1 |
dl |
1.1 |
/* |
2 |
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* 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 |
1.19 |
* http://creativecommons.org/publicdomain/zero/1.0/ |
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dl |
1.1 |
*/ |
6 |
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|
7 |
jsr166 |
1.6 |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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jsr166 |
1.38 |
import static java.util.concurrent.TimeUnit.SECONDS; |
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jsr166 |
1.34 |
|
10 |
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import java.util.ArrayList; |
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jsr166 |
1.38 |
import java.util.HashSet; |
12 |
jsr166 |
1.34 |
import java.util.List; |
13 |
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import java.util.concurrent.BlockingQueue; |
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import java.util.concurrent.Callable; |
15 |
jsr166 |
1.36 |
import java.util.concurrent.CancellationException; |
16 |
jsr166 |
1.34 |
import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.Delayed; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.RejectedExecutionException; |
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import java.util.concurrent.RejectedExecutionHandler; |
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import java.util.concurrent.RunnableScheduledFuture; |
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import java.util.concurrent.ScheduledFuture; |
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import java.util.concurrent.ScheduledThreadPoolExecutor; |
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import java.util.concurrent.ThreadFactory; |
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import java.util.concurrent.ThreadPoolExecutor; |
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import java.util.concurrent.TimeoutException; |
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import java.util.concurrent.TimeUnit; |
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jsr166 |
1.28 |
import java.util.concurrent.atomic.AtomicInteger; |
32 |
dl |
1.1 |
|
33 |
jsr166 |
1.34 |
import junit.framework.Test; |
34 |
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import junit.framework.TestSuite; |
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dl |
1.1 |
public class ScheduledExecutorSubclassTest extends JSR166TestCase { |
37 |
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public static void main(String[] args) { |
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jsr166 |
1.35 |
main(suite(), args); |
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dl |
1.1 |
} |
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public static Test suite() { |
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jsr166 |
1.7 |
return new TestSuite(ScheduledExecutorSubclassTest.class); |
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dl |
1.1 |
} |
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|
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jsr166 |
1.2 |
static class CustomTask<V> implements RunnableScheduledFuture<V> { |
45 |
dl |
1.1 |
RunnableScheduledFuture<V> task; |
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volatile boolean ran; |
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CustomTask(RunnableScheduledFuture<V> t) { task = t; } |
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public boolean isPeriodic() { return task.isPeriodic(); } |
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jsr166 |
1.2 |
public void run() { |
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dl |
1.1 |
ran = true; |
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jsr166 |
1.2 |
task.run(); |
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dl |
1.1 |
} |
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public long getDelay(TimeUnit unit) { return task.getDelay(unit); } |
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public int compareTo(Delayed t) { |
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jsr166 |
1.2 |
return task.compareTo(((CustomTask)t).task); |
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dl |
1.1 |
} |
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public boolean cancel(boolean mayInterruptIfRunning) { |
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return task.cancel(mayInterruptIfRunning); |
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} |
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public boolean isCancelled() { return task.isCancelled(); } |
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public boolean isDone() { return task.isDone(); } |
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jsr166 |
1.30 |
public V get() throws InterruptedException, ExecutionException { |
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dl |
1.1 |
V v = task.get(); |
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assertTrue(ran); |
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return v; |
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} |
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jsr166 |
1.30 |
public V get(long time, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException { |
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dl |
1.1 |
V v = task.get(time, unit); |
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assertTrue(ran); |
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return v; |
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} |
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} |
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jsr166 |
1.2 |
|
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dl |
1.1 |
public class CustomExecutor extends ScheduledThreadPoolExecutor { |
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protected <V> RunnableScheduledFuture<V> decorateTask(Runnable r, RunnableScheduledFuture<V> task) { |
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return new CustomTask<V>(task); |
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} |
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protected <V> RunnableScheduledFuture<V> decorateTask(Callable<V> c, RunnableScheduledFuture<V> task) { |
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return new CustomTask<V>(task); |
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} |
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jsr166 |
1.29 |
CustomExecutor(int corePoolSize) { super(corePoolSize); } |
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dl |
1.1 |
CustomExecutor(int corePoolSize, RejectedExecutionHandler handler) { |
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super(corePoolSize, handler); |
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} |
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CustomExecutor(int corePoolSize, ThreadFactory threadFactory) { |
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super(corePoolSize, threadFactory); |
90 |
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} |
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jsr166 |
1.2 |
CustomExecutor(int corePoolSize, ThreadFactory threadFactory, |
92 |
dl |
1.1 |
RejectedExecutionHandler handler) { |
93 |
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super(corePoolSize, threadFactory, handler); |
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} |
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jsr166 |
1.2 |
|
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dl |
1.1 |
} |
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jsr166 |
1.2 |
|
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dl |
1.1 |
/** |
99 |
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* execute successfully executes a runnable |
100 |
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*/ |
101 |
jsr166 |
1.6 |
public void testExecute() throws InterruptedException { |
