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 |
jsr166 |
1.37 |
* http://creativecommons.org/publicdomain/zero/1.0/ |
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 |
jsr166 |
1.26 |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
jsr166 |
1.43 |
|
11 |
|
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import java.security.AccessControlContext; |
12 |
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import java.security.AccessControlException; |
13 |
|
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import java.security.AccessController; |
14 |
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import java.security.PrivilegedAction; |
15 |
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import java.security.PrivilegedExceptionAction; |
16 |
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import java.util.ArrayList; |
17 |
|
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import java.util.List; |
18 |
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import java.util.concurrent.Callable; |
19 |
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import java.util.concurrent.CountDownLatch; |
20 |
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import java.util.concurrent.Executors; |
21 |
|
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import java.util.concurrent.ExecutorService; |
22 |
|
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import java.util.concurrent.Future; |
23 |
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import java.util.concurrent.ScheduledExecutorService; |
24 |
|
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import java.util.concurrent.ThreadPoolExecutor; |
25 |
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|
26 |
|
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import junit.framework.Test; |
27 |
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import junit.framework.TestSuite; |
28 |
dl |
1.1 |
|
29 |
jsr166 |
1.22 |
public class ExecutorsTest extends JSR166TestCase { |
30 |
dl |
1.1 |
public static void main(String[] args) { |
31 |
jsr166 |
1.45 |
main(suite(), args); |
32 |
dl |
1.1 |
} |
33 |
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public static Test suite() { |
34 |
tim |
1.9 |
return new TestSuite(ExecutorsTest.class); |
35 |
dl |
1.1 |
} |
36 |
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|
37 |
dl |
1.5 |
/** |
38 |
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* A newCachedThreadPool can execute runnables |
39 |
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*/ |
40 |
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public void testNewCachedThreadPool1() { |
41 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newCachedThreadPool(); |
42 |
|
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try (PoolCleaner cleaner = cleaner(e)) { |
43 |
|
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e.execute(new NoOpRunnable()); |
44 |
|
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e.execute(new NoOpRunnable()); |
45 |
|
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e.execute(new NoOpRunnable()); |
46 |
|
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} |
47 |
dl |
1.5 |
} |
48 |
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|
49 |
|
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/** |
50 |
|
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* A newCachedThreadPool with given ThreadFactory can execute runnables |
51 |
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*/ |
52 |
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public void testNewCachedThreadPool2() { |
53 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
54 |
|
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try (PoolCleaner cleaner = cleaner(e)) { |
55 |
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e.execute(new NoOpRunnable()); |
56 |
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e.execute(new NoOpRunnable()); |
57 |
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e.execute(new NoOpRunnable()); |
58 |
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} |
59 |
dl |
1.5 |
} |
60 |
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|
