1 |
|
/* |
2 |
|
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
|
* Expert Group and released to the public domain, as explained at |
4 |
< |
* http://creativecommons.org/licenses/publicdomain |
5 |
< |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
< |
* Pat Fisher, Mike Judd. |
4 |
> |
* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
> |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
> |
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
+ |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
|
|
11 |
< |
import junit.framework.*; |
12 |
< |
import java.util.*; |
13 |
< |
import java.util.concurrent.*; |
14 |
< |
import java.math.BigInteger; |
15 |
< |
import java.security.*; |
11 |
> |
import java.security.AccessControlContext; |
12 |
> |
import java.security.AccessControlException; |
13 |
> |
import java.security.AccessController; |
14 |
> |
import java.security.PrivilegedAction; |
15 |
> |
import java.security.PrivilegedExceptionAction; |
16 |
> |
import java.util.ArrayList; |
17 |
> |
import java.util.List; |
18 |
> |
import java.util.concurrent.Callable; |
19 |
> |
import java.util.concurrent.CountDownLatch; |
20 |
> |
import java.util.concurrent.Executors; |
21 |
> |
import java.util.concurrent.ExecutorService; |
22 |
> |
import java.util.concurrent.Future; |
23 |
> |
import java.util.concurrent.ScheduledExecutorService; |
24 |
> |
import java.util.concurrent.ThreadPoolExecutor; |
25 |
|
|
26 |
< |
public class ExecutorsTest extends JSR166TestCase{ |
26 |
> |
import junit.framework.Test; |
27 |
> |
import junit.framework.TestSuite; |
28 |
> |
|
29 |
> |
public class ExecutorsTest extends JSR166TestCase { |
30 |
|
public static void main(String[] args) { |
31 |
< |
junit.textui.TestRunner.run (suite()); |
31 |
> |
main(suite(), args); |
32 |
|
} |
33 |
|
public static Test suite() { |
34 |
|
return new TestSuite(ExecutorsTest.class); |
35 |
|
} |
36 |
|
|
24 |
– |
static class TimedCallable<T> implements Callable<T> { |
25 |
– |
private final ExecutorService exec; |
26 |
– |
private final Callable<T> func; |
27 |
– |
private final long msecs; |
28 |
– |
|
29 |
– |
TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
30 |
– |
this.exec = exec; |
31 |
– |
this.func = func; |
32 |
– |
this.msecs = msecs; |
33 |
– |
} |
34 |
– |
|
35 |
– |
public T call() throws Exception { |
36 |
– |
Future<T> ftask = exec.submit(func); |
37 |
– |
try { |
38 |
– |
return ftask.get(msecs, TimeUnit.MILLISECONDS); |
39 |
– |
} finally { |
40 |
– |
ftask.cancel(true); |
41 |
– |
} |
42 |
– |
} |
43 |
– |
} |
44 |
– |
|
45 |
– |
|
46 |
– |
private static class Fib implements Callable<BigInteger> { |
47 |
– |
private final BigInteger n; |
48 |
– |
Fib(long n) { |
49 |
– |
if (n < 0) throw new IllegalArgumentException("need non-negative arg, but got " + n); |
50 |
– |
this.n = BigInteger.valueOf(n); |
51 |
– |
} |
52 |
– |
public BigInteger call() { |
53 |
– |
BigInteger f1 = BigInteger.ONE; |
54 |
– |
BigInteger f2 = f1; |
55 |
– |
for (BigInteger i = BigInteger.ZERO; i.compareTo(n) < 0; i = i.add(BigInteger.ONE)) { |
56 |
– |
BigInteger t = f1.add(f2); |
57 |
– |
f1 = f2; |
58 |
– |
f2 = t; |
59 |
– |
} |
60 |
– |
return f1; |
61 |
– |
} |
62 |
– |
}; |
63 |
– |
|
37 |
|
/** |
38 |
|
* A newCachedThreadPool can execute runnables |
39 |
|
*/ |
40 |
|
public void testNewCachedThreadPool1() { |
41 |
< |
ExecutorService e = Executors.newCachedThreadPool(); |
42 |
< |
e.execute(new NoOpRunnable()); |
43 |
< |
e.execute(new NoOpRunnable()); |
44 |
< |
e.execute(new NoOpRunnable()); |
45 |
< |
e.shutdown(); |
41 |
> |
final ExecutorService e = Executors.newCachedThreadPool(); |
42 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
43 |
> |
e.execute(new NoOpRunnable()); |
44 |
> |
e.execute(new NoOpRunnable()); |
45 |
> |
e.execute(new NoOpRunnable()); |
46 |
> |
} |
47 |
|
} |
48 |
|
|
49 |
|
/** |
50 |
|
* A newCachedThreadPool with given ThreadFactory can execute runnables |
51 |
|
*/ |
52 |
|
public void testNewCachedThreadPool2() { |
53 |
< |
ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
54 |
< |
e.execute(new NoOpRunnable()); |
55 |
< |
e.execute(new NoOpRunnable()); |
56 |
< |
e.execute(new NoOpRunnable()); |
57 |
< |
e.shutdown(); |
53 |
> |
final ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
54 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
55 |
> |
e.execute(new NoOpRunnable()); |
56 |
> |
e.execute(new NoOpRunnable()); |
57 |
> |
e.execute(new NoOpRunnable()); |
58 |
> |
} |
59 |
|
} |
60 |
|
|
61 |
|
/** |
65 |
|