102 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
103 |
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try (PoolCleaner cleaner = cleaner(p)) { |
104 |
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final CountDownLatch done = new CountDownLatch(1); |
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final Runnable task = new CheckedRunnable() { |
106 |
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public void realRun() { done.countDown(); }}; |
107 |
jsr166 |
1.15 |
p.execute(task); |
108 |
jsr166 |
1.46 |
assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
109 |
jsr166 |
1.15 |
} |
110 |
dl |
1.1 |
} |
111 |
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112 |
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/** |
113 |
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* delayed schedule of callable successfully executes after delay |
114 |
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*/ |
115 |
jsr166 |
1.6 |
public void testSchedule1() throws Exception { |
116 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
117 |
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try (PoolCleaner cleaner = cleaner(p)) { |
118 |
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final long startTime = System.nanoTime(); |
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final CountDownLatch done = new CountDownLatch(1); |
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jsr166 |
1.15 |
Callable task = new CheckedCallable<Boolean>() { |
121 |
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public Boolean realCall() { |
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done.countDown(); |
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jsr166 |
1.26 |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
124 |
jsr166 |
1.15 |
return Boolean.TRUE; |
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}}; |
126 |
jsr166 |
1.26 |
Future f = p.schedule(task, timeoutMillis(), MILLISECONDS); |
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assertSame(Boolean.TRUE, f.get()); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
129 |
jsr166 |
1.15 |
assertTrue(done.await(0L, MILLISECONDS)); |
130 |
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} |
131 |
dl |
1.1 |
} |
132 |
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133 |
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/** |
134 |
jsr166 |
1.14 |
* delayed schedule of runnable successfully executes after delay |
135 |
dl |
1.1 |
*/ |
136 |
jsr166 |
1.15 |
public void testSchedule3() throws Exception { |
137 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
138 |
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try (PoolCleaner cleaner = cleaner(p)) { |
139 |
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final long startTime = System.nanoTime(); |
140 |
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final CountDownLatch done = new CountDownLatch(1); |
141 |
jsr166 |
1.15 |
Runnable task = new CheckedRunnable() { |
142 |
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public void realRun() { |
143 |
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done.countDown(); |
144 |
jsr166 |
1.26 |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
145 |
jsr166 |
1.15 |
}}; |
146 |
jsr166 |
1.26 |
Future f = p.schedule(task, timeoutMillis(), MILLISECONDS); |
147 |
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await(done); |
148 |
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assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
149 |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
150 |
jsr166 |
1.15 |
} |
151 |
dl |
1.1 |
} |
152 |
jsr166 |
1.2 |
|
153 |
dl |
1.1 |
/** |
154 |
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* scheduleAtFixedRate executes runnable after given initial delay |
155 |
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*/ |
156 |
jsr166 |
1.6 |
public void testSchedule4() throws InterruptedException { |
157 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
158 |
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try (PoolCleaner cleaner = cleaner(p)) { |
159 |
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final long startTime = System.nanoTime(); |
160 |
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final CountDownLatch done = new CountDownLatch(1); |
161 |
jsr166 |
1.15 |
Runnable task = new CheckedRunnable() { |
162 |
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public void realRun() { |
163 |
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done.countDown(); |
164 |
jsr166 |
1.26 |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
165 |
jsr166 |
1.15 |
}}; |
166 |
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ScheduledFuture f = |
167 |
jsr166 |
1.26 |
p.scheduleAtFixedRate(task, timeoutMillis(), |
168 |
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LONG_DELAY_MS, MILLISECONDS); |
169 |
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await(done); |
170 |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
171 |
jsr166 |
1.15 |
f.cancel(true); |
172 |
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} |
173 |
dl |
1.1 |
} |
174 |
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175 |
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/** |
176 |
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* scheduleWithFixedDelay executes runnable after given initial delay |
177 |
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*/ |
178 |
jsr166 |
1.6 |
public void testSchedule5() throws InterruptedException { |
179 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
180 |
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try (PoolCleaner cleaner = cleaner(p)) { |
181 |
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final long startTime = System.nanoTime(); |
182 |
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final CountDownLatch done = new CountDownLatch(1); |
183 |
jsr166 |
1.15 |
Runnable task = new CheckedRunnable() { |
184 |
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public void realRun() { |
185 |
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done.countDown(); |
186 |
jsr166 |
1.26 |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
187 |
jsr166 |
1.15 |
}}; |
188 |
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ScheduledFuture f = |
189 |
jsr166 |
1.26 |
p.scheduleWithFixedDelay(task, timeoutMillis(), |
190 |
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LONG_DELAY_MS, MILLISECONDS); |
191 |
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await(done); |
192 |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
193 |
jsr166 |
1.15 |
f.cancel(true); |
194 |
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} |
195 |
|
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} |
196 |
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|
197 |
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static class RunnableCounter implements Runnable { |
198 |
|
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AtomicInteger count = new AtomicInteger(0); |
199 |
|
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public void run() { count.getAndIncrement(); } |
200 |
dl |
1.1 |
} |
201 |
jsr166 |
1.2 |
|
202 |
dl |
1.1 |
/** |
203 |
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* scheduleAtFixedRate executes series of tasks at given rate |
204 |
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*/ |
205 |
jsr166 |
1.6 |
public void testFixedRateSequence() throws InterruptedException { |
206 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
207 |
|
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try (PoolCleaner cleaner = cleaner(p)) { |
208 |
jsr166 |
1.31 |
for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) { |
209 |
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long startTime = System.nanoTime(); |
210 |
|
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int cycles = 10; |
211 |
|
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final CountDownLatch done = new CountDownLatch(cycles); |
