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* Licensed to Elasticsearch under one or more contributor
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* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.action.support;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.test.ESTestCase;
import java.util.Objects;
import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
public class AdapterActionFutureTests extends ESTestCase {
public void testInterruption() throws Exception {
final AdapterActionFuture<String, Integer> adapter =
new AdapterActionFuture<String, Integer>() {
@Override
protected String convert(final Integer listenerResponse) {
return Objects.toString(listenerResponse);
}
};
// test all possible methods that can be interrupted
final Runnable runnable = () -> {
final int method = randomIntBetween(0, 4);
switch (method) {
case 0:
adapter.actionGet();
break;
case 1:
adapter.actionGet("30s");
break;
case 2:
adapter.actionGet(30000);
break;
case 3:
adapter.actionGet(TimeValue.timeValueSeconds(30));
break;
case 4:
adapter.actionGet(30, TimeUnit.SECONDS);
break;
default:
throw new AssertionError(method);
}
};
final CyclicBarrier barrier = new CyclicBarrier(2);
final Thread main = Thread.currentThread();
final Thread thread = new Thread(() -> {
try {
barrier.await();
} catch (final BrokenBarrierException | InterruptedException e) {
throw new RuntimeException(e);
}
main.interrupt();
});
thread.start();
final AtomicBoolean interrupted = new AtomicBoolean();
barrier.await();
try {
runnable.run();
} catch (final IllegalStateException e) {
interrupted.set(Thread.interrupted());
}
// we check this here instead of in the catch block to ensure that the catch block executed
assertTrue(interrupted.get());
thread.join();
}
}