try { |
66 |
|
ExecutorService e = Executors.newCachedThreadPool(null); |
67 |
|
shouldThrow(); |
68 |
< |
} |
94 |
< |
catch(NullPointerException success) { |
95 |
< |
} |
68 |
> |
} catch (NullPointerException success) {} |
69 |
|
} |
70 |
|
|
98 |
– |
|
71 |
|
/** |
72 |
|
* A new SingleThreadExecutor can execute runnables |
73 |
|
*/ |
74 |
|
public void testNewSingleThreadExecutor1() { |
75 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(); |
76 |
< |
e.execute(new NoOpRunnable()); |
77 |
< |
e.execute(new NoOpRunnable()); |
78 |
< |
e.execute(new NoOpRunnable()); |
79 |
< |
e.shutdown(); |
75 |
> |
final ExecutorService e = Executors.newSingleThreadExecutor(); |
76 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
77 |
> |
e.execute(new NoOpRunnable()); |
78 |
> |
e.execute(new NoOpRunnable()); |
79 |
> |
e.execute(new NoOpRunnable()); |
80 |
> |
} |
81 |
|
} |
82 |
|
|
83 |
|
/** |
84 |
|
* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
85 |
|
*/ |
86 |
|
public void testNewSingleThreadExecutor2() { |
87 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
88 |
< |
e.execute(new NoOpRunnable()); |
89 |
< |
e.execute(new NoOpRunnable()); |
90 |
< |
e.execute(new NoOpRunnable()); |
91 |
< |
e.shutdown(); |
87 |
> |
final ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
88 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
89 |
> |
e.execute(new NoOpRunnable()); |
90 |
> |
e.execute(new NoOpRunnable()); |
91 |
> |
e.execute(new NoOpRunnable()); |
92 |
> |
} |
93 |
|
} |
94 |
|
|
95 |
|
/** |
99 |
|
try { |
100 |
|
ExecutorService e = Executors.newSingleThreadExecutor(null); |
101 |
|
shouldThrow(); |
102 |
< |
} |
129 |
< |
catch(NullPointerException success) { |
130 |
< |
} |
102 |
> |
} catch (NullPointerException success) {} |
103 |
|
} |
104 |
|
|
105 |
|
/** |
106 |
|
* A new SingleThreadExecutor cannot be casted to concrete implementation |
107 |
|
*/ |
108 |
|
public void testCastNewSingleThreadExecutor() { |
109 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(); |
110 |
< |
try { |
111 |
< |
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
112 |
< |
} catch (ClassCastException success) { |
113 |
< |
} finally { |
114 |
< |
joinPool(e); |
109 |
> |
final ExecutorService e = Executors.newSingleThreadExecutor(); |
110 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
111 |
> |
try { |
112 |
> |
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
113 |
> |
shouldThrow(); |
114 |
> |
} catch (ClassCastException success) {} |
115 |
|
} |
116 |
|
} |
117 |
|
|
146 |
– |
|
118 |
|
/** |
119 |
|
* A new newFixedThreadPool can execute runnables |
120 |
|
*/ |
121 |
|
public void testNewFixedThreadPool1() { |
122 |
< |
ExecutorService e = Executors.newFixedThreadPool(2); |
123 |
< |
e.execute(new NoOpRunnable()); |
124 |
< |
e.execute(new NoOpRunnable()); |
125 |
< |
e.execute(new NoOpRunnable()); |
126 |
< |
e.shutdown(); |
122 |
> |
final ExecutorService e = Executors.newFixedThreadPool(2); |
123 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
124 |
> |
e.execute(new NoOpRunnable()); |
125 |
> |
e.execute(new NoOpRunnable()); |
126 |
> |
e.execute(new NoOpRunnable()); |
127 |
> |
} |
128 |
|
} |
129 |
|
|
130 |
|
/** |
131 |
|
* A new newFixedThreadPool with given ThreadFactory can execute runnables |
132 |
|
*/ |
133 |
|
public void testNewFixedThreadPool2() { |
134 |
< |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
135 |
< |
e.execute(new NoOpRunnable()); |
136 |
< |
e.execute(new NoOpRunnable()); |
137 |
< |
e.execute(new NoOpRunnable()); |
138 |
< |
e.shutdown(); |
134 |
> |
final ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
135 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
136 |
> |
e.execute(new NoOpRunnable()); |
137 |
> |
e.execute(new NoOpRunnable()); |
138 |
> |
e.execute(new NoOpRunnable()); |
139 |
> |
} |
140 |
|
} |
141 |
|
|
142 |
|
/** |
146 |
|
try { |
147 |
|
ExecutorService e = Executors.newFixedThreadPool(2, null); |
148 |
|
shouldThrow(); |
149 |
< |
} |
177 |
< |
catch(NullPointerException success) { |
178 |
< |
} |
149 |
> |
} catch (NullPointerException success) {} |
150 |
|
} |
151 |
|
|
152 |
|
/** |
156 |
|
try { |
157 |
|
ExecutorService e = Executors.newFixedThreadPool(0); |
158 |
|
shouldThrow(); |
159 |
< |
} |
189 |
< |
catch(IllegalArgumentException success) { |
190 |
< |
} |
159 |
> |
} catch (IllegalArgumentException success) {} |
160 |
|
} |
161 |
|
|
193 |
– |
|
162 |
|
/** |
163 |
|
* An unconfigurable newFixedThreadPool can execute runnables |
164 |