212 |
jsr166 |
1.33 |
Runnable task = new CheckedRunnable() { |
213 |
jsr166 |
1.31 |
public void realRun() { done.countDown(); }}; |
214 |
|
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ScheduledFuture h = |
215 |
|
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p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS); |
216 |
|
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done.await(); |
217 |
|
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h.cancel(true); |
218 |
|
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double normalizedTime = |
219 |
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(double) millisElapsedSince(startTime) / delay; |
220 |
|
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if (normalizedTime >= cycles - 1 && |
221 |
|
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normalizedTime <= cycles) |
222 |
|
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return; |
223 |
|
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} |
224 |
|
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throw new AssertionError("unexpected execution rate"); |
225 |
|
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} |
226 |
dl |
1.1 |
} |
227 |
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|
228 |
|
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/** |
229 |
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* scheduleWithFixedDelay executes series of tasks with given period |
230 |
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*/ |
231 |
jsr166 |
1.6 |
public void testFixedDelaySequence() throws InterruptedException { |
232 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
233 |
|
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try (PoolCleaner cleaner = cleaner(p)) { |
234 |
jsr166 |
1.31 |
for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) { |
235 |
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long startTime = System.nanoTime(); |
236 |
|
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int cycles = 10; |
237 |
|
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final CountDownLatch done = new CountDownLatch(cycles); |
238 |
jsr166 |
1.33 |
Runnable task = new CheckedRunnable() { |
239 |
jsr166 |
1.31 |
public void realRun() { done.countDown(); }}; |
240 |
|
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ScheduledFuture h = |
241 |
|
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p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS); |
242 |
|
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done.await(); |
243 |
|
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h.cancel(true); |
244 |
|
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double normalizedTime = |
245 |
|
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(double) millisElapsedSince(startTime) / delay; |
246 |
|
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if (normalizedTime >= cycles - 1 && |
247 |
|
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normalizedTime <= cycles) |
248 |
|
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return; |
249 |
|
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} |
250 |
|
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throw new AssertionError("unexpected execution rate"); |
251 |
|
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} |
252 |
dl |
1.1 |
} |
253 |
|
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|
254 |
|
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/** |
255 |
jsr166 |
1.12 |
* execute(null) throws NPE |
256 |
dl |
1.1 |
*/ |
257 |
jsr166 |
1.6 |
public void testExecuteNull() throws InterruptedException { |
258 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
259 |
|
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try (PoolCleaner cleaner = cleaner(p)) { |
260 |
|
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try { |
261 |
|
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p.execute(null); |
262 |
|
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shouldThrow(); |
263 |
|
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} catch (NullPointerException success) {} |
264 |
|
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} |
265 |
dl |
1.1 |
} |
266 |
|
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|
267 |
|
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/** |
268 |
jsr166 |
1.12 |
* schedule(null) throws NPE |
269 |
dl |
1.1 |
*/ |
270 |
jsr166 |
1.6 |
public void testScheduleNull() throws InterruptedException { |
271 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
272 |
|
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try (PoolCleaner cleaner = cleaner(p)) { |
273 |
|
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try { |
274 |
|
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TrackedCallable callable = null; |
275 |
|
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Future f = p.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
276 |
|
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shouldThrow(); |
277 |
|
|
} catch (NullPointerException success) {} |
278 |
|
|
} |
279 |
dl |
1.1 |
} |
280 |
jsr166 |
1.2 |
|
281 |
dl |
1.1 |
/** |
282 |
|
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* execute throws RejectedExecutionException if shutdown |
283 |
|
|
*/ |
284 |
|
|
public void testSchedule1_RejectedExecutionException() { |
285 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
286 |
|
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try (PoolCleaner cleaner = cleaner(p)) { |
287 |
|
|
try { |
288 |
|
|
p.shutdown(); |
289 |
|
|
p.schedule(new NoOpRunnable(), |
290 |
|
|
MEDIUM_DELAY_MS, MILLISECONDS); |
291 |
|
|
shouldThrow(); |
292 |
|
|
} catch (RejectedExecutionException success) { |
293 |
|
|
} catch (SecurityException ok) {} |
294 |
dl |
1.1 |
} |
295 |
|
|
} |
296 |
|
|
|
297 |
|
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/** |
298 |
|
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* schedule throws RejectedExecutionException if shutdown |
299 |
|
|
*/ |
300 |
|
|
public void testSchedule2_RejectedExecutionException() { |
301 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
302 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
303 |
|
|
try { |
304 |
|
|
p.shutdown(); |
305 |
|
|
p.schedule(new NoOpCallable(), |
306 |
|
|
MEDIUM_DELAY_MS, MILLISECONDS); |
307 |
|
|
shouldThrow(); |
308 |
|
|
} catch (RejectedExecutionException success) { |
309 |
|
|
} catch (SecurityException ok) {} |
310 |
dl |
1.1 |
} |
311 |
|
|
} |
312 |
|
|
|
313 |
|
|
/** |
314 |
|
|
* schedule callable throws RejectedExecutionException if shutdown |
315 |
|
|
*/ |
316 |
jsr166 |
1.20 |
public void testSchedule3_RejectedExecutionException() { |
317 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
318 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
319 |
|
|
try { |
320 |
|
|
p.shutdown(); |
321 |
|
|
p.schedule(new NoOpCallable(), |
322 |
|
|
MEDIUM_DELAY_MS, MILLISECONDS); |
323 |
|
|
shouldThrow(); |
324 |
|
|
} catch (RejectedExecutionException success) { |
325 |
|
|
} catch (SecurityException ok) {} |
326 |
jsr166 |
1.20 |
} |
327 |
dl |
1.1 |
} |
328 |
|
|
|
329 |
|
|
/** |
330 |
jsr166 |
1.14 |
* scheduleAtFixedRate throws RejectedExecutionException if shutdown |
331 |
dl |
1.1 |
*/ |
332 |
|
|
public void testScheduleAtFixedRate1_RejectedExecutionException() { |
333 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
334 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
335 |
|
|
try { |
336 |
|
|
p.shutdown(); |
337 |
|
|
p.scheduleAtFixedRate(new NoOpRunnable(), |
338 |
|
|
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS); |
339 |
|
|
shouldThrow(); |
340 |
|
|
} catch (RejectedExecutionException success) { |
341 |
|
|
} catch (SecurityException ok) {} |
342 |
jsr166 |
1.2 |
} |
343 |
dl |
1.1 |
} |
344 |
jsr166 |
1.2 |
|
345 |
dl |
1.1 |
/** |
346 |
|
|
* scheduleWithFixedDelay throws RejectedExecutionException if shutdown |
347 |
|
|
*/ |
348 |
|
|
