jvanzyl 02/02/12 13:30:25 Added: src/tdk/task/org/apache/tdk StringUtil.java Log: - adding the little string lib Revision Changes Path 1.1 jakarta-turbine-tdk/src/tdk/task/org/apache/tdk/StringUtil.java Index: StringUtil.java =================================================================== package org.apache.tdk.task; /* * The Apache Software License, Version 1.1 * * Copyright (c) 2001-2002 The Apache Software Foundation. All rights * reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. The end-user documentation included with the redistribution, if * any, must include the following acknowlegement: * "This product includes software developed by the * Apache Software Foundation (http://www.apache.org/)." * Alternately, this acknowlegement may appear in the software itself, * if and wherever such third-party acknowlegements normally appear. * * 4. The names "The Jakarta Project", "Ant", and "Apache Software * Foundation" must not be used to endorse or promote products derived * from this software without prior written permission. For written * permission, please contact [EMAIL PROTECTED] * * 5. Products derived from this software may not be called "Apache" * nor may "Apache" appear in their names without prior written * permission of the Apache Group. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. */ import java.util.StringTokenizer; public class StringUtil { /** * Splits the provided text into a list, based on a given * separator. * * @param text Textual list to parse. * @param separator The separator character. * @param max The maximum number of elements to include in the * list. A value of <code>-1</code> implies no limit. * @return The list of values. */ public static String[] split(String text, String separator, int max) { StringTokenizer tok = new StringTokenizer(text, separator); int listSize = tok.countTokens(); if (max != -1 && listSize > max) { listSize = max; } String[] list = new String[listSize]; int i = 0; while (tok.hasMoreTokens()) { if (max != -1 && i == listSize - 1) { // In the situation where we hit the max yet have // tokens left over in our input, the last list // element gets all remaining text. StringBuffer buf = new StringBuffer ((int) 1.2 * text.length() * (listSize - i) / listSize); while (tok.hasMoreTokens()) { buf.append(tok.nextToken()); if (tok.hasMoreTokens()) { buf.append(separator); } } list[i] = buf.toString(); break; } else { list[i] = tok.nextToken(); } i++; } return list; } }
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