|
*/ |
165 |
< |
public void testunconfigurableExecutorService() { |
166 |
< |
ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
167 |
< |
e.execute(new NoOpRunnable()); |
168 |
< |
e.execute(new NoOpRunnable()); |
169 |
< |
e.execute(new NoOpRunnable()); |
170 |
< |
e.shutdown(); |
165 |
> |
public void testUnconfigurableExecutorService() { |
166 |
> |
final ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
167 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
168 |
> |
e.execute(new NoOpRunnable()); |
169 |
> |
e.execute(new NoOpRunnable()); |
170 |
> |
e.execute(new NoOpRunnable()); |
171 |
> |
} |
172 |
|
} |
173 |
|
|
174 |
|
/** |
175 |
|
* unconfigurableExecutorService(null) throws NPE |
176 |
|
*/ |
177 |
< |
public void testunconfigurableExecutorServiceNPE() { |
177 |
> |
public void testUnconfigurableExecutorServiceNPE() { |
178 |
|
try { |
179 |
|
ExecutorService e = Executors.unconfigurableExecutorService(null); |
180 |
< |
} |
181 |
< |
catch (NullPointerException success) { |
213 |
< |
} |
180 |
> |
shouldThrow(); |
181 |
> |
} catch (NullPointerException success) {} |
182 |
|
} |
183 |
|
|
184 |
|
/** |
185 |
|
* unconfigurableScheduledExecutorService(null) throws NPE |
186 |
|
*/ |
187 |
< |
public void testunconfigurableScheduledExecutorServiceNPE() { |
187 |
> |
public void testUnconfigurableScheduledExecutorServiceNPE() { |
188 |
|
try { |
189 |
|
ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
190 |
< |
} |
191 |
< |
catch (NullPointerException success) { |
224 |
< |
} |
190 |
> |
shouldThrow(); |
191 |
> |
} catch (NullPointerException success) {} |
192 |
|
} |
193 |
|
|
227 |
– |
|
194 |
|
/** |
195 |
|
* a newSingleThreadScheduledExecutor successfully runs delayed task |
196 |
|
*/ |
197 |
< |
public void testNewSingleThreadScheduledExecutor() { |
198 |
< |
try { |
199 |
< |
TrackedCallable callable = new TrackedCallable(); |
200 |
< |
ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
201 |
< |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
202 |
< |
assertFalse(callable.done); |
203 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
204 |
< |
assertTrue(callable.done); |
205 |
< |
assertEquals(Boolean.TRUE, f.get()); |
206 |
< |
p1.shutdown(); |
207 |
< |
joinPool(p1); |
208 |
< |
} catch(RejectedExecutionException e){} |
209 |
< |
catch(Exception e){ |
210 |
< |
e.printStackTrace(); |
211 |
< |
unexpectedException(); |
197 |
> |
public void testNewSingleThreadScheduledExecutor() throws Exception { |
198 |
> |
final ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor(); |
199 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
200 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
201 |
> |
final Runnable task = new CheckedRunnable() { |
202 |
> |
public void realRun() { |
203 |
> |
await(proceed); |
204 |
> |
}}; |
205 |
> |
long startTime = System.nanoTime(); |
206 |
> |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
207 |
> |
timeoutMillis(), MILLISECONDS); |
208 |
> |
assertFalse(f.isDone()); |
209 |
> |
proceed.countDown(); |
210 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
211 |
> |
assertSame(Boolean.TRUE, f.get()); |
212 |
> |
assertTrue(f.isDone()); |
213 |
> |
assertFalse(f.isCancelled()); |
214 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
215 |
|
} |
216 |
|
} |
217 |
|
|
218 |
|
/** |
219 |
|
* a newScheduledThreadPool successfully runs delayed task |
220 |
|
*/ |
221 |
< |
public void testnewScheduledThreadPool() { |
222 |
< |
try { |
223 |
< |
TrackedCallable callable = new TrackedCallable(); |
224 |
< |
ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
225 |
< |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
226 |
< |
assertFalse(callable.done); |
227 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
228 |
< |
assertTrue(callable.done); |
229 |
< |
assertEquals(Boolean.TRUE, f.get()); |
230 |
< |
p1.shutdown(); |
231 |
< |
joinPool(p1); |
232 |
< |
} catch(RejectedExecutionException e){} |
233 |
< |
catch(Exception e){ |
234 |
< |
e.printStackTrace(); |
235 |
< |
unexpectedException(); |
236 |
< |
} |
237 |
< |
} |
238 |
< |
|
239 |
< |
/** |
240 |
< |
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
241 |
< |
*/ |
242 |
< |
public void testunconfigurableScheduledExecutorService() { |
243 |
< |
try { |
244 |
< |
TrackedCallable callable = new TrackedCallable(); |
245 |
< |
ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
246 |
< |
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
247 |
< |
assertFalse(callable.done); |
