10 |
|
import junit.framework.*; |
11 |
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import java.util.*; |
12 |
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import java.util.concurrent.*; |
13 |
+ |
import java.util.concurrent.atomic.*; |
14 |
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import java.math.BigInteger; |
15 |
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import java.security.*; |
16 |
|
|
158 |
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joinPool(e); |
159 |
|
} |
160 |
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} |
161 |
+ |
/** |
162 |
+ |
* Submitting to underlying AES that overrides newTaskFor(Callable) |
163 |
+ |
* returns and eventually runs Future returned by newTaskFor. |
164 |
+ |
*/ |
165 |
+ |
public void testNewTaskForCallable() { |
166 |
+ |
final AtomicBoolean done = new AtomicBoolean(false); |
167 |
+ |
class MyCallableFuture<V> extends FutureTask<V> { |
168 |
+ |
MyCallableFuture(Callable<V> c) { super(c); } |
169 |
+ |
protected void done() { done.set(true); } |
170 |
+ |
} |
171 |
+ |
ExecutorService e = new ThreadPoolExecutor( |
172 |
+ |
1, 1, 30L, TimeUnit.SECONDS, |
173 |
+ |
new ArrayBlockingQueue<Runnable>(1)) { |
174 |
+ |
protected <T> RunnableFuture<T> newTaskFor(Callable<T> c) { |
175 |
+ |
return new MyCallableFuture<T>(c); |
176 |
+ |
} |
177 |
+ |
}; |
178 |
+ |
ExecutorCompletionService<String> ecs = |
179 |
+ |
new ExecutorCompletionService<String>(e); |
180 |
+ |
try { |
181 |
+ |
assertNull(ecs.poll()); |
182 |
+ |
Callable<String> c = new StringTask(); |
183 |
+ |
Future f1 = ecs.submit(c); |
184 |
+ |
assertTrue("submit must return MyCallableFuture", |
185 |
+ |
f1 instanceof MyCallableFuture); |
186 |
+ |
Future f2 = ecs.take(); |
187 |
+ |
assertSame("submit and take must return same objects", f1, f2); |
188 |
+ |
assertTrue("completed task must have set done", done.get()); |
189 |
+ |
} catch (Exception ex) { |
190 |
+ |
unexpectedException(); |
191 |
+ |
} finally { |
192 |
+ |
joinPool(e); |
193 |
+ |
} |
194 |
+ |
} |
195 |
+ |
|
196 |
+ |
/** |
197 |
+ |
* Submitting to underlying AES that overrides newTaskFor(Runnable,T) |
198 |
+ |
* returns and eventually runs Future returned by newTaskFor. |
199 |
+ |
*/ |
200 |
+ |
public void testNewTaskForRunnable() { |
201 |
+ |
final AtomicBoolean done = new AtomicBoolean(false); |
202 |
+ |
class MyRunnableFuture<V> extends FutureTask<V> { |
203 |
+ |
MyRunnableFuture(Runnable t, V r) { super(t, r); } |
204 |
+ |
protected void done() { done.set(true); } |
205 |
+ |
} |
206 |
+ |
ExecutorService e = new ThreadPoolExecutor( |
207 |
+ |
1, 1, 30L, TimeUnit.SECONDS, |
208 |
+ |
new ArrayBlockingQueue<Runnable>(1)) { |
209 |
+ |
protected <T> RunnableFuture<T> newTaskFor(Runnable t, T r) { |
210 |
+ |
return new MyRunnableFuture<T>(t, r); |
211 |
+ |
} |
212 |
+ |
}; |
213 |
+ |
ExecutorCompletionService<String> ecs = |
214 |
+ |
new ExecutorCompletionService<String>(e); |
215 |
+ |
try { |
216 |
+ |
assertNull(ecs.poll()); |
217 |
+ |
Callable<String> c = new StringTask(); |
218 |
+ |
Future f1 = ecs.submit(c); |
219 |
+ |
assertTrue("submit must return MyRunnableFuture", |
220 |
+ |
f1 instanceof MyRunnableFuture); |
221 |
+ |
Future f2 = ecs.take(); |
222 |
+ |
assertSame("submit and take must return same objects", f1, f2); |
223 |
+ |
assertTrue("completed task must have set done", done.get()); |
224 |
+ |
} catch (Exception ex) { |
225 |
+ |
unexpectedException(); |
226 |
+ |
} finally { |
227 |
+ |
joinPool(e); |
228 |
+ |
} |
229 |
+ |
} |
230 |
+ |
|
231 |
+ |
|
232 |
|
|
233 |
|
} |