public void testScheduleWithFixedDelay1_RejectedExecutionException() { |
349 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
350 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
351 |
|
|
try { |
352 |
|
|
p.shutdown(); |
353 |
|
|
p.scheduleWithFixedDelay(new NoOpRunnable(), |
354 |
|
|
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS); |
355 |
|
|
shouldThrow(); |
356 |
|
|
} catch (RejectedExecutionException success) { |
357 |
|
|
} catch (SecurityException ok) {} |
358 |
jsr166 |
1.2 |
} |
359 |
dl |
1.1 |
} |
360 |
|
|
|
361 |
|
|
/** |
362 |
jsr166 |
1.14 |
* getActiveCount increases but doesn't overestimate, when a |
363 |
|
|
* thread becomes active |
364 |
dl |
1.1 |
*/ |
365 |
jsr166 |
1.6 |
public void testGetActiveCount() throws InterruptedException { |
366 |
jsr166 |
1.15 |
final ThreadPoolExecutor p = new CustomExecutor(2); |
367 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
368 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
369 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
370 |
jsr166 |
1.15 |
assertEquals(0, p.getActiveCount()); |
371 |
|
|
p.execute(new CheckedRunnable() { |
372 |
|
|
public void realRun() throws InterruptedException { |
373 |
|
|
threadStarted.countDown(); |
374 |
|
|
assertEquals(1, p.getActiveCount()); |
375 |
|
|
done.await(); |
376 |
|
|
}}); |
377 |
jsr166 |
1.50 |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
378 |
jsr166 |
1.15 |
assertEquals(1, p.getActiveCount()); |
379 |
|
|
done.countDown(); |
380 |
|
|
} |
381 |
dl |
1.1 |
} |
382 |
jsr166 |
1.2 |
|
383 |
dl |
1.1 |
/** |
384 |
jsr166 |
1.14 |
* getCompletedTaskCount increases, but doesn't overestimate, |
385 |
|
|
* when tasks complete |
386 |
dl |
1.1 |
*/ |
387 |
jsr166 |
1.9 |
public void testGetCompletedTaskCount() throws InterruptedException { |
388 |
jsr166 |
1.15 |
final ThreadPoolExecutor p = new CustomExecutor(2); |
389 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
390 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
391 |
|
|
final CountDownLatch threadProceed = new CountDownLatch(1); |
392 |
|
|
final CountDownLatch threadDone = new CountDownLatch(1); |
393 |
jsr166 |
1.15 |
assertEquals(0, p.getCompletedTaskCount()); |
394 |
|
|
p.execute(new CheckedRunnable() { |
395 |
|
|
public void realRun() throws InterruptedException { |
396 |
|
|
threadStarted.countDown(); |
397 |
|
|
assertEquals(0, p.getCompletedTaskCount()); |
398 |
|
|
threadProceed.await(); |
399 |
|
|
threadDone.countDown(); |
400 |
|
|
}}); |
401 |
jsr166 |
1.27 |
await(threadStarted); |
402 |
jsr166 |
1.15 |
assertEquals(0, p.getCompletedTaskCount()); |
403 |
|
|
threadProceed.countDown(); |
404 |
|
|
threadDone.await(); |
405 |
jsr166 |
1.26 |
long startTime = System.nanoTime(); |
406 |
|
|
while (p.getCompletedTaskCount() != 1) { |
407 |
|
|
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
408 |
|
|
fail("timed out"); |
409 |
|
|
Thread.yield(); |
410 |
|
|
} |
411 |
jsr166 |
1.15 |
} |
412 |
dl |
1.1 |
} |
413 |
jsr166 |
1.2 |
|
414 |
dl |
1.1 |
/** |
415 |
jsr166 |
1.14 |
* getCorePoolSize returns size given in constructor if not otherwise set |
416 |
dl |
1.1 |
*/ |
417 |
|
|
public void testGetCorePoolSize() { |
418 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
419 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
420 |
|
|
assertEquals(1, p.getCorePoolSize()); |
421 |
|
|
} |
422 |
dl |
1.1 |
} |
423 |
jsr166 |
1.2 |
|
424 |
dl |
1.1 |
/** |
425 |
jsr166 |
1.14 |
* getLargestPoolSize increases, but doesn't overestimate, when |
426 |
|
|
* multiple threads active |
427 |
dl |
1.1 |
*/ |
428 |
jsr166 |
1.6 |
public void testGetLargestPoolSize() throws InterruptedException { |
429 |
jsr166 |
1.15 |
final int THREADS = 3; |
430 |
|
|
final ThreadPoolExecutor p = new CustomExecutor(THREADS); |
431 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
432 |
|
|
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
433 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
434 |
jsr166 |
1.15 |
assertEquals(0, p.getLargestPoolSize()); |
435 |
|
|
for (int i = 0; i < THREADS; i++) |
436 |
|
|
p.execute(new CheckedRunnable() { |
437 |
|
|
public void realRun() throws InterruptedException { |
438 |
|
|
threadsStarted.countDown(); |
439 |
|
|
done.await(); |
440 |
|
|
assertEquals(THREADS, p.getLargestPoolSize()); |
441 |
|
|
}}); |
442 |
jsr166 |
1.50 |
assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
443 |
jsr166 |
1.15 |
assertEquals(THREADS, p.getLargestPoolSize()); |
444 |
|
|
done.countDown(); |
445 |
|
|
} |
446 |
jsr166 |
1.46 |
assertEquals(THREADS, p.getLargestPoolSize()); |
447 |
dl |
1.1 |
} |
448 |
jsr166 |
1.2 |
|
449 |
dl |
1.1 |
/** |
450 |
jsr166 |
1.14 |
* getPoolSize increases, but doesn't overestimate, when threads |
451 |
|
|
* become active |
452 |
dl |
1.1 |
*/ |
453 |
jsr166 |
1.15 |
public void testGetPoolSize() throws InterruptedException { |
454 |
|
|
final ThreadPoolExecutor p = new CustomExecutor(1); |
455 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
456 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
457 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
458 |
jsr166 |
1.15 |
assertEquals(0, p.getPoolSize()); |
459 |
|
|
p.execute(new CheckedRunnable() { |
460 |
|
|
public void realRun() throws InterruptedException { |
461 |
|
|
threadStarted.countDown(); |
462 |
|
|
assertEquals(1, p.getPoolSize()); |
463 |
|
|
done.await(); |
464 |
|
|
}}); |
465 |
jsr166 |
1.50 |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
466 |
jsr166 |
1.15 |
assertEquals(1, p.getPoolSize()); |
467 |
|
|
done.countDown(); |
468 |
|
|
} |
469 |
dl |
1.1 |
} |
470 |
jsr166 |
1.2 |
|
471 |
dl |
1.1 |
/** |
472 |
jsr166 |
1.14 |
* getTaskCount increases, but doesn't overestimate, when tasks |
473 |
|
|
* submitted |
474 |
dl |
1.1 |
*/ |
475 |
jsr166 |
1.6 |
public void testGetTaskCount() throws InterruptedException { |
476 |
jsr166 |
1.48 |
final int TASKS = 3; |
477 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
478 |
jsr166 |
1.15 |
final ThreadPoolExecutor p = new CustomExecutor(1); |
479 |
jsr166 |
1.48 |
try (PoolCleaner cleaner = cleaner(p, done)) { |
480 |
jsr166 |
1.46 |
final CountDownLatch threadStarted = new CountDownLatch(1); |
481 |
jsr166 |
1.15 |
assertEquals(0, p.getTaskCount()); |
482 |
jsr166 |
1.48 |
assertEquals(0, p.getCompletedTaskCount()); |
483 |
|
|
p.execute(new CheckedRunnable() { |
484 |
|
|
public void realRun() throws InterruptedException { |
485 |
|
|
threadStarted.countDown(); |
486 |
|
|
done.await(); |
487 |
|
|
}}); |
488 |
|
|
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
489 |
|
|
assertEquals(1, p.getTaskCount()); |
490 |
|
|
assertEquals(0, p.getCompletedTaskCount()); |
491 |
|
|
for (int i = 0; i < TASKS; i++) { |
492 |
|
|
assertEquals(1 + i, p.getTaskCount()); |
493 |
jsr166 |
1.15 |
p.execute(new CheckedRunnable() { |
494 |
|
|
public void realRun() throws InterruptedException { |
495 |
|
|
threadStarted.countDown(); |
496 |
jsr166 |
1.48 |
assertEquals(1 + TASKS, p.getTaskCount()); |
497 |
jsr166 |
1.15 |
done.await(); |
498 |
|
|
}}); |
499 |
jsr166 |
1.48 |
} |
500 |
|
|
assertEquals(1 + TASKS, p.getTaskCount()); |
501 |
|
|
assertEquals(0, p.getCompletedTaskCount()); |
502 |
jsr166 |
1.15 |
} |
503 |
jsr166 |
1.48 |
assertEquals(1 + TASKS, p.getTaskCount()); |
504 |
|
|
assertEquals(1 + TASKS, p.getCompletedTaskCount()); |
505 |
dl |
1.1 |
} |
506 |
|
|
|
507 |
jsr166 |
1.2 |
/** |
508 |
dl |
1.1 |
* getThreadFactory returns factory in constructor if not set |
509 |
|
|
*/ |
510 |
|
|
public void testGetThreadFactory() { |
511 |
jsr166 |
1.46 |
final ThreadFactory threadFactory = new SimpleThreadFactory(); |
512 |
|
|
final CustomExecutor p = new CustomExecutor(1, threadFactory); |
513 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
514 |
|
|
assertSame(threadFactory, p.getThreadFactory()); |
515 |
|
|
} |
516 |
dl |
1.1 |
} |
517 |
|
|
|
518 |
jsr166 |
1.2 |
/** |
519 |
dl |
1.1 |
* setThreadFactory sets the thread factory returned by getThreadFactory |
520 |
|
|
*/ |
521 |
|
|
public void testSetThreadFactory() { |
