Here you can find the source of hash(int h, boolean v)
public static int hash(int h, boolean v)
//package com.java2s; /*//from www . ja v a 2 s . c o m // Licensed to Julian Hyde under one or more contributor license // agreements. See the NOTICE file distributed with this work for // additional information regarding copyright ownership. // // Julian Hyde 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. */ public class Main { public static int hash(int h, boolean v) { return h * 37 + (v ? 2 : 1); } public static int hash(int h, byte v) { return h * 37 + v; } public static int hash(int h, char v) { return h * 37 + v; } public static int hash(int h, short v) { return h * 37 + v; } public static int hash(int h, int v) { return h * 37 + v; } public static int hash(int h, long v) { return h * 37 + (int) (v ^ (v >>> 32)); } public static int hash(int h, float v) { return hash(h, Float.floatToIntBits(v)); } public static int hash(int h, double v) { return hash(h, Double.doubleToLongBits(v)); } public static int hash(int h, Object v) { return h * 37 + (v == null ? 1 : v.hashCode()); } }