Here you can find the source of combineHashCodesHelper(int hashCode1, int hashCode2)
private static int combineHashCodesHelper(int hashCode1, int hashCode2)
//package com.java2s; /*/*from w w w . j ava 2s . c o m*/ * Copyright 2017 Red Hat, Inc. and/or its affiliates. * * 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. */ public class Main { private static int combineHashCodesHelper(int hashCode1, int hashCode2) { int out = 1500450271;//large prime number out = ~~(~~(hashCode1 * out) + ~~(hashCode2 & out)); out = ~~(hashCode1 ^ out - hashCode2); return ~~(hashCode2 ^ out - hashCode1); } }