com.blazebit.persistence.impl.function.CyclicUnsignedCounter Maven / Gradle / Ivy
/*
* Copyright 2014 - 2020 Blazebit.
*
* 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.blazebit.persistence.impl.function;
/**
* @author Christian Beikov
* @since 1.2.0
*/
public class CyclicUnsignedCounter {
private int value = Integer.MIN_VALUE;
public CyclicUnsignedCounter() {
}
public CyclicUnsignedCounter(int value) {
this.value = value;
}
public int incrementAndGet() {
return value = (value + 1) & Integer.MAX_VALUE;
}
public int getAndIncrement() {
int temp = value;
value = (value + 1) & Integer.MAX_VALUE;
return temp;
}
}