522 |
jsr166 |
1.46 |
final ThreadFactory threadFactory = new SimpleThreadFactory(); |
523 |
|
|
final CustomExecutor p = new CustomExecutor(1); |
524 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
525 |
|
|
p.setThreadFactory(threadFactory); |
526 |
|
|
assertSame(threadFactory, p.getThreadFactory()); |
527 |
|
|
} |
528 |
dl |
1.1 |
} |
529 |
|
|
|
530 |
jsr166 |
1.2 |
/** |
531 |
dl |
1.1 |
* setThreadFactory(null) throws NPE |
532 |
|
|
*/ |
533 |
|
|
public void testSetThreadFactoryNull() { |
534 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
535 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
536 |
|
|
try { |
537 |
|
|
p.setThreadFactory(null); |
538 |
|
|
shouldThrow(); |
539 |
|
|
} catch (NullPointerException success) {} |
540 |
dl |
1.1 |
} |
541 |
|
|
} |
542 |
jsr166 |
1.2 |
|
543 |
dl |
1.1 |
/** |
544 |
jsr166 |
1.23 |
* isShutdown is false before shutdown, true after |
545 |
dl |
1.1 |
*/ |
546 |
|
|
public void testIsShutdown() { |
547 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
548 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
549 |
jsr166 |
1.15 |
assertFalse(p.isShutdown()); |
550 |
|
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
551 |
jsr166 |
1.46 |
assertTrue(p.isShutdown()); |
552 |
dl |
1.1 |
} |
553 |
|
|
} |
554 |
|
|
|
555 |
|
|
/** |
556 |
jsr166 |
1.14 |
* isTerminated is false before termination, true after |
557 |
dl |
1.1 |
*/ |
558 |
jsr166 |
1.6 |
public void testIsTerminated() throws InterruptedException { |
559 |
jsr166 |
1.15 |
final ThreadPoolExecutor p = new CustomExecutor(1); |
560 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
561 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
562 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
563 |
|
|
assertFalse(p.isTerminated()); |
564 |
jsr166 |
1.15 |
p.execute(new CheckedRunnable() { |
565 |
|
|
public void realRun() throws InterruptedException { |
566 |
jsr166 |
1.18 |
assertFalse(p.isTerminated()); |
567 |
jsr166 |
1.15 |
threadStarted.countDown(); |
568 |
|
|
done.await(); |
569 |
|
|
}}); |
570 |
jsr166 |
1.50 |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
571 |
jsr166 |
1.18 |
assertFalse(p.isTerminating()); |
572 |
jsr166 |
1.15 |
done.countDown(); |
573 |
|
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
574 |
jsr166 |
1.46 |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
575 |
|
|
assertTrue(p.isTerminated()); |
576 |
dl |
1.1 |
} |
577 |
|
|
} |
578 |
|
|
|
579 |
|
|
/** |
580 |
jsr166 |
1.14 |
* isTerminating is not true when running or when terminated |
581 |
dl |
1.1 |
*/ |
582 |
jsr166 |
1.6 |
public void testIsTerminating() throws InterruptedException { |
583 |
jsr166 |
1.15 |
final ThreadPoolExecutor p = new CustomExecutor(1); |
584 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
585 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
586 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
587 |
jsr166 |
1.15 |
assertFalse(p.isTerminating()); |
588 |
|
|
p.execute(new CheckedRunnable() { |
589 |
|
|
public void realRun() throws InterruptedException { |
590 |
jsr166 |
1.17 |
assertFalse(p.isTerminating()); |
591 |
jsr166 |
1.15 |
threadStarted.countDown(); |
592 |
|
|
done.await(); |
593 |
|
|
}}); |
594 |
jsr166 |
1.50 |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
595 |
jsr166 |
1.15 |
assertFalse(p.isTerminating()); |
596 |
|
|
done.countDown(); |
597 |
|
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
598 |
jsr166 |
1.46 |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
599 |
|
|
assertTrue(p.isTerminated()); |
600 |
|
|
assertFalse(p.isTerminating()); |
601 |
jsr166 |
1.15 |
} |
602 |
dl |
1.1 |
} |
603 |
|
|
|
604 |
|
|
/** |
605 |
|
|
* getQueue returns the work queue, which contains queued tasks |
606 |
|
|
*/ |
607 |
jsr166 |
1.6 |
public void testGetQueue() throws InterruptedException { |
608 |
jsr166 |
1.46 |
final ScheduledThreadPoolExecutor p = new CustomExecutor(1); |
609 |
|
|
try (PoolCleaner cleaner = cleaner(p)) { |
610 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
611 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
612 |
jsr166 |
1.15 |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
613 |
|
|
for (int i = 0; i < tasks.length; i++) { |
614 |
|
|
Runnable r = new CheckedRunnable() { |
615 |
|
|
public void realRun() throws InterruptedException { |
616 |
|
|
threadStarted.countDown(); |
617 |
|
|
done.await(); |
618 |
|
|
}}; |
619 |
|
|
tasks[i] = p.schedule(r, 1, MILLISECONDS); |
620 |
|
|
} |
621 |
jsr166 |
1.50 |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
622 |
jsr166 |
1.15 |
BlockingQueue<Runnable> q = p.getQueue(); |
623 |
|
|
assertTrue(q.contains(tasks[tasks.length - 1])); |
624 |
dl |
1.1 |
assertFalse(q.contains(tasks[0])); |
625 |
jsr166 |
1.15 |
done.countDown(); |
626 |
dl |
1.1 |
} |
627 |
|
|
} |
628 |
|
|
|
629 |
|
|
/** |
630 |
|
|
* remove(task) removes queued task, and fails to remove active task |
631 |
|
|
*/ |
632 |
jsr166 |
1.6 |
public void testRemove() throws InterruptedException { |
633 |
jsr166 |
1.15 |
final ScheduledThreadPoolExecutor p = new CustomExecutor(1); |
634 |
jsr166 |
1.46 |
try (PoolCleaner cleaner = cleaner(p)) { |
635 |
|
|
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
636 |
|
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
637 |
|
|
final CountDownLatch done = new CountDownLatch(1); |
638 |
jsr166 |
1.15 |
for (int i = 0; i < tasks.length; i++) { |
639 |
|
|
Runnable r = new CheckedRunnable() { |
640 |
|
|
public void realRun() throws InterruptedException { |
641 |
|
|
threadStarted.countDown(); |
642 |
|
|
done.await(); |
643 |
|
|
}}; |
644 |
|
|
tasks[i] = p.schedule(r, 1, MILLISECONDS); |
645 |
|
|
} |
646 |
jsr166 |
1.50 |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
647 |
jsr166 |
1.15 |
BlockingQueue<Runnable> q = p.getQueue(); |
648 |
|
|
assertFalse(p.remove((Runnable)tasks[0])); |
649 |
dl |
1.1 |
assertTrue(q.contains((Runnable)tasks[4])); |
650 |
|
|
assertTrue(q.contains((Runnable)tasks[3])); |
651 |
jsr166 |
1.15 |
assertTrue(p.remove((Runnable)tasks[4])); |
652 |
|
|
assertFalse(p.remove((Runnable)tasks[4])); |
653 |
dl |
1.1 |
assertFalse(q.contains((Runnable)tasks[4])); |
654 |
|
|
assertTrue(q.contains((Runnable)tasks[3])); |
655 |
jsr166 |
1.15 |
assertTrue(p.remove((Runnable)tasks[3])); |
656 |
dl |
1.1 |
assertFalse(q.contains((Runnable)tasks[3])); |
657 |
jsr166 |
1.15 |
done.countDown(); |
658 |
dl |
1.1 |
} |
659 |
|
|
} |
660 |
|
|
|
661 |
|
|
/** |
662 |
jsr166 |
1.14 |
* purge removes cancelled tasks from the queue |
663 |
dl |
1.1 |
*/ |
664 |
jsr166 |
1.6 |
public void testPurge() throws InterruptedException { |
665 |
jsr166 |
1.49 |
final ScheduledFuture[] tasks = new ScheduledFuture[5]; |
666 |
|
|
final Runnable releaser = new Runnable() { public void run() { |
667 |
|
|
for (ScheduledFuture task : tasks) |
668 |
|
|
if (task != null) task.cancel(true); }}; |
669 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
670 |
jsr166 |
1.49 |
try (PoolCleaner cleaner = cleaner(p, releaser)) { |
671 |
|
|
for (int i = 0; i < tasks.length; i++) |
672 |
|
|
tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(), |
673 |
|
|
LONG_DELAY_MS, MILLISECONDS); |
674 |
jsr166 |
1.15 |
int max = tasks.length; |
675 |
dl |
1.1 |
if (tasks[4].cancel(true)) --max; |
676 |
|
|
if (tasks[3].cancel(true)) --max; |
677 |
|
|
// There must eventually be an interference-free point at |
678 |
|
|
// which purge will not fail. (At worst, when queue is empty.) |
679 |
jsr166 |
1.22 |
long startTime = System.nanoTime(); |
680 |
|
|
do { |
681 |
jsr166 |
1.15 |
p.purge(); |
682 |
|
|
long count = p.getTaskCount(); |
683 |
jsr166 |
1.22 |
if (count == max) |
684 |
|
|
return; |
685 |
jsr166 |
1.49 |
} while (millisElapsedSince(startTime) < LONG_DELAY_MS); |
686 |
jsr166 |
1.22 |
fail("Purge failed to remove cancelled tasks"); |
687 |
dl |
1.1 |
} |
688 |
|
|
} |
689 |
|
|
|
690 |
|
|
/** |
691 |
jsr166 |
1.37 |
* shutdownNow returns a list containing tasks that were not run, |
692 |
|
|