248 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
249 |
< |
assertTrue(callable.done); |
250 |
< |
assertEquals(Boolean.TRUE, f.get()); |
251 |
< |
p1.shutdown(); |
252 |
< |
joinPool(p1); |
253 |
< |
} catch(RejectedExecutionException e){} |
254 |
< |
catch(Exception e){ |
255 |
< |
e.printStackTrace(); |
256 |
< |
unexpectedException(); |
257 |
< |
} |
258 |
< |
} |
259 |
< |
|
260 |
< |
/** |
261 |
< |
* timeouts from execute will time out if they compute too long. |
262 |
< |
*/ |
263 |
< |
public void testTimedCallable() { |
264 |
< |
int N = 10000; |
265 |
< |
ExecutorService executor = Executors.newSingleThreadExecutor(); |
266 |
< |
List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
267 |
< |
try { |
268 |
< |
long startTime = System.currentTimeMillis(); |
269 |
< |
|
270 |
< |
long i = 0; |
271 |
< |
while (tasks.size() < N) { |
272 |
< |
tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
273 |
< |
i += 10; |
274 |
< |
} |
275 |
< |
|
276 |
< |
int iters = 0; |
277 |
< |
BigInteger sum = BigInteger.ZERO; |
278 |
< |
for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
279 |
< |
try { |
280 |
< |
++iters; |
281 |
< |
sum = sum.add(it.next().call()); |
282 |
< |
} |
283 |
< |
catch (TimeoutException success) { |
284 |
< |
assertTrue(iters > 0); |
285 |
< |
return; |
286 |
< |
} |
287 |
< |
catch (Exception e) { |
288 |
< |
unexpectedException(); |
289 |
< |
} |
290 |
< |
} |
291 |
< |
// if by chance we didn't ever time out, total time must be small |
292 |
< |
long elapsed = System.currentTimeMillis() - startTime; |
293 |
< |
assertTrue(elapsed < N); |
294 |
< |
} |
326 |
< |
finally { |
221 |
> |
public void testNewScheduledThreadPool() throws Exception { |
222 |
> |
final ScheduledExecutorService p = Executors.newScheduledThreadPool(2); |
223 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
224 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
225 |
> |
final Runnable task = new CheckedRunnable() { |
226 |
> |
public void realRun() { |
227 |
> |
await(proceed); |
228 |
> |
}}; |
229 |
> |
long startTime = System.nanoTime(); |
230 |
> |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
231 |
> |
timeoutMillis(), MILLISECONDS); |
232 |
> |
assertFalse(f.isDone()); |
233 |
> |
proceed.countDown(); |
234 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
235 |
> |
assertSame(Boolean.TRUE, f.get()); |
236 |
> |
assertTrue(f.isDone()); |
237 |
> |
assertFalse(f.isCancelled()); |
238 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
239 |
> |
} |
240 |
> |
} |
241 |
> |
|
242 |
> |
/** |
243 |
> |
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
244 |
> |
*/ |
245 |
> |
public void testUnconfigurableScheduledExecutorService() throws Exception { |
246 |
> |
final ScheduledExecutorService p = |
247 |
> |
Executors.unconfigurableScheduledExecutorService |
248 |
> |
(Executors.newScheduledThreadPool(2)); |
249 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
250 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
251 |
> |
final Runnable task = new CheckedRunnable() { |
252 |
> |
public void realRun() { |
253 |
> |
await(proceed); |
254 |
> |
}}; |
255 |
> |
long startTime = System.nanoTime(); |
256 |
> |
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
257 |
> |
timeoutMillis(), MILLISECONDS); |
258 |
> |
assertFalse(f.isDone()); |
259 |
> |
proceed.countDown(); |
260 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
261 |
> |
assertSame(Boolean.TRUE, f.get()); |
262 |
> |
assertTrue(f.isDone()); |
263 |
> |
assertFalse(f.isCancelled()); |
264 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
265 |
> |
} |
266 |
> |
} |
267 |
> |
|
268 |
> |
/** |
269 |
> |
* Future.get on submitted tasks will time out if they compute too long. |
270 |
> |
*/ |
271 |
> |
public void testTimedCallable() throws Exception { |
272 |
> |
final ExecutorService[] executors = { |
273 |
> |
Executors.newSingleThreadExecutor(), |
274 |
> |
Executors.newCachedThreadPool(), |
275 |
> |
Executors.newFixedThreadPool(2), |
276 |
> |
Executors.newScheduledThreadPool(2), |
277 |
> |
}; |
278 |
> |
|
279 |
> |
final Runnable sleeper = new CheckedInterruptedRunnable() { |
280 |
> |
public void realRun() throws InterruptedException { |
281 |
> |
delay(LONG_DELAY_MS); |
282 |
> |
}}; |
283 |
> |
|
284 |
> |
List<Thread> threads = new ArrayList<>(); |
285 |
> |
for (final ExecutorService executor : executors) { |
286 |
> |
threads.add(newStartedThread(new CheckedRunnable() { |
287 |
> |
public void realRun() { |
288 |
> |