61 |
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/** |
62 |
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* A newCachedThreadPool with null ThreadFactory throws NPE |
63 |
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*/ |
64 |
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public void testNewCachedThreadPool3() { |
65 |
|
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try { |
66 |
jsr166 |
1.51 |
ExecutorService unused = Executors.newCachedThreadPool(null); |
67 |
dl |
1.5 |
shouldThrow(); |
68 |
jsr166 |
1.23 |
} catch (NullPointerException success) {} |
69 |
dl |
1.5 |
} |
70 |
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|
71 |
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/** |
72 |
|
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* A new SingleThreadExecutor can execute runnables |
73 |
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*/ |
74 |
|
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public void testNewSingleThreadExecutor1() { |
75 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newSingleThreadExecutor(); |
76 |
|
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try (PoolCleaner cleaner = cleaner(e)) { |
77 |
|
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e.execute(new NoOpRunnable()); |
78 |
|
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e.execute(new NoOpRunnable()); |
79 |
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e.execute(new NoOpRunnable()); |
80 |
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} |
81 |
dl |
1.5 |
} |
82 |
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83 |
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/** |
84 |
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* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
85 |
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*/ |
86 |
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public void testNewSingleThreadExecutor2() { |
87 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
88 |
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try (PoolCleaner cleaner = cleaner(e)) { |
89 |
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e.execute(new NoOpRunnable()); |
90 |
|
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e.execute(new NoOpRunnable()); |
91 |
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e.execute(new NoOpRunnable()); |
92 |
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} |
93 |
dl |
1.5 |
} |
94 |
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|
95 |
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/** |
96 |
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* A new SingleThreadExecutor with null ThreadFactory throws NPE |
97 |
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*/ |
98 |
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public void testNewSingleThreadExecutor3() { |
99 |
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try { |
100 |
jsr166 |
1.51 |
ExecutorService unused = Executors.newSingleThreadExecutor(null); |
101 |
dl |
1.5 |
shouldThrow(); |
102 |
jsr166 |
1.23 |
} catch (NullPointerException success) {} |
103 |
dl |
1.5 |
} |
104 |
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105 |
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/** |
106 |
dl |
1.11 |
* A new SingleThreadExecutor cannot be casted to concrete implementation |
107 |
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*/ |
108 |
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public void testCastNewSingleThreadExecutor() { |
109 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newSingleThreadExecutor(); |
110 |
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try (PoolCleaner cleaner = cleaner(e)) { |
111 |
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try { |
112 |
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ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
113 |
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shouldThrow(); |
114 |
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} catch (ClassCastException success) {} |
115 |
dl |
1.11 |
} |
116 |
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} |
117 |
