Here you can find the source of unsignedChar(int val)
public static int unsignedChar(int val)
//package com.java2s; /**/*from www .ja v a2 s .c o m*/ * Copyright 2013 Dan Oprescu * * 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 { public static int unsignedChar(int val) { return Math.min(Math.max(val, 0), 255); } public static int unsignedChar(double val) { return unsignedChar((int) val); } }