com.hazelcast.map.impl.operation.PutAllPartitionAwareOperationFactory Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2016, 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.map.impl.operation;
import com.hazelcast.map.impl.MapEntries;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.spi.Operation;
import com.hazelcast.spi.impl.operationservice.impl.operations.PartitionAwareOperationFactory;
import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.io.IOException;
import java.util.Arrays;
import java.util.Map;
/**
* Inserts the {@link MapEntries} for all partitions of a member via locally invoked {@link PutAllOperation}.
*
* Used to reduce the number of remote invocations of an {@link com.hazelcast.core.IMap#putAll(Map)} call.
*/
public class PutAllPartitionAwareOperationFactory extends PartitionAwareOperationFactory {
protected String name;
protected MapEntries[] mapEntries;
@SuppressWarnings("unused")
public PutAllPartitionAwareOperationFactory() {
}
@SuppressFBWarnings("EI_EXPOSE_REP2")
public PutAllPartitionAwareOperationFactory(String name, int[] partitions, MapEntries[] mapEntries) {
this.name = name;
this.partitions = partitions;
this.mapEntries = mapEntries;
}
@Override
public Operation createPartitionOperation(int partitionId) {
for (int i = 0; i < partitions.length; i++) {
if (partitions[i] == partitionId) {
return new PutAllOperation(name, mapEntries[i]);
}
}
throw new IllegalArgumentException("Unknown partitionId " + partitionId + " (" + Arrays.toString(partitions) + ")");
}
@Override
public void writeData(ObjectDataOutput out) throws IOException {
out.writeUTF(name);
out.writeIntArray(partitions);
for (MapEntries entry : mapEntries) {
entry.writeData(out);
}
}
@Override
public void readData(ObjectDataInput in) throws IOException {
name = in.readUTF();
partitions = in.readIntArray();
mapEntries = new MapEntries[partitions.length];
for (int i = 0; i < partitions.length; i++) {
MapEntries entry = new MapEntries();
entry.readData(in);
mapEntries[i] = entry;
}
}
}