Future future = executor.submit(sleeper); |
289 |
> |
assertFutureTimesOut(future); |
290 |
> |
}})); |
291 |
> |
} |
292 |
> |
for (Thread thread : threads) |
293 |
> |
awaitTermination(thread); |
294 |
> |
for (ExecutorService executor : executors) |
295 |
|
joinPool(executor); |
328 |
– |
} |
296 |
|
} |
297 |
|
|
331 |
– |
|
298 |
|
/** |
299 |
|
* ThreadPoolExecutor using defaultThreadFactory has |
300 |
|
* specified group, priority, daemon status, and name |
301 |
|
*/ |
302 |
< |
public void testDefaultThreadFactory() { |
302 |
> |
public void testDefaultThreadFactory() throws Exception { |
303 |
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
304 |
< |
Runnable r = new Runnable() { |
305 |
< |
public void run() { |
304 |
> |
final CountDownLatch done = new CountDownLatch(1); |
305 |
> |
Runnable r = new CheckedRunnable() { |
306 |
> |
public void realRun() { |
307 |
> |
try { |
308 |
|
Thread current = Thread.currentThread(); |
309 |
< |
threadAssertTrue(!current.isDaemon()); |
310 |
< |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
343 |
< |
ThreadGroup g = current.getThreadGroup(); |
309 |
> |
assertFalse(current.isDaemon()); |
310 |
> |
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
311 |
|
SecurityManager s = System.getSecurityManager(); |
312 |
< |
if (s != null) |
313 |
< |
threadAssertTrue(g == s.getThreadGroup()); |
314 |
< |
else |
315 |
< |
threadAssertTrue(g == egroup); |
316 |
< |
String name = current.getName(); |
350 |
< |
threadAssertTrue(name.endsWith("thread-1")); |
312 |
> |
assertSame(current.getThreadGroup(), |
313 |
> |
(s == null) ? egroup : s.getThreadGroup()); |
314 |
> |
assertTrue(current.getName().endsWith("thread-1")); |
315 |
> |
} catch (SecurityException ok) { |
316 |
> |
// Also pass if not allowed to change setting |
317 |
|
} |
318 |
< |
}; |
318 |
> |
done.countDown(); |
319 |
> |
}}; |
320 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
321 |
< |
|
322 |
< |
e.execute(r); |
323 |
< |
e.shutdown(); |
357 |
< |
try { |
358 |
< |
Thread.sleep(SHORT_DELAY_MS); |
359 |
< |
} catch (Exception eX) { |
360 |
< |
unexpectedException(); |
361 |
< |
} finally { |
362 |
< |
joinPool(e); |
321 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
322 |
> |
e.execute(r); |
323 |
> |
await(done); |
324 |
|
} |
325 |
|
} |
326 |
|
|
329 |
|
* specified group, priority, daemon status, name, |
330 |
|
* access control context and context class loader |
331 |
|
*/ |
332 |
< |
public void testPrivilegedThreadFactory() { |
333 |
< |
Policy savedPolicy = Policy.getPolicy(); |
334 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
335 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
336 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
337 |
< |
Policy.setPolicy(policy); |
338 |
< |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
339 |
< |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
340 |
< |
final AccessControlContext thisacc = AccessController.getContext(); |
341 |
< |
Runnable r = new Runnable() { |
342 |
< |
public void run() { |
343 |
< |
Thread current = Thread.currentThread(); |
344 |
< |
threadAssertTrue(!current.isDaemon()); |
345 |
< |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
346 |
< |
ThreadGroup g = current.getThreadGroup(); |
347 |
< |
SecurityManager s = System.getSecurityManager(); |
348 |
< |
if (s != null) |
349 |
< |
threadAssertTrue(g == s.getThreadGroup()); |
350 |
< |
else |
351 |
< |
threadAssertTrue(g == egroup); |
352 |
< |
String name = current.getName(); |
353 |
< |
threadAssertTrue(name.endsWith("thread-1")); |
354 |
< |
threadAssertTrue(thisccl == current.getContextClassLoader()); |
355 |
< |
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
332 |
> |
public void testPrivilegedThreadFactory() throws Exception { |
333 |
> |
final CountDownLatch done = new CountDownLatch(1); |
334 |
> |
Runnable r = new CheckedRunnable() { |
335 |
> |
public void realRun() throws Exception { |
336 |
> |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
337 |
> |
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
338 |
> |
final AccessControlContext thisacc = AccessController.getContext(); |
339 |
> |
Runnable r = new CheckedRunnable() { |
340 |
> |
public void realRun() { |
341 |
> |
Thread current = Thread.currentThread(); |
342 |
> |
assertFalse(current.isDaemon()); |
343 |
> |
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
344 |
> |
SecurityManager s = System.getSecurityManager(); |
345 |
> |
assertSame(current.getThreadGroup(), |
346 |
> |
(s == null) ? egroup : s.getThreadGroup()); |
