org.apache.kafka.common.utils.PrimitiveRef Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.kafka.common.utils;
/**
* Primitive reference used to pass primitive typed values as parameter-by-reference.
*
* This is cheaper than using Atomic references.
*/
public class PrimitiveRef {
public static IntRef ofInt(int value) {
return new IntRef(value);
}
public static LongRef ofLong(long value) {
return new LongRef(value);
}
public static class IntRef {
public int value;
IntRef(int value) {
this.value = value;
}
@Override
public String toString() {
return "IntRef(" + value + ")";
}
}
public static class LongRef {
public long value;
LongRef(long value) {
this.value = value;
}
@Override
public String toString() {
return "LongRef(" + value + ")";
}
}
}