* and those tasks are drained from the queue |
693 |
dl |
1.1 |
*/ |
694 |
jsr166 |
1.40 |
public void testShutdownNow() throws InterruptedException { |
695 |
|
|
final int poolSize = 2; |
696 |
|
|
final int count = 5; |
697 |
|
|
final AtomicInteger ran = new AtomicInteger(0); |
698 |
|
|
final CustomExecutor p = new CustomExecutor(poolSize); |
699 |
jsr166 |
1.47 |
final CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
700 |
jsr166 |
1.42 |
Runnable waiter = new CheckedRunnable() { public void realRun() { |
701 |
jsr166 |
1.40 |
threadsStarted.countDown(); |
702 |
|
|
try { |
703 |
|
|
MILLISECONDS.sleep(2 * LONG_DELAY_MS); |
704 |
|
|
} catch (InterruptedException success) {} |
705 |
|
|
ran.getAndIncrement(); |
706 |
|
|
}}; |
707 |
|
|
for (int i = 0; i < count; i++) |
708 |
|
|
p.execute(waiter); |
709 |
|
|
assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
710 |
jsr166 |
1.41 |
assertEquals(poolSize, p.getActiveCount()); |
711 |
|
|
assertEquals(0, p.getCompletedTaskCount()); |
712 |
jsr166 |
1.40 |
final List<Runnable> queuedTasks; |
713 |
|
|
try { |
714 |
|
|
queuedTasks = p.shutdownNow(); |
715 |
|
|
} catch (SecurityException ok) { |
716 |
|
|
return; // Allowed in case test doesn't have privs |
717 |
|
|
} |
718 |
|
|
assertTrue(p.isShutdown()); |
719 |
|
|
assertTrue(p.getQueue().isEmpty()); |
720 |
|
|
assertEquals(count - poolSize, queuedTasks.size()); |
721 |
|
|
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
722 |
|
|
assertTrue(p.isTerminated()); |
723 |
|
|
assertEquals(poolSize, ran.get()); |
724 |
jsr166 |
1.41 |
assertEquals(poolSize, p.getCompletedTaskCount()); |
725 |
jsr166 |
1.40 |
} |
726 |
|
|
|
727 |
|
|
/** |
728 |
|
|
* shutdownNow returns a list containing tasks that were not run, |
729 |
|
|
* and those tasks are drained from the queue |
730 |
|
|
*/ |
731 |
jsr166 |
1.38 |
public void testShutdownNow_delayedTasks() throws InterruptedException { |
732 |
jsr166 |
1.46 |
final CustomExecutor p = new CustomExecutor(1); |
733 |
jsr166 |
1.38 |
List<ScheduledFuture> tasks = new ArrayList<>(); |
734 |
|
|
for (int i = 0; i < 3; i++) { |
735 |
|
|
Runnable r = new NoOpRunnable(); |
736 |
|
|
tasks.add(p.schedule(r, 9, SECONDS)); |
737 |
|
|
tasks.add(p.scheduleAtFixedRate(r, 9, 9, SECONDS)); |
738 |
|
|
tasks.add(p.scheduleWithFixedDelay(r, 9, 9, SECONDS)); |
739 |
|
|
} |
740 |
jsr166 |
1.39 |
if (testImplementationDetails) |
741 |
|
|
assertEquals(new HashSet(tasks), new HashSet(p.getQueue())); |
742 |
jsr166 |
1.38 |
final List<Runnable> queuedTasks; |
743 |
dl |
1.1 |
try { |
744 |
jsr166 |
1.38 |
queuedTasks = p.shutdownNow(); |
745 |
jsr166 |
1.2 |
} catch (SecurityException ok) { |
746 |
jsr166 |
1.38 |
return; // Allowed in case test doesn't have privs |
747 |
|
|
} |
748 |
|
|
assertTrue(p.isShutdown()); |
749 |
|
|
assertTrue(p.getQueue().isEmpty()); |
750 |
jsr166 |
1.39 |
if (testImplementationDetails) |
751 |
|
|
assertEquals(new HashSet(tasks), new HashSet(queuedTasks)); |
752 |
jsr166 |
1.38 |
assertEquals(tasks.size(), queuedTasks.size()); |
753 |
|
|
for (ScheduledFuture task : tasks) { |
754 |
|
|
assertFalse(((CustomTask)task).ran); |
755 |
|
|
assertFalse(task.isDone()); |
756 |
|
|
assertFalse(task.isCancelled()); |
757 |
dl |
1.1 |
} |
758 |
jsr166 |
1.38 |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
759 |
|
|
assertTrue(p.isTerminated()); |
760 |
dl |
1.1 |
} |
761 |
|
|
|
762 |
|
|
/** |
763 |
jsr166 |
1.42 |
* By default, periodic tasks are cancelled at shutdown. |
764 |
|
|
* By default, delayed tasks keep running after shutdown. |
765 |
|
|
* Check that changing the default values work: |
766 |
|
|
* - setExecuteExistingDelayedTasksAfterShutdownPolicy |
767 |
|
|
* - setContinueExistingPeriodicTasksAfterShutdownPolicy |
768 |
|
|
*/ |
769 |
|
|
public void testShutdown_cancellation() throws Exception { |
770 |
|
|
Boolean[] allBooleans = { null, Boolean.FALSE, Boolean.TRUE }; |
771 |
|
|
for (Boolean policy : allBooleans) |
772 |
|
|
{ |
773 |
|
|
final int poolSize = 2; |
774 |
|
|
final CustomExecutor p = new CustomExecutor(poolSize); |
775 |
|
|
final boolean effectiveDelayedPolicy = (policy != Boolean.FALSE); |
776 |
|
|
final boolean effectivePeriodicPolicy = (policy == Boolean.TRUE); |
777 |
|
|
final boolean effectiveRemovePolicy = (policy == Boolean.TRUE); |
778 |
|
|
if (policy != null) { |
779 |
|
|
p.setExecuteExistingDelayedTasksAfterShutdownPolicy(policy); |
780 |
|
|
p.setContinueExistingPeriodicTasksAfterShutdownPolicy(policy); |
781 |
|
|
p.setRemoveOnCancelPolicy(policy); |
782 |
|
|
} |
783 |
|
|
assertEquals(effectiveDelayedPolicy, |
784 |
|
|
p.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
785 |
|
|
assertEquals(effectivePeriodicPolicy, |
786 |
|
|
p.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
787 |
|
|
assertEquals(effectiveRemovePolicy, |
788 |
|
|
p.getRemoveOnCancelPolicy()); |
789 |
|
|
// Strategy: Wedge the pool with poolSize "blocker" threads |
790 |
|
|
final AtomicInteger ran = new AtomicInteger(0); |
791 |
|
|
final CountDownLatch poolBlocked = new CountDownLatch(poolSize); |
792 |
|
|
final CountDownLatch unblock = new CountDownLatch(1); |
793 |
|
|
final CountDownLatch periodicLatch1 = new CountDownLatch(2); |
794 |
|
|
final CountDownLatch periodicLatch2 = new CountDownLatch(2); |
795 |
|
|
Runnable task = new CheckedRunnable() { public void realRun() |
796 |
|
|
throws InterruptedException { |
797 |
|
|
poolBlocked.countDown(); |
798 |
|
|
assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS)); |
799 |
|
|
ran.getAndIncrement(); |
800 |
|
|
}}; |
801 |
|
|
List<Future<?>> blockers = new ArrayList<>(); |
802 |
|
|
List<Future<?>> periodics = new ArrayList<>(); |
803 |
|
|
List<Future<?>> delayeds = new ArrayList<>(); |
804 |
|
|
for (int i = 0; i < poolSize; i++) |
805 |
|
|
blockers.add(p.submit(task)); |
806 |
|
|
assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS)); |
807 |
|
|
|
808 |
|
|
periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1), |
809 |
|
|
1, 1, MILLISECONDS)); |
810 |
|
|
periodics.add(p.scheduleWithFixedDelay(countDowner(periodicLatch2), |
811 |
|
|
1, 1, MILLISECONDS)); |
812 |
|
|
delayeds.add(p.schedule(task, 1, MILLISECONDS)); |
813 |
jsr166 |
1.2 |
|
814 |
jsr166 |
1.42 |
assertTrue(p.getQueue().containsAll(periodics)); |
815 |
|
|
assertTrue(p.getQueue().containsAll(delayeds)); |
816 |
jsr166 |
1.15 |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
817 |
jsr166 |
1.42 |
assertTrue(p.isShutdown()); |
818 |
|
|
assertFalse(p.isTerminated()); |
819 |
|
|
for (Future<?> periodic : periodics) { |
820 |
|
|
assertTrue(effectivePeriodicPolicy ^ periodic.isCancelled()); |
821 |
|
|
assertTrue(effectivePeriodicPolicy ^ periodic.isDone()); |
822 |
|
|
} |
823 |
|
|
for (Future<?> delayed : delayeds) { |
824 |
|
|
assertTrue(effectiveDelayedPolicy ^ delayed.isCancelled()); |
825 |
|
|
assertTrue(effectiveDelayedPolicy ^ delayed.isDone()); |
826 |
|
|
} |
827 |
|
|
if (testImplementationDetails) { |
828 |
|
|
assertEquals(effectivePeriodicPolicy, |
829 |
|
|
p.getQueue().containsAll(periodics)); |
830 |
|
|
assertEquals(effectiveDelayedPolicy, |
831 |
|
|
p.getQueue().containsAll(delayeds)); |
832 |
|
|
} |
833 |
|
|
// Release all pool threads |
834 |
|
|
unblock.countDown(); |
835 |
|
|
|
836 |
|
|
for (Future<?> delayed : delayeds) { |
837 |
|
|
if (effectiveDelayedPolicy) { |
838 |
|
|
assertNull(delayed.get()); |
839 |
|
|
} |
840 |
jsr166 |
1.6 |
} |
841 |
jsr166 |
1.42 |
if (effectivePeriodicPolicy) { |
842 |
|
|
assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS)); |
843 |
|
|
assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS)); |
844 |
|
|
for (Future<?> periodic : periodics) { |
845 |
|
|
assertTrue(periodic.cancel(false)); |
846 |
|
|
assertTrue(periodic.isCancelled()); |
847 |
|
|
assertTrue(periodic.isDone()); |
848 |
|
|
} |
849 |
dl |
1.1 |
} |
850 |
jsr166 |
1.42 |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
851 |
jsr166 |
1.15 |
assertTrue(p.isTerminated()); |
852 |
jsr166 |
1.42 |
assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get()); |