347 |
> |
assertTrue(current.getName().endsWith("thread-1")); |
348 |
> |
assertSame(thisccl, current.getContextClassLoader()); |
349 |
> |
assertEquals(thisacc, AccessController.getContext()); |
350 |
> |
done.countDown(); |
351 |
> |
}}; |
352 |
> |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
353 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
354 |
> |
e.execute(r); |
355 |
> |
await(done); |
356 |
|
} |
357 |
< |
}; |
358 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
359 |
< |
|
360 |
< |
Policy.setPolicy(savedPolicy); |
361 |
< |
e.execute(r); |
362 |
< |
e.shutdown(); |
363 |
< |
try { |
364 |
< |
Thread.sleep(SHORT_DELAY_MS); |
365 |
< |
} catch (Exception ex) { |
366 |
< |
unexpectedException(); |
367 |
< |
} finally { |
368 |
< |
joinPool(e); |
357 |
> |
}}; |
358 |
> |
|
359 |
> |
runWithPermissions(r, |
360 |
> |
new RuntimePermission("getClassLoader"), |
361 |
> |
new RuntimePermission("setContextClassLoader"), |
362 |
> |
new RuntimePermission("modifyThread")); |
363 |
> |
} |
364 |
> |
|
365 |
> |
boolean haveCCLPermissions() { |
366 |
> |
SecurityManager sm = System.getSecurityManager(); |
367 |
> |
if (sm != null) { |
368 |
> |
try { |
369 |
> |
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
370 |
> |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
371 |
> |
} catch (AccessControlException e) { |
372 |
> |
return false; |
373 |
> |
} |
374 |
|
} |
375 |
+ |
return true; |
376 |
+ |
} |
377 |
|
|
378 |
+ |
void checkCCL() { |
379 |
+ |
SecurityManager sm = System.getSecurityManager(); |
380 |
+ |
if (sm != null) { |
381 |
+ |
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
382 |
+ |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
383 |
+ |
} |
384 |
|
} |
385 |
|
|
386 |
< |
static class CheckCCL implements Callable<Object> { |
386 |
> |
class CheckCCL implements Callable<Object> { |
387 |
|
public Object call() { |
388 |
< |
AccessControlContext acc = AccessController.getContext(); |
415 |
< |
acc.checkPermission(new RuntimePermission("getContextClassLoader")); |
388 |
> |
checkCCL(); |
389 |
|
return null; |
390 |
|
} |
391 |
|
} |
392 |
|
|
420 |
– |
|
393 |
|
/** |
394 |
|
* Without class loader permissions, creating |
395 |
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
396 |
|
*/ |
397 |
|
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
398 |
< |
Policy savedPolicy = Policy.getPolicy(); |
399 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
400 |
< |
Policy.setPolicy(policy); |
401 |
< |
try { |
402 |
< |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
403 |
< |
shouldThrow(); |
404 |
< |
} catch(AccessControlException success) { |
405 |
< |
} catch(Exception ex) { |
406 |
< |
unexpectedException(); |
407 |
< |
} |
408 |
< |
finally { |
437 |
< |
Policy.setPolicy(savedPolicy); |
438 |
< |
} |
398 |
> |
Runnable r = new CheckedRunnable() { |
399 |
> |
public void realRun() throws Exception { |
400 |
> |
if (System.getSecurityManager() == null) |
401 |
> |
return; |
402 |
> |
try { |
403 |
> |
Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
404 |
> |
shouldThrow(); |
405 |
> |
} catch (AccessControlException success) {} |
406 |
> |
}}; |
407 |
> |
|
408 |
> |
runWithoutPermissions(r); |
409 |
|
} |
410 |
|
|
411 |
|
/** |
412 |
< |
* Without class loader permissions, calling |
413 |
< |
* privilegedCallableUsingCurrentClassLoader throws ACE |
412 |
> |
* With class loader permissions, calling |
413 |
> |
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
414 |
|
*/ |
415 |
< |
public void testprivilegedCallableUsingCCLWithPrivs() { |
416 |
< |
Policy savedPolicy = Policy.getPolicy(); |
417 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
418 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
419 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
420 |
< |
Policy.setPolicy(policy); |
421 |
< |
try { |
422 |
< |
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
423 |
< |
task.call(); |
424 |
< |
} catch(Exception ex) { |
425 |
< |
unexpectedException(); |
456 |
< |
} |
457 |
< |
finally { |
458 |
< |
Policy.setPolicy(savedPolicy); |
459 |
< |
} |
415 |
> |
public void testPrivilegedCallableUsingCCLWithPrivs() throws Exception { |
416 |
> |
Runnable r = new CheckedRunnable() { |
417 |
> |
public void realRun() throws Exception { |
418 |
> |
Executors.privilegedCallableUsingCurrentClassLoader |
419 |
> |
(new NoOpCallable()) |
420 |
> |
.call(); |
421 |
> |
}}; |
422 |
> |
|
423 |
> |
runWithPermissions(r, |
424 |
> |
