Here you can find the source of replaceWhitespaces(String inString, String with)
public static String replaceWhitespaces(String inString, String with)
//package com.java2s; /**//from w ww .j a v a 2s . c om * eobjects.org AnalyzerBeans * Copyright (C) 2010 eobjects.org * * This copyrighted material is made available to anyone wishing to use, modify, * copy, or redistribute it subject to the terms and conditions of the GNU * Lesser General Public License, as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License * for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this distribution; if not, write to: * Free Software Foundation, Inc. * 51 Franklin Street, Fifth Floor * Boston, MA 02110-1301 USA */ import java.util.regex.Pattern; public class Main { private static final Pattern WHITESPACE_PATTERN = Pattern.compile("[\\s\\p{Zs}\\p{javaWhitespace}]+"); public static String replaceWhitespaces(String inString, String with) { return WHITESPACE_PATTERN.matcher(inString).replaceAll(with); } }