.getName(); |
319 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
320 |
|
|
} catch (SecurityException ok) { |
321 |
|
|
// Also pass if not allowed to change setting |
322 |
|
|
} |
323 |
tim |
1.9 |
} |
324 |
|
|
}; |
325 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
326 |
jsr166 |
1.20 |
|
327 |
tim |
1.9 |
e.execute(r); |
328 |
dl |
1.14 |
try { |
329 |
|
|
e.shutdown(); |
330 |
jsr166 |
1.21 |
} catch (SecurityException ok) { |
331 |
dl |
1.14 |
} |
332 |
jsr166 |
1.20 |
|
333 |
tim |
1.9 |
try { |
334 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
335 |
|
|
} finally { |
336 |
|
|
joinPool(e); |
337 |
|
|
} |
338 |
dl |
1.8 |
} |
339 |
|
|
|
340 |
|
|
/** |
341 |
|
|
* ThreadPoolExecutor using privilegedThreadFactory has |
342 |
|
|
* specified group, priority, daemon status, name, |
343 |
|
|
* access control context and context class loader |
344 |
|
|
*/ |
345 |
jsr166 |
1.23 |
public void testPrivilegedThreadFactory() throws Exception { |
346 |
dl |
1.14 |
Policy savedPolicy = null; |
347 |
|
|
try { |
348 |
|
|
savedPolicy = Policy.getPolicy(); |
349 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
350 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
351 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
352 |
|
|
Policy.setPolicy(policy); |
353 |
|
|
} catch (AccessControlException ok) { |
354 |
|
|
return; |
355 |
|
|
} |
356 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
357 |
|
|
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
358 |
dl |
1.8 |
final AccessControlContext thisacc = AccessController.getContext(); |
359 |
tim |
1.9 |
Runnable r = new Runnable() { |
360 |
|
|
public void run() { |
361 |
jsr166 |
1.25 |
try { |
362 |
|
|
Thread current = Thread.currentThread(); |
363 |
|
|
threadAssertTrue(!current.isDaemon()); |
364 |
|
|
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
365 |
|
|
ThreadGroup g = current.getThreadGroup(); |
366 |
|
|
SecurityManager s = System.getSecurityManager(); |
367 |
|
|
if (s != null) |
368 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
369 |
|
|
else |
370 |
|
|
threadAssertTrue(g == egroup); |
371 |
|
|
String name = current.getName(); |
372 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
373 |
|
|
threadAssertTrue(thisccl == current.getContextClassLoader()); |
374 |
|
|
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
375 |
|
|
} catch (SecurityException ok) { |
376 |
|
|
// Also pass if not allowed to change settings |
377 |
|
|
} |
378 |
dl |
1.14 |
} |
379 |
tim |
1.9 |
}; |
380 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
381 |
jsr166 |
1.20 |
|
382 |
tim |
1.9 |
Policy.setPolicy(savedPolicy); |
383 |
|
|
e.execute(r); |
384 |
dl |
1.14 |
try { |
385 |
|
|
e.shutdown(); |
386 |
jsr166 |
1.21 |
} catch (SecurityException ok) { |
387 |
dl |
1.14 |
} |
388 |
tim |
1.9 |
try { |
389 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
390 |
|
|
} finally { |
391 |
|
|
joinPool(e); |
392 |
|
|
} |
393 |
dl |
1.1 |
|
394 |
dl |
1.8 |
} |
395 |
dl |
1.11 |
|
396 |
dl |
1.16 |
void checkCCL() { |
397 |
dl |
1.18 |
SecurityManager sm = System.getSecurityManager(); |
398 |
|
|
if (sm != null) { |
399 |
|
|
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
400 |
jsr166 |
1.19 |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
401 |
dl |
1.18 |
} |
402 |
dl |
1.16 |
} |
403 |
|
|
|
404 |
|
|
class CheckCCL implements Callable<Object> { |
405 |
dl |
1.11 |
public Object call() { |
406 |
dl |
1.16 |
checkCCL(); |
407 |
dl |
1.11 |
return null; |
408 |
|
|
} |
409 |
|
|
} |
410 |
|
|
|
411 |
|
|
|
412 |
|
|
/** |
413 |
|
|
* Without class loader permissions, creating |
414 |
