/*
* Copyright (c) 2008-2013, 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.operation;
import com.hazelcast.map.MapEntrySet;
import com.hazelcast.map.RecordStore;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.PartitionAwareOperation;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
public class GetAllOperation extends AbstractMapOperation implements PartitionAwareOperation {
Set<Data> keys = new HashSet<Data>();
MapEntrySet entrySet;
public GetAllOperation(String name, Set<Data> keys) {
super(name);
this.keys = keys;
}
public GetAllOperation() {
}
public void run() {
int partitionId = getPartitionId();
RecordStore recordStore = mapService.getRecordStore(partitionId, name);
Set<Data> partitionKeySet = new HashSet<Data>();
for (Data key : keys) {
if (partitionId == getNodeEngine().getPartitionService().getPartitionId(key)) {
partitionKeySet.add(key);
}
}
entrySet = recordStore.getAll(partitionKeySet);
}
@Override
public Object getResponse() {
return entrySet;
}
@Override
public String toString() {
return "GetAllOperation{" +
'}';
}
@Override
protected void writeInternal(ObjectDataOutput out) throws IOException {
super.writeInternal(out);
if (keys == null) {
out.writeInt(-1);
} else {
out.writeInt(keys.size());
for (Data key : keys) {
key.writeData(out);
}
}
}
@Override
protected void readInternal(ObjectDataInput in) throws IOException {
super.readInternal(in);
int size = in.readInt();
if (size > -1) {
for (int i = 0; i < size; i++) {
Data data = new Data();
data.readData(in);
keys.add(data);
}
}
}
}