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118 |
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/** |
119 |
dl |
1.5 |
* A new newFixedThreadPool can execute runnables |
120 |
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*/ |
121 |
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public void testNewFixedThreadPool1() { |
122 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newFixedThreadPool(2); |
123 |
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try (PoolCleaner cleaner = cleaner(e)) { |
124 |
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e.execute(new NoOpRunnable()); |
125 |
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e.execute(new NoOpRunnable()); |
126 |
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e.execute(new NoOpRunnable()); |
127 |
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} |
128 |
dl |
1.5 |
} |
129 |
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130 |
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/** |
131 |
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* A new newFixedThreadPool with given ThreadFactory can execute runnables |
132 |
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*/ |
133 |
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public void testNewFixedThreadPool2() { |
134 |
jsr166 |
1.46 |
final ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
135 |
|
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try (PoolCleaner cleaner = cleaner(e)) { |
136 |
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e.execute(new NoOpRunnable()); |
137 |
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e.execute(new NoOpRunnable()); |
138 |
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e.execute(new NoOpRunnable()); |
139 |
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} |
140 |
dl |
1.5 |
} |
141 |
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|
142 |
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/** |
143 |
jsr166 |
1.49 |
* A new newFixedThreadPool with null ThreadFactory throws |
144 |
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* NullPointerException |
145 |
dl |
1.5 |
*/ |
146 |
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public void testNewFixedThreadPool3() { |
147 |
|
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try { |
148 |
jsr166 |
1.51 |
ExecutorService unused = Executors.newFixedThreadPool(2, null); |
149 |
dl |
1.5 |
shouldThrow(); |
150 |
jsr166 |
1.23 |
} catch (NullPointerException success) {} |
151 |
dl |
1.5 |
} |
152 |
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|
153 |
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/** |
154 |
jsr166 |
1.49 |
* A new newFixedThreadPool with 0 threads throws IllegalArgumentException |
155 |
dl |
1.5 |
*/ |
156 |
|
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public void testNewFixedThreadPool4() { |
157 |
|
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try { |
158 |
jsr166 |
1.51 |
ExecutorService unused = Executors.newFixedThreadPool(0); |
159 |
dl |
1.5 |
shouldThrow(); |
160 |
jsr166 |
1.23 |
} catch (IllegalArgumentException success) {} |
161 |
dl |
1.5 |
} |
162 |
dl |
1.1 |
|
163 |
dl |
1.2 |
/** |
164 |
dl |
1.11 |
* An unconfigurable newFixedThreadPool can execute runnables |
165 |
|
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*/ |
166 |
jsr166 |
1.42 |
public void testUnconfigurableExecutorService() { |
167 |
jsr166 |
1.46 |
final ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
168 |
|
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try (PoolCleaner cleaner = cleaner(e)) { |
169 |
|
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e.execute(new NoOpRunnable()); |
170 |
|
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e.execute(new NoOpRunnable()); |
171 |
|
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e.execute(new NoOpRunnable()); |
172 |
|
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} |
173 |
dl |
1.11 |
} |
174 |
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|
175 |
|
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/** |
176 |
|
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* unconfigurableExecutorService(null) throws NPE |
