com.hazelcast.map.impl.record.DataRecordWithStats 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.record;
import com.hazelcast.nio.serialization.Data;
class DataRecordWithStats extends AbstractRecordWithStats {
protected volatile Data value;
DataRecordWithStats() {
super();
}
DataRecordWithStats(Data value) {
super();
this.value = value;
}
/**
* Get record size in bytes.
*/
@Override
public long getCost() {
long cost = super.getCost();
final int objectReferenceInBytes = 4;
// add value size.
cost += objectReferenceInBytes + (value == null ? 0L : value.getHeapCost());
return cost;
}
@Override
public Data getValue() {
return value;
}
@Override
public void setValue(Data o) {
value = o;
}
}