853 |
|
|
}} |
854 |
dl |
1.1 |
|
855 |
|
|
/** |
856 |
|
|
* completed submit of callable returns result |
857 |
|
|
*/ |
858 |
jsr166 |
1.6 |
public void testSubmitCallable() throws Exception { |
859 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
860 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
861 |
dl |
1.1 |
Future<String> future = e.submit(new StringTask()); |
862 |
|
|
String result = future.get(); |
863 |
|
|
assertSame(TEST_STRING, result); |
864 |
|
|
} |
865 |
|
|
} |
866 |
|
|
|
867 |
|
|
/** |
868 |
|
|
* completed submit of runnable returns successfully |
869 |
|
|
*/ |
870 |
jsr166 |
1.6 |
public void testSubmitRunnable() throws Exception { |
871 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
872 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
873 |
dl |
1.1 |
Future<?> future = e.submit(new NoOpRunnable()); |
874 |
|
|
future.get(); |
875 |
|
|
assertTrue(future.isDone()); |
876 |
|
|
} |
877 |
|
|
} |
878 |
|
|
|
879 |
|
|
/** |
880 |
|
|
* completed submit of (runnable, result) returns result |
881 |
|
|
*/ |
882 |
jsr166 |
1.6 |
public void testSubmitRunnable2() throws Exception { |
883 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
884 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
885 |
dl |
1.1 |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
886 |
|
|
String result = future.get(); |
887 |
|
|
assertSame(TEST_STRING, result); |
888 |
|
|
} |
889 |
|
|
} |
890 |
|
|
|
891 |
|
|
/** |
892 |
|
|
* invokeAny(null) throws NPE |
893 |
|
|
*/ |
894 |
jsr166 |
1.6 |
public void testInvokeAny1() throws Exception { |
895 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
896 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
897 |
|
|
try { |
898 |
|
|
e.invokeAny(null); |
899 |
|
|
shouldThrow(); |
900 |
|
|
} catch (NullPointerException success) {} |
901 |
dl |
1.1 |
} |
902 |
|
|
} |
903 |
|
|
|
904 |
|
|
/** |
905 |
|
|
* invokeAny(empty collection) throws IAE |
906 |
|
|
*/ |
907 |
jsr166 |
1.6 |
public void testInvokeAny2() throws Exception { |
908 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
909 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
910 |
|
|
try { |
911 |
|
|
e.invokeAny(new ArrayList<Callable<String>>()); |
912 |
|
|
shouldThrow(); |
913 |
|
|
} catch (IllegalArgumentException success) {} |
914 |
dl |
1.1 |
} |
915 |
|
|
} |
916 |
|
|
|
917 |
|
|
/** |
918 |
|
|
* invokeAny(c) throws NPE if c has null elements |
919 |
|
|
*/ |
920 |
jsr166 |
1.6 |
public void testInvokeAny3() throws Exception { |
921 |
jsr166 |
1.46 |
final CountDownLatch latch = new CountDownLatch(1); |
922 |
|
|
final ExecutorService e = new CustomExecutor(2); |
923 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
924 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
925 |
|
|
l.add(latchAwaitingStringTask(latch)); |
926 |
|
|
l.add(null); |
927 |
|
|
try { |
928 |
|
|
e.invokeAny(l); |
929 |
|
|
shouldThrow(); |
930 |
|
|
} catch (NullPointerException success) {} |
931 |
jsr166 |
1.6 |
latch.countDown(); |
932 |
dl |
1.1 |
} |
933 |
|
|
} |
934 |
|
|
|
935 |
|
|
/** |
936 |
|
|
* invokeAny(c) throws ExecutionException if no task completes |
937 |
|
|
*/ |
938 |
jsr166 |
1.6 |
public void testInvokeAny4() throws Exception { |
939 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
940 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
941 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
942 |
|
|
l.add(new NPETask()); |
943 |
|
|
try { |
944 |
|
|
e.invokeAny(l); |
945 |
|
|
shouldThrow(); |
946 |
|
|
} catch (ExecutionException success) { |
947 |
|
|
assertTrue(success.getCause() instanceof NullPointerException); |
948 |
|
|
} |
949 |
dl |
1.1 |
} |
950 |
|
|
} |
951 |
|
|
|
952 |
|
|
/** |
953 |
|
|
* invokeAny(c) returns result of some task |
954 |
|
|
*/ |
955 |
jsr166 |
1.6 |
public void testInvokeAny5() throws Exception { |
956 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
957 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
958 |
jsr166 |
1.11 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
959 |
dl |
1.1 |
l.add(new StringTask()); |
960 |
|
|
l.add(new StringTask()); |
961 |
|
|
String result = e.invokeAny(l); |
962 |
|
|
assertSame(TEST_STRING, result); |
963 |
|
|
} |
964 |
|
|
} |
965 |
|
|
|
966 |
|
|
/** |
967 |
|
|
* invokeAll(null) throws NPE |
968 |
|
|
*/ |
969 |
jsr166 |
1.6 |
public void testInvokeAll1() throws Exception { |
970 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
971 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
972 |
|
|
try { |
973 |
|
|
e.invokeAll(null); |
974 |
|
|
shouldThrow(); |
975 |
|
|
} catch (NullPointerException success) {} |
976 |
dl |
1.1 |
} |
977 |
|
|
} |
978 |
|
|
|
979 |
|
|
/** |
980 |
|
|
* invokeAll(empty collection) returns empty collection |
981 |
|
|
*/ |
982 |
jsr166 |
1.6 |
public void testInvokeAll2() throws Exception { |
983 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
984 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
985 |
dl |
1.1 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
986 |
|
|
assertTrue(r.isEmpty()); |
987 |
|
|
} |
988 |
|
|
} |
989 |
|
|
|
990 |
|
|
/** |
991 |
|
|
* invokeAll(c) throws NPE if c has null elements |
992 |
|
|
*/ |
993 |
jsr166 |
1.6 |
public void testInvokeAll3() throws Exception { |
994 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
995 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
996 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
997 |
|
|
l.add(new StringTask()); |
998 |
|
|
l.add(null); |
999 |
|
|
try { |
1000 |
|
|
e.invokeAll(l); |
1001 |
|
|
shouldThrow(); |
1002 |
|
|
} catch (NullPointerException success) {} |
1003 |
dl |
1.1 |
} |
1004 |
|
|
} |
1005 |
|
|
|
1006 |
|
|
/** |
1007 |
|
|
* get of invokeAll(c) throws exception on failed task |
1008 |
|
|
*/ |
1009 |
jsr166 |
1.6 |
public void testInvokeAll4() throws Exception { |
1010 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1011 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1012 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1013 |
|
|
l.add(new NPETask()); |
1014 |
|
|
List<Future<String>> futures = e.invokeAll(l); |
1015 |
|
|
assertEquals(1, futures.size()); |
1016 |
|
|
try { |
1017 |
|
|
futures.get(0).get(); |
1018 |
|
|
shouldThrow(); |
1019 |
|
|
} catch (ExecutionException success) { |
1020 |
|
|
assertTrue(success.getCause() instanceof NullPointerException); |
1021 |
|
|
} |
1022 |
dl |
1.1 |
} |
1023 |
|
|
} |
1024 |
|
|
|
1025 |
|
|
/** |
1026 |
|
|
* invokeAll(c) returns results of all completed tasks |
1027 |
|
|
*/ |
1028 |
jsr166 |
1.6 |
public void testInvokeAll5() throws Exception { |
1029 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1030 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1031 |
jsr166 |
1.11 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1032 |
dl |
1.1 |
l.add(new StringTask()); |
1033 |
|
|
l.add(new StringTask()); |
1034 |
jsr166 |
1.11 |
List<Future<String>> futures = e.invokeAll(l); |
1035 |
|
|
assertEquals(2, futures.size()); |
1036 |
|
|
for (Future<String> future : futures) |
1037 |
jsr166 |
1.6 |
assertSame(TEST_STRING, future.get()); |
1038 |
dl |
1.1 |
} |
1039 |
|
|
} |
1040 |
|
|
|
1041 |
|
|
/** |
1042 |
|
|
* timed invokeAny(null) throws NPE |
1043 |
|
|
*/ |
1044 |
jsr166 |
1.6 |
public void testTimedInvokeAny1() throws Exception { |
1045 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1046 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1047 |
|
|
try { |
1048 |
|
|
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1049 |
|
|
shouldThrow(); |
1050 |
|
|
} catch (NullPointerException success) {} |
1051 |
dl |
1.1 |
} |
1052 |
|
|
} |
1053 |
|
|
|
1054 |
|
|
/** |
1055 |
|
|
* timed invokeAny(,,null) throws NPE |
1056 |
|
|
*/ |
1057 |
jsr166 |
1.6 |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
1058 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1059 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1060 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1061 |
|
|
l.add(new StringTask()); |