177 |
|
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*/ |
178 |
jsr166 |
1.42 |
public void testUnconfigurableExecutorServiceNPE() { |
179 |
dl |
1.11 |
try { |
180 |
jsr166 |
1.51 |
ExecutorService unused = |
181 |
|
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Executors.unconfigurableExecutorService(null); |
182 |
jsr166 |
1.23 |
shouldThrow(); |
183 |
|
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} catch (NullPointerException success) {} |
184 |
dl |
1.11 |
} |
185 |
|
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|
186 |
|
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/** |
187 |
|
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* unconfigurableScheduledExecutorService(null) throws NPE |
188 |
|
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*/ |
189 |
jsr166 |
1.42 |
public void testUnconfigurableScheduledExecutorServiceNPE() { |
190 |
dl |
1.11 |
try { |
191 |
jsr166 |
1.51 |
ExecutorService unused = |
192 |
|
|
Executors.unconfigurableScheduledExecutorService(null); |
193 |
jsr166 |
1.23 |
shouldThrow(); |
194 |
|
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} catch (NullPointerException success) {} |
195 |
dl |
1.11 |
} |
196 |
|
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|
197 |
|
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/** |
198 |
|
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* a newSingleThreadScheduledExecutor successfully runs delayed task |
199 |
|
|
*/ |
200 |
jsr166 |
1.23 |
public void testNewSingleThreadScheduledExecutor() throws Exception { |
201 |
jsr166 |
1.46 |
final ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor(); |
202 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
203 |
jsr166 |
1.42 |
final CountDownLatch proceed = new CountDownLatch(1); |
204 |
jsr166 |
1.35 |
final Runnable task = new CheckedRunnable() { |
205 |
|
|
public void realRun() { |
206 |
jsr166 |
1.42 |
await(proceed); |
207 |
jsr166 |
1.35 |
}}; |
208 |
jsr166 |
1.42 |
long startTime = System.nanoTime(); |
209 |
jsr166 |
1.35 |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
210 |
jsr166 |
1.42 |
timeoutMillis(), MILLISECONDS); |
211 |
jsr166 |
1.35 |
assertFalse(f.isDone()); |
212 |
jsr166 |
1.42 |
proceed.countDown(); |
213 |
|
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assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
214 |
jsr166 |
1.36 |
assertSame(Boolean.TRUE, f.get()); |
215 |
jsr166 |
1.35 |
assertTrue(f.isDone()); |
216 |
jsr166 |
1.42 |
assertFalse(f.isCancelled()); |
217 |
|
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
218 |
jsr166 |
1.35 |
} |
219 |
dl |
1.11 |
} |
220 |
|
|
|
221 |
|
|
/** |
222 |
|
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* a newScheduledThreadPool successfully runs delayed task |
223 |
|
|
*/ |
224 |
jsr166 |
1.42 |
public void testNewScheduledThreadPool() throws Exception { |
225 |
jsr166 |
1.46 |
final ScheduledExecutorService p = Executors.newScheduledThreadPool(2); |
226 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
227 |
jsr166 |
1.42 |
final CountDownLatch proceed = new CountDownLatch(1); |
228 |
jsr166 |
1.35 |
final Runnable task = new CheckedRunnable() { |
229 |
|
|
public void realRun() { |
230 |
jsr166 |
1.42 |
await(proceed); |
231 |
jsr166 |
1.35 |
}}; |
232 |
jsr166 |
1.42 |
long startTime = System.nanoTime(); |
233 |
jsr166 |
1.35 |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
234 |
jsr166 |
1.42 |
timeoutMillis(), MILLISECONDS); |
235 |
jsr166 |
1.35 |
assertFalse(f.isDone()); |
236 |
jsr166 |
1.42 |
proceed.countDown(); |
237 |
|
|
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
238 |
jsr166 |
1.36 |
assertSame(Boolean.TRUE, f.get()); |
239 |
jsr166 |
1.35 |
assertTrue(f.isDone()); |
240 |
jsr166 |
1.42 |
assertFalse(f.isCancelled()); |
241 |
|
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
242 |
jsr166 |
1.35 |
} |
243 |
dl |
1.11 |
} |
244 |
|
|
|
245 |
|
|
/** |
246 |
jsr166 |
1.24 |
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
247 |
dl |
1.11 |
*/ |
248 |
jsr166 |
1.42 |
public void testUnconfigurableScheduledExecutorService() throws Exception { |
249 |
jsr166 |
1.46 |
final ScheduledExecutorService p = |