|
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
415 |
|
|
*/ |
416 |
|
|
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
417 |
jsr166 |
1.25 |
Policy savedPolicy = null; |
418 |
dl |
1.14 |
try { |
419 |
|
|
savedPolicy = Policy.getPolicy(); |
420 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
421 |
|
|
Policy.setPolicy(policy); |
422 |
|
|
} catch (AccessControlException ok) { |
423 |
|
|
return; |
424 |
|
|
} |
425 |
|
|
|
426 |
dl |
1.16 |
// Check if program still has too many permissions to run test |
427 |
|
|
try { |
428 |
|
|
checkCCL(); |
429 |
|
|
// too many privileges to test; so return |
430 |
|
|
Policy.setPolicy(savedPolicy); |
431 |
|
|
return; |
432 |
jsr166 |
1.21 |
} catch (AccessControlException ok) { |
433 |
jsr166 |
1.20 |
} |
434 |
dl |
1.16 |
|
435 |
dl |
1.11 |
try { |
436 |
|
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
437 |
|
|
shouldThrow(); |
438 |
jsr166 |
1.21 |
} catch (AccessControlException success) { |
439 |
jsr166 |
1.23 |
} finally { |
440 |
dl |
1.11 |
Policy.setPolicy(savedPolicy); |
441 |
|
|
} |
442 |
|
|
} |
443 |
|
|
|
444 |
|
|
/** |
445 |
dl |
1.16 |
* With class loader permissions, calling |
446 |
|
|
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
447 |
dl |
1.11 |
*/ |
448 |
jsr166 |
1.23 |
public void testprivilegedCallableUsingCCLWithPrivs() throws Exception { |
449 |
jsr166 |
1.25 |
Policy savedPolicy = null; |
450 |
dl |
1.14 |
try { |
451 |
|
|
savedPolicy = Policy.getPolicy(); |
452 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
453 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
454 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
455 |
|
|
Policy.setPolicy(policy); |
456 |
|
|
} catch (AccessControlException ok) { |
457 |
|
|
return; |
458 |
|
|
} |
459 |
jsr166 |
1.20 |
|
460 |
dl |
1.11 |
try { |
461 |
|
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
462 |
|
|
task.call(); |
463 |
jsr166 |
1.20 |
} |
464 |
dl |
1.11 |
finally { |
465 |
|
|
Policy.setPolicy(savedPolicy); |
466 |
|
|
} |
467 |
|
|
} |
468 |
|
|
|
469 |
|
|
/** |
470 |
|
|
* Without permissions, calling privilegedCallable throws ACE |
471 |
|
|
*/ |
472 |
jsr166 |
1.23 |
public void testprivilegedCallableWithNoPrivs() throws Exception { |
473 |
dl |
1.16 |
Callable task; |
474 |
|
|
Policy savedPolicy = null; |
475 |
|
|
AdjustablePolicy policy = null; |
476 |
|
|
AccessControlContext noprivAcc = null; |
477 |
dl |
1.14 |
try { |
478 |
dl |
1.16 |
savedPolicy = Policy.getPolicy(); |
479 |
|
|
policy = new AdjustablePolicy(); |
480 |
dl |
1.14 |
Policy.setPolicy(policy); |
481 |
dl |
1.16 |
noprivAcc = AccessController.getContext(); |
482 |
|
|
task = Executors.privilegedCallable(new CheckCCL()); |
483 |
dl |
1.15 |
Policy.setPolicy(savedPolicy); |
484 |
dl |
1.14 |
} catch (AccessControlException ok) { |
485 |
dl |
1.16 |
return; // program has too few permissions to set up test |
486 |
|
|
} |
487 |
|
|
|
488 |
jsr166 |
1.20 |
// Make sure that program doesn't have too many permissions |
489 |
dl |
1.16 |
try { |
490 |
|
|
AccessController.doPrivileged(new PrivilegedAction() { |
491 |
|
|
public Object run() { |
492 |
|
|
checkCCL(); |
493 |
|
|
return null; |
494 |
|
|
}}, noprivAcc); |
495 |
|
|
// too many permssions; skip test |
496 |
dl |
1.14 |
return; |
497 |
jsr166 |
1.21 |
} catch (AccessControlException ok) { |
498 |
dl |
1.14 |
} |
499 |
|
|
|
500 |
dl |
1.11 |
try { |
501 |
dl |
1.16 |
task.call(); |
502 |
|
|
shouldThrow(); |
503 |
jsr166 |
1.23 |
} catch (AccessControlException success) {} |
504 |
dl |
1.11 |
} |
505 |
|
|
|
506 |
|
|
/** |
507 |
|
|
* With permissions, calling privilegedCallable succeeds |