new RuntimePermission("getClassLoader"), |
425 |
> |
new RuntimePermission("setContextClassLoader")); |
426 |
|
} |
427 |
|
|
428 |
|
/** |
429 |
|
* Without permissions, calling privilegedCallable throws ACE |
430 |
|
*/ |
431 |
< |
public void testprivilegedCallableWithNoPrivs() { |
432 |
< |
Policy savedPolicy = Policy.getPolicy(); |
433 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
434 |
< |
Policy.setPolicy(policy); |
435 |
< |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
436 |
< |
Policy.setPolicy(savedPolicy); |
437 |
< |
try { |
438 |
< |
task.call(); |
439 |
< |
shouldThrow(); |
440 |
< |
} catch(AccessControlException success) { |
441 |
< |
} catch(Exception ex) { |
442 |
< |
unexpectedException(); |
443 |
< |
} finally { |
444 |
< |
} |
431 |
> |
public void testPrivilegedCallableWithNoPrivs() throws Exception { |
432 |
> |
// Avoid classloader-related SecurityExceptions in swingui.TestRunner |
433 |
> |
Executors.privilegedCallable(new CheckCCL()); |
434 |
> |
|
435 |
> |
Runnable r = new CheckedRunnable() { |
436 |
> |
public void realRun() throws Exception { |
437 |
> |
if (System.getSecurityManager() == null) |
438 |
> |
return; |
439 |
> |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
440 |
> |
try { |
441 |
> |
task.call(); |
442 |
> |
shouldThrow(); |
443 |
> |
} catch (AccessControlException success) {} |
444 |
> |
}}; |
445 |
> |
|
446 |
> |
runWithoutPermissions(r); |
447 |
> |
|
448 |
> |
// It seems rather difficult to test that the |
449 |
> |
// AccessControlContext of the privilegedCallable is used |
450 |
> |
// instead of its caller. Below is a failed attempt to do |
451 |
> |
// that, which does not work because the AccessController |
452 |
> |
// cannot capture the internal state of the current Policy. |
453 |
> |
// It would be much more work to differentiate based on, |
454 |
> |
// e.g. CodeSource. |
455 |
> |
|
456 |
> |
// final AccessControlContext[] noprivAcc = new AccessControlContext[1]; |
457 |
> |
// final Callable[] task = new Callable[1]; |
458 |
> |
|
459 |
> |
// runWithPermissions |
460 |
> |
// (new CheckedRunnable() { |
461 |
> |
// public void realRun() { |
462 |
> |
// if (System.getSecurityManager() == null) |
463 |
> |
// return; |
464 |
> |
// noprivAcc[0] = AccessController.getContext(); |
465 |
> |
// task[0] = Executors.privilegedCallable(new CheckCCL()); |
466 |
> |
// try { |
467 |
> |
// AccessController.doPrivileged(new PrivilegedAction<Void>() { |
468 |
> |
// public Void run() { |
469 |
> |
// checkCCL(); |
470 |
> |
// return null; |
471 |
> |
// }}, noprivAcc[0]); |
472 |
> |
// shouldThrow(); |
473 |
> |
// } catch (AccessControlException success) {} |
474 |
> |
// }}); |
475 |
> |
|
476 |
> |
// runWithPermissions |
477 |
> |
// (new CheckedRunnable() { |
478 |
> |
// public void realRun() throws Exception { |
479 |
> |
// if (System.getSecurityManager() == null) |
480 |
> |
// return; |
481 |
> |
// // Verify that we have an underprivileged ACC |
482 |
> |
// try { |
483 |
> |
// AccessController.doPrivileged(new PrivilegedAction<Void>() { |
484 |
> |
// public Void run() { |
485 |
> |
// checkCCL(); |
486 |
> |
// return null; |
487 |
> |
// }}, noprivAcc[0]); |
488 |
> |
// shouldThrow(); |
489 |
> |
// } catch (AccessControlException success) {} |
490 |
> |
|
491 |
> |
// try { |
492 |
> |
// task[0].call(); |
493 |
> |
// shouldThrow(); |
494 |
> |
// } catch (AccessControlException success) {} |
495 |
> |
// }}, |
496 |
> |
// new RuntimePermission("getClassLoader"), |
497 |
> |
// new RuntimePermission("setContextClassLoader")); |
498 |
|
} |
499 |
|
|
500 |
|
/** |
501 |
|
* With permissions, calling privilegedCallable succeeds |
502 |
|
*/ |
503 |
< |
public void testprivilegedCallableWithPrivs() { |
504 |
< |
Policy savedPolicy = Policy.getPolicy(); |
505 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
506 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
507 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
508 |
< |
Policy.setPolicy(policy); |
509 |
< |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
510 |
< |
try { |
511 |
< |
task.call(); |
493 |
< |
} catch(Exception ex) { |
494 |
< |
unexpectedException(); |
495 |
< |
} finally { |
496 |
< |
Policy.setPolicy(savedPolicy); |
497 |
< |
} |
503 |
> |
public void testPrivilegedCallableWithPrivs() throws Exception { |
504 |
> |
Runnable r = new CheckedRunnable() { |
505 |
> |
public void realRun() throws Exception { |
506 |
> |
Executors.privilegedCallable(new CheckCCL()).call(); |
507 |
> |
}}; |
508 |
> |
|