250 |
jsr166 |
1.35 |
Executors.unconfigurableScheduledExecutorService |
251 |
|
|
(Executors.newScheduledThreadPool(2)); |
252 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
253 |
jsr166 |
1.42 |
final CountDownLatch proceed = new CountDownLatch(1); |
254 |
jsr166 |
1.35 |
final Runnable task = new CheckedRunnable() { |
255 |
|
|
public void realRun() { |
256 |
jsr166 |
1.42 |
await(proceed); |
257 |
jsr166 |
1.35 |
}}; |
258 |
jsr166 |
1.42 |
long startTime = System.nanoTime(); |
259 |
jsr166 |
1.35 |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
260 |
jsr166 |
1.42 |
timeoutMillis(), MILLISECONDS); |
261 |
jsr166 |
1.35 |
assertFalse(f.isDone()); |
262 |
jsr166 |
1.42 |
proceed.countDown(); |
263 |
|
|
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
264 |
jsr166 |
1.36 |
assertSame(Boolean.TRUE, f.get()); |
265 |
jsr166 |
1.35 |
assertTrue(f.isDone()); |
266 |
jsr166 |
1.42 |
assertFalse(f.isCancelled()); |
267 |
|
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
268 |
jsr166 |
1.35 |
} |
269 |
dl |
1.11 |
} |
270 |
|
|
|
271 |
|
|
/** |
272 |
jsr166 |
1.34 |
* Future.get on submitted tasks will time out if they compute too long. |
273 |
dl |
1.2 |
*/ |
274 |
jsr166 |
1.23 |
public void testTimedCallable() throws Exception { |
275 |
jsr166 |
1.40 |
final ExecutorService[] executors = { |
276 |
|
|
Executors.newSingleThreadExecutor(), |
277 |
|
|
Executors.newCachedThreadPool(), |
278 |
|
|
Executors.newFixedThreadPool(2), |
279 |
|
|
Executors.newScheduledThreadPool(2), |
280 |
|
|
}; |
281 |
|
|
|
282 |
jsr166 |
1.54 |
final CountDownLatch done = new CountDownLatch(1); |
283 |
|
|
|
284 |
dl |
1.52 |
final Runnable sleeper = new CheckedRunnable() { |
285 |
jsr166 |
1.33 |
public void realRun() throws InterruptedException { |
286 |
jsr166 |
1.54 |
done.await(LONG_DELAY_MS, MILLISECONDS); |
287 |
jsr166 |
1.33 |
}}; |
288 |
jsr166 |
1.40 |
|
289 |
jsr166 |
1.47 |
List<Thread> threads = new ArrayList<>(); |
290 |
jsr166 |
1.40 |
for (final ExecutorService executor : executors) { |
291 |
|
|
threads.add(newStartedThread(new CheckedRunnable() { |
292 |
|
|
public void realRun() { |
293 |
|
|
Future future = executor.submit(sleeper); |
294 |
|
|
assertFutureTimesOut(future); |
295 |
|
|
}})); |
296 |
dl |
1.2 |
} |
297 |
jsr166 |
1.40 |
for (Thread thread : threads) |
298 |
|
|
awaitTermination(thread); |
299 |
jsr166 |
1.54 |
done.countDown(); |
300 |
dl |
1.52 |
for (ExecutorService executor : executors) |
301 |
jsr166 |
1.40 |
joinPool(executor); |
302 |
dl |
1.2 |
} |
303 |
|
|
|
304 |
dl |
1.8 |
/** |
305 |
|
|
* ThreadPoolExecutor using defaultThreadFactory has |
306 |
|
|
* specified group, priority, daemon status, and name |
307 |
|
|
*/ |
308 |
jsr166 |
1.23 |
public void testDefaultThreadFactory() throws Exception { |
309 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
310 |
jsr166 |
1.42 |
final CountDownLatch done = new CountDownLatch(1); |
311 |
jsr166 |
1.31 |
Runnable r = new CheckedRunnable() { |
312 |
|
|
public void realRun() { |
313 |
|
|
try { |
314 |
|
|
Thread current = Thread.currentThread(); |
315 |
jsr166 |
1.48 |
assertFalse(current.isDaemon()); |
316 |
jsr166 |
1.31 |
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
317 |
|
|
SecurityManager s = System.getSecurityManager(); |
318 |
jsr166 |
1.48 |
assertSame(current.getThreadGroup(), |
319 |
|
|
(s == null) ? egroup : s.getThreadGroup()); |
320 |
|
|
assertTrue(current.getName().endsWith("thread-1")); |
321 |
jsr166 |
1.31 |
} catch (SecurityException ok) { |
322 |
|
|
// Also pass if not allowed to change setting |
323 |
tim |
1.9 |
} |
324 |
jsr166 |
1.42 |
done.countDown(); |
325 |
jsr166 |
1.31 |
}}; |
326 |
tim |
1.9 |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
327 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(e)) { |
328 |
|
|
e.execute(r); |
329 |
|
|
await(done); |
330 |
dl |
1.14 |
} |
331 |
dl |
1.8 |
} |
332 |
|
|
|
333 |
|
|
/** |
334 |
|
|
* ThreadPoolExecutor using privilegedThreadFactory has |
335 |
|
|
* specified group, priority, daemon status, name, |
336 |
|
|
* access control context and context class loader |
337 |
|
|
*/ |
338 |
jsr166 |
1.23 |
public void testPrivilegedThreadFactory() throws Exception { |