1062 |
|
|
try { |
1063 |
|
|
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1064 |
|
|
shouldThrow(); |
1065 |
|
|
} catch (NullPointerException success) {} |
1066 |
dl |
1.1 |
} |
1067 |
|
|
} |
1068 |
|
|
|
1069 |
|
|
/** |
1070 |
|
|
* timed invokeAny(empty collection) throws IAE |
1071 |
|
|
*/ |
1072 |
jsr166 |
1.6 |
public void testTimedInvokeAny2() throws Exception { |
1073 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1074 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1075 |
|
|
try { |
1076 |
|
|
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1077 |
|
|
shouldThrow(); |
1078 |
|
|
} catch (IllegalArgumentException success) {} |
1079 |
dl |
1.1 |
} |
1080 |
|
|
} |
1081 |
|
|
|
1082 |
|
|
/** |
1083 |
|
|
* timed invokeAny(c) throws NPE if c has null elements |
1084 |
|
|
*/ |
1085 |
jsr166 |
1.6 |
public void testTimedInvokeAny3() throws Exception { |
1086 |
jsr166 |
1.11 |
CountDownLatch latch = new CountDownLatch(1); |
1087 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1088 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1089 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1090 |
|
|
l.add(latchAwaitingStringTask(latch)); |
1091 |
|
|
l.add(null); |
1092 |
|
|
try { |
1093 |
|
|
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1094 |
|
|
shouldThrow(); |
1095 |
|
|
} catch (NullPointerException success) {} |
1096 |
jsr166 |
1.6 |
latch.countDown(); |
1097 |
dl |
1.1 |
} |
1098 |
|
|
} |
1099 |
|
|
|
1100 |
|
|
/** |
1101 |
|
|
* timed invokeAny(c) throws ExecutionException if no task completes |
1102 |
|
|
*/ |
1103 |
jsr166 |
1.6 |
public void testTimedInvokeAny4() throws Exception { |
1104 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1105 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1106 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1107 |
|
|
l.add(new NPETask()); |
1108 |
|
|
try { |
1109 |
|
|
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1110 |
|
|
shouldThrow(); |
1111 |
|
|
} catch (ExecutionException success) { |
1112 |
|
|
assertTrue(success.getCause() instanceof NullPointerException); |
1113 |
|
|
} |
1114 |
dl |
1.1 |
} |
1115 |
|
|
} |
1116 |
|
|
|
1117 |
|
|
/** |
1118 |
|
|
* timed invokeAny(c) returns result of some task |
1119 |
|
|
*/ |
1120 |
jsr166 |
1.6 |
public void testTimedInvokeAny5() throws Exception { |
1121 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1122 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1123 |
jsr166 |
1.11 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1124 |
dl |
1.1 |
l.add(new StringTask()); |
1125 |
|
|
l.add(new StringTask()); |
1126 |
jsr166 |
1.6 |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1127 |
dl |
1.1 |
assertSame(TEST_STRING, result); |
1128 |
|
|
} |
1129 |
|
|
} |
1130 |
|
|
|
1131 |
|
|
/** |
1132 |
|
|
* timed invokeAll(null) throws NPE |
1133 |
|
|
*/ |
1134 |
jsr166 |
1.6 |
public void testTimedInvokeAll1() throws Exception { |
1135 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1136 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1137 |
|
|
try { |
1138 |
|
|
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1139 |
|
|
shouldThrow(); |
1140 |
|
|
} catch (NullPointerException success) {} |
1141 |
dl |
1.1 |
} |
1142 |
|
|
} |
1143 |
|
|
|
1144 |
|
|
/** |
1145 |
|
|
* timed invokeAll(,,null) throws NPE |
1146 |
|
|
*/ |
1147 |
jsr166 |
1.6 |
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1148 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1149 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1150 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1151 |
|
|
l.add(new StringTask()); |
1152 |
|
|
try { |
1153 |
|
|
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1154 |
|
|
shouldThrow(); |
1155 |
|
|
} catch (NullPointerException success) {} |
1156 |
dl |
1.1 |
} |
1157 |
|
|
} |
1158 |
|
|
|
1159 |
|
|
/** |
1160 |
|
|
* timed invokeAll(empty collection) returns empty collection |
1161 |
|
|
*/ |
1162 |
jsr166 |
1.6 |
public void testTimedInvokeAll2() throws Exception { |
1163 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1164 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1165 |
jsr166 |
1.6 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1166 |
dl |
1.1 |
assertTrue(r.isEmpty()); |
1167 |
|
|
} |
1168 |
|
|
} |
1169 |
|
|
|
1170 |
|
|
/** |
1171 |
|
|
* timed invokeAll(c) throws NPE if c has null elements |
1172 |
|
|
*/ |
1173 |
jsr166 |
1.6 |
public void testTimedInvokeAll3() throws Exception { |
1174 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1175 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1176 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1177 |
|
|
l.add(new StringTask()); |
1178 |
|
|
l.add(null); |
1179 |
|
|
try { |
1180 |
|
|
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1181 |
|
|
shouldThrow(); |
1182 |
|
|
} catch (NullPointerException success) {} |
1183 |
dl |
1.1 |
} |
1184 |
|
|
} |
1185 |
|
|
|
1186 |
|
|
/** |
1187 |
|
|
* get of element of invokeAll(c) throws exception on failed task |
1188 |
|
|
*/ |
1189 |
jsr166 |
1.6 |
public void testTimedInvokeAll4() throws Exception { |
1190 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1191 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1192 |
|
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1193 |
|
|
l.add(new NPETask()); |
1194 |
|
|
List<Future<String>> futures = |
1195 |
|
|
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1196 |
|
|
assertEquals(1, futures.size()); |
1197 |
|
|
try { |
1198 |
|
|
futures.get(0).get(); |
1199 |
|
|
shouldThrow(); |
1200 |
|
|
} catch (ExecutionException success) { |
1201 |
|
|
assertTrue(success.getCause() instanceof NullPointerException); |
1202 |
|
|
} |
1203 |
dl |
1.1 |
} |
1204 |
|
|
} |
1205 |
|
|
|
1206 |
|
|
/** |
1207 |
|
|
* timed invokeAll(c) returns results of all completed tasks |
1208 |
|
|
*/ |
1209 |
jsr166 |
1.6 |
public void testTimedInvokeAll5() throws Exception { |
1210 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1211 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1212 |
jsr166 |
1.11 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1213 |
dl |
1.1 |
l.add(new StringTask()); |
1214 |
|
|
l.add(new StringTask()); |
1215 |
jsr166 |
1.11 |
List<Future<String>> futures = |
1216 |
jsr166 |
1.43 |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1217 |
jsr166 |
1.11 |
assertEquals(2, futures.size()); |
1218 |
|
|
for (Future<String> future : futures) |
1219 |
jsr166 |
1.6 |
assertSame(TEST_STRING, future.get()); |
1220 |
dl |
1.1 |
} |
1221 |
|
|
} |
1222 |
|
|
|
1223 |
|
|
/** |
1224 |
|
|
* timed invokeAll(c) cancels tasks not completed by timeout |
1225 |
|
|
*/ |
1226 |
jsr166 |
1.6 |
public void testTimedInvokeAll6() throws Exception { |
1227 |
jsr166 |
1.46 |
final ExecutorService e = new CustomExecutor(2); |
1228 |
|
|
try (PoolCleaner cleaner = cleaner(e)) { |
1229 |
jsr166 |
1.36 |
for (long timeout = timeoutMillis();;) { |
1230 |
|
|
List<Callable<String>> tasks = new ArrayList<>(); |
1231 |
|
|
tasks.add(new StringTask("0")); |
1232 |
|
|
tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING)); |
1233 |
|
|
tasks.add(new StringTask("2")); |
1234 |
|
|
long startTime = System.nanoTime(); |
1235 |
|
|
List<Future<String>> futures = |
1236 |
|
|
e.invokeAll(tasks, timeout, MILLISECONDS); |
1237 |
|
|
assertEquals(tasks.size(), futures.size()); |
1238 |
|
|
assertTrue(millisElapsedSince(startTime) >= timeout); |
1239 |
|
|
for (Future future : futures) |
1240 |
|
|
assertTrue(future.isDone()); |
1241 |
|
|
assertTrue(futures.get(1).isCancelled()); |
1242 |
|
|
try { |
1243 |
|
|
assertEquals("0", futures.get(0).get()); |
1244 |
|
|
assertEquals("2", futures.get(2).get()); |
1245 |
|
|
break; |
1246 |
|
|
} catch (CancellationException retryWithLongerTimeout) { |
1247 |
|
|
timeout *= 2; |
1248 |
|
|
if (timeout >= LONG_DELAY_MS / 2) |
1249 |
|
|
fail("expected exactly one task to be cancelled"); |
1250 |
|
|
} |
1251 |
|
|
} |
1252 |
dl |
1.1 |
} |
1253 |
|
|
} |
1254 |
|
|
|
1255 |
|
|
} |