/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.spi.impl.operationservice.impl;
import com.hazelcast.core.ExecutionCallback;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.HazelcastInstanceAware;
import com.hazelcast.core.IMap;
import com.hazelcast.instance.Node;
import com.hazelcast.internal.partition.InternalPartitionService;
import com.hazelcast.map.EntryBackupProcessor;
import com.hazelcast.map.EntryProcessor;
import com.hazelcast.map.impl.MapService;
import com.hazelcast.map.impl.operation.PutOperation;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.impl.NodeEngineImpl;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.util.Map;
import java.util.concurrent.CountDownLatch;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class OperationServiceImpl_asyncInvokeOnPartitionTest extends HazelcastTestSupport {
@Test
public void testAsyncInvocation_SamePartitionThread_DifferentPartition() {
HazelcastInstance instance = createHazelcastInstance();
String name = randomString();
String key = randomString();
IMap<String, String> map = instance.getMap(name);
map.put(key, name);
map.executeOnKey(key, new InvocationEntryProcessor());
assertOpenEventually(InvocationEntryProcessor.latch, 10);
}
public static class InvocationEntryProcessor implements EntryProcessor, HazelcastInstanceAware {
public static final CountDownLatch latch = new CountDownLatch(1);
transient HazelcastInstance instance;
@Override
public Object process(Map.Entry entry) {
Node node = getNode(instance);
NodeEngineImpl nodeEngine = node.nodeEngine;
OperationServiceImpl operationService = (OperationServiceImpl) nodeEngine.getOperationService();
Data sourceKey = nodeEngine.toData(entry.getKey());
Data key = generateKey_FallsToSamePartitionThread_ButDifferentPartition(nodeEngine, sourceKey);
Data val = nodeEngine.toData(randomString());
PutOperation op = new PutOperation((String) entry.getValue(), key, val, -1);
int partitionId = nodeEngine.getPartitionService().getPartitionId(key);
operationService.asyncInvokeOnPartition(MapService.SERVICE_NAME, op, partitionId,
new ExecutionCallback<Object>() {
@Override
public void onResponse(Object response) {
latch.countDown();
}
@Override
public void onFailure(Throwable t) {
}
});
return null;
}
private Data generateKey_FallsToSamePartitionThread_ButDifferentPartition(NodeEngineImpl nodeEngine, Data sourceKey) {
InternalPartitionService partitionService = nodeEngine.getPartitionService();
int sourcePartitionId = partitionService.getPartitionId(sourceKey);
OperationServiceImpl operationService = (OperationServiceImpl) nodeEngine.getOperationService();
int threadCount = operationService.operationExecutor.getPartitionThreadCount();
int sourceThreadId = sourcePartitionId % threadCount;
while (true) {
Data key = nodeEngine.toData(randomString());
int partitionId = partitionService.getPartitionId(key);
int threadId = partitionId % threadCount;
if (sourcePartitionId != partitionId && sourceThreadId == threadId) {
return key;
}
}
}
@Override
public EntryBackupProcessor getBackupProcessor() {
return null;
}
@Override
public void setHazelcastInstance(HazelcastInstance hazelcastInstance) {
instance = hazelcastInstance;
}
}
}