339 |
jsr166 |
1.42 |
final CountDownLatch done = new CountDownLatch(1); |
340 |
jsr166 |
1.29 |
Runnable r = new CheckedRunnable() { |
341 |
|
|
public void realRun() throws Exception { |
342 |
|
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
343 |
|
|
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
344 |
|
|
final AccessControlContext thisacc = AccessController.getContext(); |
345 |
|
|
Runnable r = new CheckedRunnable() { |
346 |
|
|
public void realRun() { |
347 |
jsr166 |
1.25 |
Thread current = Thread.currentThread(); |
348 |
jsr166 |
1.48 |
assertFalse(current.isDaemon()); |
349 |
jsr166 |
1.29 |
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
350 |
jsr166 |
1.25 |
SecurityManager s = System.getSecurityManager(); |
351 |
jsr166 |
1.48 |
assertSame(current.getThreadGroup(), |
352 |
|
|
(s == null) ? egroup : s.getThreadGroup()); |
353 |
|
|
assertTrue(current.getName().endsWith("thread-1")); |
354 |
jsr166 |
1.31 |
assertSame(thisccl, current.getContextClassLoader()); |
355 |
|
|
assertEquals(thisacc, AccessController.getContext()); |
356 |
jsr166 |
1.42 |
done.countDown(); |
357 |
jsr166 |
1.29 |
}}; |
358 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
359 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(e)) { |
360 |
|
|
e.execute(r); |
361 |
|
|
await(done); |
362 |
|
|
} |
363 |
jsr166 |
1.29 |
}}; |
364 |
|
|
|
365 |
|
|
runWithPermissions(r, |
366 |
|
|
new RuntimePermission("getClassLoader"), |
367 |
|
|
new RuntimePermission("setContextClassLoader"), |
368 |
|
|
new RuntimePermission("modifyThread")); |
369 |
|
|
} |
370 |
jsr166 |
1.20 |
|
371 |
jsr166 |
1.29 |
boolean haveCCLPermissions() { |
372 |
|
|
SecurityManager sm = System.getSecurityManager(); |
373 |
|
|
if (sm != null) { |
374 |
|
|
try { |
375 |
|
|
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
376 |
|
|
sm.checkPermission(new RuntimePermission("getClassLoader")); |
377 |
|
|
} catch (AccessControlException e) { |
378 |
|
|
return false; |
379 |
|
|
} |
380 |
tim |
1.9 |
} |
381 |
jsr166 |
1.29 |
return true; |
382 |
dl |
1.8 |
} |
383 |
dl |
1.11 |
|
384 |
dl |
1.16 |
void checkCCL() { |
385 |
dl |
1.18 |
SecurityManager sm = System.getSecurityManager(); |
386 |
|
|
if (sm != null) { |
387 |
|
|
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
388 |
jsr166 |
1.19 |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
389 |
dl |
1.18 |
} |
390 |
dl |
1.16 |
} |
391 |
|
|
|
392 |
|
|
class CheckCCL implements Callable<Object> { |
393 |
dl |
1.11 |
public Object call() { |
394 |
dl |
1.16 |
checkCCL(); |
395 |
dl |
1.11 |
return null; |
396 |
|
|
} |
397 |
|
|
} |
398 |
|
|
|
399 |
|
|
/** |
400 |
|
|
* Without class loader permissions, creating |
401 |
|
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
402 |
|
|
*/ |
403 |
|
|
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
404 |
jsr166 |
1.29 |
Runnable r = new CheckedRunnable() { |
405 |
|
|
public void realRun() throws Exception { |
406 |
|
|
if (System.getSecurityManager() == null) |
407 |
|
|
return; |
408 |
|
|
try { |
409 |
|
|
Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
410 |
|
|
shouldThrow(); |
411 |
|
|
} catch (AccessControlException success) {} |
412 |
|
|
}}; |
413 |
dl |
1.16 |
|
414 |
jsr166 |
1.29 |
runWithoutPermissions(r); |
415 |
dl |
1.11 |
} |
416 |
|
|
|
417 |
|
|
/** |
418 |
dl |
1.16 |
* With class loader permissions, calling |
419 |
|
|
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
420 |
dl |
1.11 |
*/ |
421 |
jsr166 |
1.42 |
public void testPrivilegedCallableUsingCCLWithPrivs() throws Exception { |
422 |
jsr166 |
1.29 |
Runnable r = new CheckedRunnable() { |
423 |
|
|
public void realRun() throws Exception { |
424 |
|
|
Executors.privilegedCallableUsingCurrentClassLoader |
425 |
|
|
(new NoOpCallable()) |
426 |
|
|
.call(); |
427 |
|
|
}}; |
428 |
|
|
|
429 |
|
|
runWithPermissions(r, |
430 |
|
|
new RuntimePermission("getClassLoader"), |
431 |
|
|
new RuntimePermission("setContextClassLoader")); |
432 |
dl |
1.11 |
} |
433 |
|
|
|
434 |
|
|
/** |
435 |
|
|
* Without permissions, calling privilegedCallable throws ACE |
436 |
|
|
*/ |
437 |
jsr166 |
1.42 |
public void testPrivilegedCallableWithNoPrivs() throws Exception { |