508 |
|
|
*/ |
509 |
jsr166 |
1.23 |
public void testprivilegedCallableWithPrivs() throws Exception { |
510 |
jsr166 |
1.25 |
Policy savedPolicy = null; |
511 |
dl |
1.14 |
try { |
512 |
|
|
savedPolicy = Policy.getPolicy(); |
513 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
514 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
515 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
516 |
|
|
Policy.setPolicy(policy); |
517 |
|
|
} catch (AccessControlException ok) { |
518 |
|
|
return; |
519 |
|
|
} |
520 |
jsr166 |
1.20 |
|
521 |
dl |
1.11 |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
522 |
|
|
try { |
523 |
|
|
task.call(); |
524 |
|
|
} finally { |
525 |
|
|
Policy.setPolicy(savedPolicy); |
526 |
|
|
} |
527 |
|
|
} |
528 |
|
|
|
529 |
|
|
/** |
530 |
|
|
* callable(Runnable) returns null when called |
531 |
jsr166 |
1.20 |
*/ |
532 |
jsr166 |
1.23 |
public void testCallable1() throws Exception { |
533 |
|
|
Callable c = Executors.callable(new NoOpRunnable()); |
534 |
|
|
assertNull(c.call()); |
535 |
dl |
1.11 |
} |
536 |
|
|
|
537 |
|
|
/** |
538 |
|
|
* callable(Runnable, result) returns result when called |
539 |
jsr166 |
1.20 |
*/ |
540 |
jsr166 |
1.23 |
public void testCallable2() throws Exception { |
541 |
|
|
Callable c = Executors.callable(new NoOpRunnable(), one); |
542 |
|
|
assertEquals(one, c.call()); |
543 |
dl |
1.11 |
} |
544 |
|
|
|
545 |
|
|
/** |
546 |
|
|
* callable(PrivilegedAction) returns its result when called |
547 |
jsr166 |
1.20 |
*/ |
548 |
jsr166 |
1.23 |
public void testCallable3() throws Exception { |
549 |
|
|
Callable c = Executors.callable(new PrivilegedAction() { |
550 |
|
|
public Object run() { return one; }}); |
551 |
dl |
1.11 |
assertEquals(one, c.call()); |
552 |
|
|
} |
553 |
|
|
|
554 |
|
|
/** |
555 |
|
|
* callable(PrivilegedExceptionAction) returns its result when called |
556 |
jsr166 |
1.20 |
*/ |
557 |
jsr166 |
1.23 |
public void testCallable4() throws Exception { |
558 |
|
|
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
559 |
|
|
public Object run() { return one; }}); |
560 |
|
|
assertEquals(one, c.call()); |
561 |
dl |
1.11 |
} |
562 |
|
|
|
563 |
|
|
|
564 |
|
|
/** |
565 |
|
|
* callable(null Runnable) throws NPE |
566 |
jsr166 |
1.20 |
*/ |
567 |
dl |
1.11 |
public void testCallableNPE1() { |
568 |
|
|
try { |
569 |
jsr166 |
1.23 |
Callable c = Executors.callable((Runnable) null); |
570 |
|
|
shouldThrow(); |
571 |
|
|
} catch (NullPointerException success) {} |
572 |
dl |
1.11 |
} |
573 |
|
|
|
574 |
|
|
/** |
575 |
|
|
* callable(null, result) throws NPE |
576 |
jsr166 |
1.20 |
*/ |
577 |
dl |
1.11 |
public void testCallableNPE2() { |
578 |
|
|
try { |
579 |
jsr166 |
1.23 |
Callable c = Executors.callable((Runnable) null, one); |
580 |
|
|
shouldThrow(); |
581 |
|
|
} catch (NullPointerException success) {} |
582 |
dl |
1.11 |
} |
583 |
|
|
|
584 |
|
|
/** |
585 |
|
|
* callable(null PrivilegedAction) throws NPE |
586 |
jsr166 |
1.20 |
*/ |
587 |
dl |
1.11 |
public void testCallableNPE3() { |
588 |
|
|
try { |
589 |
jsr166 |
1.23 |
Callable c = Executors.callable((PrivilegedAction) null); |
590 |
|
|
shouldThrow(); |
591 |
|
|
} catch (NullPointerException success) {} |
592 |
dl |
1.11 |
} |
593 |
|
|
|
594 |
|
|
/** |
595 |
|
|
* callable(null PrivilegedExceptionAction) throws NPE |
596 |
jsr166 |
1.20 |
*/ |
597 |
dl |
1.11 |
public void testCallableNPE4() { |
598 |
|
|
try { |
599 |
jsr166 |
1.23 |
Callable c = Executors.callable((PrivilegedExceptionAction) null); |
600 |
|
|
shouldThrow(); |
601 |
|
|
} catch (NullPointerException success) {} |
602 |
dl |
1.11 |
} |
603 |
|
|
|
604 |
dl |
1.1 |
|
605 |
|
|
} |