509 |
> |
runWithPermissions(r, |
510 |
> |
new RuntimePermission("getClassLoader"), |
511 |
> |
new RuntimePermission("setContextClassLoader")); |
512 |
|
} |
513 |
|
|
514 |
|
/** |
515 |
|
* callable(Runnable) returns null when called |
516 |
< |
*/ |
517 |
< |
public void testCallable1() { |
518 |
< |
try { |
519 |
< |
Callable c = Executors.callable(new NoOpRunnable()); |
506 |
< |
assertNull(c.call()); |
507 |
< |
} catch(Exception ex) { |
508 |
< |
unexpectedException(); |
509 |
< |
} |
510 |
< |
|
516 |
> |
*/ |
517 |
> |
public void testCallable1() throws Exception { |
518 |
> |
Callable c = Executors.callable(new NoOpRunnable()); |
519 |
> |
assertNull(c.call()); |
520 |
|
} |
521 |
|
|
522 |
|
/** |
523 |
|
* callable(Runnable, result) returns result when called |
524 |
< |
*/ |
525 |
< |
public void testCallable2() { |
526 |
< |
try { |
527 |
< |
Callable c = Executors.callable(new NoOpRunnable(), one); |
519 |
< |
assertEquals(one, c.call()); |
520 |
< |
} catch(Exception ex) { |
521 |
< |
unexpectedException(); |
522 |
< |
} |
524 |
> |
*/ |
525 |
> |
public void testCallable2() throws Exception { |
526 |
> |
Callable c = Executors.callable(new NoOpRunnable(), one); |
527 |
> |
assertSame(one, c.call()); |
528 |
|
} |
529 |
|
|
530 |
|
/** |
531 |
|
* callable(PrivilegedAction) returns its result when called |
532 |
< |
*/ |
533 |
< |
public void testCallable3() { |
534 |
< |
try { |
535 |
< |
Callable c = Executors.callable(new PrivilegedAction() { |
536 |
< |
public Object run() { return one; }}); |
532 |
< |
assertEquals(one, c.call()); |
533 |
< |
} catch(Exception ex) { |
534 |
< |
unexpectedException(); |
535 |
< |
} |
532 |
> |
*/ |
533 |
> |
public void testCallable3() throws Exception { |
534 |
> |
Callable c = Executors.callable(new PrivilegedAction() { |
535 |
> |
public Object run() { return one; }}); |
536 |
> |
assertSame(one, c.call()); |
537 |
|
} |
538 |
|
|
539 |
|
/** |
540 |
|
* callable(PrivilegedExceptionAction) returns its result when called |
541 |
< |
*/ |
542 |
< |
public void testCallable4() { |
543 |
< |
try { |
544 |
< |
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
545 |
< |
public Object run() { return one; }}); |
545 |
< |
assertEquals(one, c.call()); |
546 |
< |
} catch(Exception ex) { |
547 |
< |
unexpectedException(); |
548 |
< |
} |
541 |
> |
*/ |
542 |
> |
public void testCallable4() throws Exception { |
543 |
> |
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
544 |
> |
public Object run() { return one; }}); |
545 |
> |
assertSame(one, c.call()); |
546 |
|
} |
547 |
|
|
551 |
– |
|
548 |
|
/** |
549 |
|
* callable(null Runnable) throws NPE |
550 |
< |
*/ |
550 |
> |
*/ |
551 |
|
public void testCallableNPE1() { |
552 |
|
try { |
553 |
< |
Runnable r = null; |
554 |
< |
Callable c = Executors.callable(r); |
555 |
< |
} catch (NullPointerException success) { |
560 |
< |
} |
553 |
> |
Callable c = Executors.callable((Runnable) null); |
554 |
> |
shouldThrow(); |
555 |
> |
} catch (NullPointerException success) {} |
556 |
|
} |
557 |
|
|
558 |
|
/** |
559 |
|
* callable(null, result) throws NPE |
560 |
< |
*/ |
560 |
> |
*/ |
561 |
|
public void testCallableNPE2() { |
562 |
|
try { |
563 |
< |
Runnable r = null; |
564 |
< |
Callable c = Executors.callable(r, one); |
565 |
< |
} catch (NullPointerException success) { |
571 |
< |
} |
563 |
> |
Callable c = Executors.callable((Runnable) null, one); |
564 |
> |
shouldThrow(); |
565 |
> |
} catch (NullPointerException success) {} |
566 |
|
} |
567 |
|
|
568 |
|
/** |
569 |
|
* callable(null PrivilegedAction) throws NPE |
570 |
< |
*/ |
570 |
> |
*/ |
571 |
|
public void testCallableNPE3() { |
572 |
|
try { |
573 |
< |
PrivilegedAction r = null; |
574 |
< |
Callable c = Executors.callable(r); |
575 |
< |
} catch (NullPointerException success) { |
582 |
< |
} |
573 |
> |
Callable c = Executors.callable((PrivilegedAction) null); |
574 |
> |
shouldThrow(); |
575 |
> |
} catch (NullPointerException success) {} |
576 |
|
} |
577 |
|
|
578 |
|
/** |
579 |
|
* callable(null PrivilegedExceptionAction) throws NPE |
580 |
< |
*/ |
580 |
> |
*/ |
581 |
|
public void testCallableNPE4() { |
582 |
|
try { |
583 |
< |
PrivilegedExceptionAction r = null; |
584 |
< |
Callable c = Executors.callable(r); |
585 |
< |
} catch (NullPointerException success) { |
593 |
< |
} |
583 |
> |
Callable c = Executors.callable((PrivilegedExceptionAction) null); |
584 |
> |
shouldThrow(); |
585 |
> |
} catch (NullPointerException success) {} |
586 |
|
} |
587 |
|
|
596 |
– |
|
588 |
|
} |