438 |
jsr166 |
1.32 |
// Avoid classloader-related SecurityExceptions in swingui.TestRunner |
439 |
|
|
Executors.privilegedCallable(new CheckCCL()); |
440 |
|
|
|
441 |
jsr166 |
1.29 |
Runnable r = new CheckedRunnable() { |
442 |
|
|
public void realRun() throws Exception { |
443 |
|
|
if (System.getSecurityManager() == null) |
444 |
|
|
return; |
445 |
|
|
Callable task = Executors.privilegedCallable(new CheckCCL()); |
446 |
|
|
try { |
447 |
|
|
task.call(); |
448 |
|
|
shouldThrow(); |
449 |
|
|
} catch (AccessControlException success) {} |
450 |
|
|
}}; |
451 |
|
|
|
452 |
|
|
runWithoutPermissions(r); |
453 |
|
|
|
454 |
|
|
// It seems rather difficult to test that the |
455 |
|
|
// AccessControlContext of the privilegedCallable is used |
456 |
|
|
// instead of its caller. Below is a failed attempt to do |
457 |
|
|
// that, which does not work because the AccessController |
458 |
|
|
// cannot capture the internal state of the current Policy. |
459 |
|
|
// It would be much more work to differentiate based on, |
460 |
|
|
// e.g. CodeSource. |
461 |
|
|
|
462 |
|
|
// final AccessControlContext[] noprivAcc = new AccessControlContext[1]; |
463 |
|
|
// final Callable[] task = new Callable[1]; |
464 |
|
|
|
465 |
|
|
// runWithPermissions |
466 |
|
|
// (new CheckedRunnable() { |
467 |
|
|
// public void realRun() { |
468 |
|
|
// if (System.getSecurityManager() == null) |
469 |
|
|
// return; |
470 |
|
|
// noprivAcc[0] = AccessController.getContext(); |
471 |
|
|
// task[0] = Executors.privilegedCallable(new CheckCCL()); |
472 |
|
|
// try { |
473 |
|
|
// AccessController.doPrivileged(new PrivilegedAction<Void>() { |
474 |
|
|
// public Void run() { |
475 |
|
|
// checkCCL(); |
476 |
|
|
// return null; |
477 |
|
|
// }}, noprivAcc[0]); |
478 |
|
|
// shouldThrow(); |
479 |
|
|
// } catch (AccessControlException success) {} |
480 |
|
|
// }}); |
481 |
|
|
|
482 |
|
|
// runWithPermissions |
483 |
|
|
// (new CheckedRunnable() { |
484 |
|
|
// public void realRun() throws Exception { |
485 |
|
|
// if (System.getSecurityManager() == null) |
486 |
|
|
// return; |
487 |
|
|
// // Verify that we have an underprivileged ACC |
488 |
|
|
// try { |
489 |
|
|
// AccessController.doPrivileged(new PrivilegedAction<Void>() { |
490 |
|
|
// public Void run() { |
491 |
|
|
// checkCCL(); |
492 |
|
|
// return null; |
493 |
|
|
// }}, noprivAcc[0]); |
494 |
|
|
// shouldThrow(); |
495 |
|
|
// } catch (AccessControlException success) {} |
496 |
|
|
|
497 |
|
|
// try { |
498 |
|
|
// task[0].call(); |
499 |
|
|
// shouldThrow(); |
500 |
|
|
// } catch (AccessControlException success) {} |
501 |
|
|
// }}, |
502 |
|
|
// new RuntimePermission("getClassLoader"), |
503 |
|
|
// new RuntimePermission("setContextClassLoader")); |
504 |
dl |
1.11 |
} |
505 |
|
|
|
506 |
|
|
/** |
507 |
|
|
* With permissions, calling privilegedCallable succeeds |
508 |
|
|
*/ |
509 |
jsr166 |
1.42 |
public void testPrivilegedCallableWithPrivs() throws Exception { |
510 |
jsr166 |
1.29 |
Runnable r = new CheckedRunnable() { |
511 |
|
|
public void realRun() throws Exception { |
512 |
|
|
Executors.privilegedCallable(new CheckCCL()).call(); |
513 |
|
|
}}; |
514 |
|
|
|
515 |
jsr166 |
1.38 |
runWithPermissions(r, |
516 |
jsr166 |
1.29 |
new RuntimePermission("getClassLoader"), |
517 |
|
|
new RuntimePermission("setContextClassLoader")); |
518 |
dl |
1.11 |
} |
519 |
|
|
|
520 |
|
|
/** |
521 |
|
|
* callable(Runnable) returns null when called |
522 |
jsr166 |
1.20 |
*/ |
523 |
jsr166 |
1.23 |
public void testCallable1() throws Exception { |
524 |
|
|
Callable c = Executors.callable(new NoOpRunnable()); |
525 |
|
|
assertNull(c.call()); |
526 |
dl |
1.11 |
} |
527 |
|
|
|
528 |
|
|
/** |
529 |
|
|
* callable(Runnable, result) returns result when called |
530 |
jsr166 |
1.20 |
*/ |
531 |
jsr166 |
1.23 |
public void testCallable2() throws Exception { |
532 |
|
|
Callable c = Executors.callable(new NoOpRunnable(), one); |
533 |
jsr166 |
1.27 |
assertSame(one, c.call()); |
534 |
dl |
1.11 |
} |
535 |
|
|
|
536 |
|
|
/** |
537 |
|
|
* callable(PrivilegedAction) returns its result when called |
538 |
jsr166 |
1.20 |
*/ |
539 |
jsr166 |
1.23 |
