com.hazelcast.cache.impl.CacheKeyIteratorResult Maven / Gradle / Ivy
/*
* 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.cache.impl;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* Result of the {@link com.hazelcast.cache.impl.operation.CacheKeyIteratorOperation }
*/
public class CacheKeyIteratorResult
implements IdentifiedDataSerializable {
private int tableIndex;
private List keys;
public CacheKeyIteratorResult() {
}
public CacheKeyIteratorResult(List keys, int tableIndex) {
this.keys = keys;
this.tableIndex = tableIndex;
}
public int getTableIndex() {
return tableIndex;
}
public List getKeys() {
return keys;
}
@Override
public int getFactoryId() {
return CacheDataSerializerHook.F_ID;
}
@Override
public int getId() {
return CacheDataSerializerHook.KEY_ITERATION_RESULT;
}
@Override
public void writeData(ObjectDataOutput out)
throws IOException {
out.writeInt(tableIndex);
int size = keys.size();
out.writeInt(size);
for (Data o : keys) {
o.writeData(out);
}
}
@Override
public void readData(ObjectDataInput in)
throws IOException {
tableIndex = in.readInt();
int size = in.readInt();
keys = new ArrayList(size);
for (int i = 0; i < size; i++) {
Data data = new Data();
data.readData(in);
keys.add(data);
}
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("CacheKeyIteratorResult{");
sb.append(", tableIndex=").append(tableIndex);
sb.append('}');
return sb.toString();
}
public int getCount() {
return keys != null ? keys.size() : 0;
}
public Data getKey(int index) {
return keys != null ? keys.get(index) : null;
}
}