Here you can find the source of between(double value, double min, double max)
public static double between(double value, double min, double max)
//package com.java2s; /**/* w w w . j a va 2 s. co m*/ * Licensed to The Apereo Foundation under one or more contributor license * agreements. See the NOTICE file distributed with this work for additional * information regarding copyright ownership. * * * The Apereo Foundation licenses this file to you under the Educational * Community 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://opensource.org/licenses/ecl2.txt * * 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 double between(double value, double min, double max) { if (min <= value && value <= max) return value; throw new IllegalArgumentException(value + " must be between " + min + " and " + max); } }