public void testCallable3() throws Exception { |
540 |
|
|
Callable c = Executors.callable(new PrivilegedAction() { |
541 |
|
|
public Object run() { return one; }}); |
542 |
jsr166 |
1.27 |
assertSame(one, c.call()); |
543 |
dl |
1.11 |
} |
544 |
|
|
|
545 |
|
|
/** |
546 |
|
|
* callable(PrivilegedExceptionAction) returns its result when called |
547 |
jsr166 |
1.20 |
*/ |
548 |
jsr166 |
1.23 |
public void testCallable4() throws Exception { |
549 |
|
|
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
550 |
|
|
public Object run() { return one; }}); |
551 |
jsr166 |
1.27 |
assertSame(one, c.call()); |
552 |
dl |
1.11 |
} |
553 |
|
|
|
554 |
|
|
/** |
555 |
|
|
* callable(null Runnable) throws NPE |
556 |
jsr166 |
1.20 |
*/ |
557 |
dl |
1.11 |
public void testCallableNPE1() { |
558 |
|
|
try { |
559 |
jsr166 |
1.51 |
Callable unused = Executors.callable((Runnable) null); |
560 |
jsr166 |
1.23 |
shouldThrow(); |
561 |
|
|
} catch (NullPointerException success) {} |
562 |
dl |
1.11 |
} |
563 |
|
|
|
564 |
|
|
/** |
565 |
|
|
* callable(null, result) throws NPE |
566 |
jsr166 |
1.20 |
*/ |
567 |
dl |
1.11 |
public void testCallableNPE2() { |
568 |
|
|
try { |
569 |
jsr166 |
1.51 |
Callable unused = Executors.callable((Runnable) null, one); |
570 |
jsr166 |
1.23 |
shouldThrow(); |
571 |
|
|
} catch (NullPointerException success) {} |
572 |
dl |
1.11 |
} |
573 |
|
|
|
574 |
|
|
/** |
575 |
|
|
* callable(null PrivilegedAction) throws NPE |
576 |
jsr166 |
1.20 |
*/ |
577 |
dl |
1.11 |
public void testCallableNPE3() { |
578 |
|
|
try { |
579 |
jsr166 |
1.51 |
Callable unused = Executors.callable((PrivilegedAction) null); |
580 |
jsr166 |
1.23 |
shouldThrow(); |
581 |
|
|
} catch (NullPointerException success) {} |
582 |
dl |
1.11 |
} |
583 |
|
|
|
584 |
|
|
/** |
585 |
|
|
* callable(null PrivilegedExceptionAction) throws NPE |
586 |
jsr166 |
1.20 |
*/ |
587 |
dl |
1.11 |
public void testCallableNPE4() { |
588 |
|
|
try { |
589 |
jsr166 |
1.51 |
Callable unused = Executors.callable((PrivilegedExceptionAction) null); |
590 |
jsr166 |
1.23 |
shouldThrow(); |
591 |
|
|
} catch (NullPointerException success) {} |
592 |
dl |
1.11 |
} |
593 |
|
|
|
594 |
jsr166 |
1.50 |
/** |
595 |
|
|
* callable(runnable, x).toString() contains toString of wrapped task |
596 |
|
|
*/ |
597 |
|
|
public void testCallable_withResult_toString() { |
598 |
|
|
if (testImplementationDetails) { |
599 |
|
|
Runnable r = () -> {}; |
600 |
|
|
Callable<String> c = Executors.callable(r, ""); |
601 |
|
|
assertEquals( |
602 |
|
|
identityString(c) + "[Wrapped task = " + r.toString() + "]", |
603 |
|
|
c.toString()); |
604 |
|
|
} |
605 |
|
|
} |
606 |
|
|
|
607 |
|
|
/** |
608 |
|
|
* callable(runnable).toString() contains toString of wrapped task |
609 |
|
|
*/ |
610 |
|
|
public void testCallable_toString() { |
611 |
|
|
if (testImplementationDetails) { |
612 |
|
|
Runnable r = () -> {}; |
613 |
|
|
Callable<Object> c = Executors.callable(r); |
614 |
|
|
assertEquals( |
615 |
|
|
identityString(c) + "[Wrapped task = " + r.toString() + "]", |
616 |
|
|
c.toString()); |
617 |
|
|
} |
618 |
|
|
} |
619 |
|
|
|
620 |
|
|
/** |
621 |
|
|
* privilegedCallable(callable).toString() contains toString of wrapped task |
622 |
|
|
*/ |
623 |
|
|
public void testPrivilegedCallable_toString() { |
624 |
|
|
if (testImplementationDetails) { |
625 |
|
|
Callable<String> c = () -> ""; |
626 |
|
|
Callable<String> priv = Executors.privilegedCallable(c); |
627 |
|
|
assertEquals( |
628 |
|
|
identityString(priv) + "[Wrapped task = " + c.toString() + "]", |
629 |
|
|
priv.toString()); |
630 |
|
|
} |
631 |
|
|
} |
632 |
|
|
|
633 |
|
|
/** |
634 |
|
|
* privilegedCallableUsingCurrentClassLoader(callable).toString() |
635 |
|
|
* contains toString of wrapped task |
636 |
|
|
*/ |
637 |
|
|
public void testPrivilegedCallableUsingCurrentClassLoader_toString() { |
638 |
|
|
if (testImplementationDetails) { |
639 |
|
|
Callable<String> c = () -> ""; |
640 |
|
|
Callable<String> priv = Executors.privilegedCallableUsingCurrentClassLoader(c); |
641 |
|
|
assertEquals( |
642 |
|
|
identityString(priv) + "[Wrapped task = " + c.toString() + "]", |
643 |
|
|
priv.toString()); |
644 |
|
|
} |
645 |
|
|
} |
646 |
dl |
1.1 |
} |