Here you can find the source of isUnix()
true
if the operating system is UNIX like.
public static boolean isUnix()
//package com.java2s; /*/* www. j a v a 2 s . c o m*/ * Copyright 2007 ETH Zuerich, CISD * * 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. */ import java.io.File; public class Main { /** * @return <code>true</code> if the operating system is UNIX like. */ public static boolean isUnix() { return (File.separatorChar == '/'); } }