com.hazelcast.internal.partition.impl.CheckPartitionReplicaVersionTask Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2018, 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.internal.partition.impl;
import com.hazelcast.core.ExecutionCallback;
import com.hazelcast.internal.partition.InternalPartition;
import com.hazelcast.nio.Address;
import com.hazelcast.spi.ServiceNamespace;
import com.hazelcast.spi.impl.NodeEngineImpl;
import java.util.Collection;
import static com.hazelcast.util.Preconditions.checkNotNull;
// runs on the partition owner
final class CheckPartitionReplicaVersionTask extends AbstractPartitionPrimaryReplicaAntiEntropyTask {
private final int replicaIndex;
private final ExecutionCallback callback;
CheckPartitionReplicaVersionTask(NodeEngineImpl nodeEngine, int partitionId, int replicaIndex, ExecutionCallback callback) {
super(nodeEngine, partitionId);
if (replicaIndex < 1 || replicaIndex > InternalPartition.MAX_BACKUP_COUNT) {
throw new IllegalArgumentException("Replica index should be in range [1-"
+ InternalPartition.MAX_BACKUP_COUNT + "]");
}
this.replicaIndex = replicaIndex;
checkNotNull(callback);
this.callback = callback;
}
@Override
public void run() {
InternalPartition partition = partitionService.getPartition(partitionId);
if (!partition.isLocal() || partition.isMigrating()) {
callback.onResponse(false);
return;
}
Collection namespaces = retainAndGetNamespaces();
Address target = partition.getReplicaAddress(replicaIndex);
if (target == null) {
callback.onResponse(false);
return;
}
invokePartitionBackupReplicaAntiEntropyOp(replicaIndex, target, namespaces, callback);
}
}