Here you can find the source of isWindowsFileSep()
public static boolean isWindowsFileSep()
//package com.java2s; /**/*from ww w. ja va2 s . c o m*/ * This class holds various utility methods. * * @author Yanick Duchesne * <dl> * <dt><b>Copyright: </b> * <dd>Copyright © 2002-2007 <a * href="http://www.sapia-oss.org">Sapia Open Source Software </a>. All * Rights Reserved.</dd> * </dt> * <dt><b>License: </b> * <dd>Read the license.txt file of the jar or visit the <a * href="http://www.sapia-oss.org/license.html">license page </a> at the * Sapia OSS web site</dd> * </dt> * </dl> */ import java.io.File; public class Main { private static final char WIN_FILE_SEP = '\\'; public static boolean isWindowsFileSep() { return File.separatorChar == WIN_FILE_SEP; } }