Clover coverage report - Ant Coverage
Coverage timestamp: Tue Apr 8 2003 20:43:55 EST
file stats: LOC: 134   Methods: 4
NCLOC: 41   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
StringUtils.java 0% 100% 100% 87.5%
 1   
 /*
 2   
  * The Apache Software License, Version 1.1
 3   
  *
 4   
  * Copyright (c) 2001-2002 The Apache Software Foundation.  All rights
 5   
  * reserved.
 6   
  *
 7   
  * Redistribution and use in source and binary forms, with or without
 8   
  * modification, are permitted provided that the following conditions
 9   
  * are met:
 10   
  *
 11   
  * 1. Redistributions of source code must retain the above copyright
 12   
  *    notice, this list of conditions and the following disclaimer.
 13   
  *
 14   
  * 2. Redistributions in binary form must reproduce the above copyright
 15   
  *    notice, this list of conditions and the following disclaimer in
 16   
  *    the documentation and/or other materials provided with the
 17   
  *    distribution.
 18   
  *
 19   
  * 3. The end-user documentation included with the redistribution, if
 20   
  *    any, must include the following acknowlegement:
 21   
  *       "This product includes software developed by the
 22   
  *        Apache Software Foundation (http://www.apache.org/)."
 23   
  *    Alternately, this acknowlegement may appear in the software itself,
 24   
  *    if and wherever such third-party acknowlegements normally appear.
 25   
  *
 26   
  * 4. The names "Ant" and "Apache Software
 27   
  *    Foundation" must not be used to endorse or promote products derived
 28   
  *    from this software without prior written permission. For written
 29   
  *    permission, please contact apache@apache.org.
 30   
  *
 31   
  * 5. Products derived from this software may not be called "Apache"
 32   
  *    nor may "Apache" appear in their names without prior written
 33   
  *    permission of the Apache Group.
 34   
  *
 35   
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 36   
  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 37   
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 38   
  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 39   
  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 40   
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 41   
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 42   
  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 43   
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 44   
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 45   
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 46   
  * SUCH DAMAGE.
 47   
  * ====================================================================
 48   
  *
 49   
  * This software consists of voluntary contributions made by many
 50   
  * individuals on behalf of the Apache Software Foundation.  For more
 51   
  * information on the Apache Software Foundation, please see
 52   
  * <http://www.apache.org/>.
 53   
  */
 54   
 package org.apache.tools.ant.util;
 55   
 
 56   
 import java.io.PrintWriter;
 57   
 import java.io.StringWriter;
 58   
 import java.util.Vector;
 59   
 
 60   
 /**
 61   
  * A set of helper methods related to string manipulation.
 62   
  *
 63   
  * @author <a href="mailto:sbailliez@apache.org">Stephane Bailliez</a>
 64   
  */
 65   
 public final class StringUtils {
 66   
 
 67   
     /** the line separator for this OS */
 68   
     public static final String LINE_SEP = System.getProperty("line.separator");
 69   
 
 70   
     /**
 71   
      * Splits up a string into a list of lines. It is equivalent
 72   
      * to <tt>split(data, '\n')</tt>.
 73   
      * @param data the string to split up into lines.
 74   
      * @return the list of lines available in the string.
 75   
      */
 76  1
     public static Vector lineSplit(String data){
 77  1
         return split(data, '\n');
 78   
     }
 79   
 
 80   
     /**
 81   
      * Splits up a string where elements are separated by a specific
 82   
      * character and return all elements.
 83   
      * @param data the string to split up.
 84   
      * @param ch the separator character.
 85   
      * @return the list of elements.
 86   
      */
 87  4
     public static Vector split(String data, int ch){
 88  4
         Vector elems = new Vector();
 89  4
         int pos = -1;
 90  4
         int i = 0;
 91  ?
         while ((pos = data.indexOf(ch, i)) != -1){
 92  9
             String elem = data.substring(i, pos);
 93  9
             elems.addElement(elem);
 94  9
             i = pos + 1;
 95   
         }
 96  4
         elems.addElement(data.substring(i));
 97  4
         return elems;
 98   
     }
 99   
 
 100   
     /**
 101   
      * Replace occurrences into a string.
 102   
      * @param data the string to replace occurrences into
 103   
      * @param from the occurrence to replace.
 104   
      * @param to the occurrence to be used as a replacement.
 105   
      * @return the new string with replaced occurrences.
 106   
      */
 107  1
     public static String replace(String data, String from, String to){
 108  1
         StringBuffer buf = new StringBuffer(data.length());
 109  1
         int pos = -1;
 110  1
         int i = 0;
 111  ?
         while ((pos = data.indexOf(from, i)) != -1){
 112  4
             buf.append(data.substring(i, pos)).append(to);
 113  4
             i = pos + from.length();
 114   
         }
 115  1
         buf.append(data.substring(i));
 116  1
         return buf.toString();
 117   
     }
 118   
 
 119   
     /**
 120   
      * Convenient method to retrieve the full stacktrace from a given exception.
 121   
      * @param t the exception to get the stacktrace from.
 122   
      * @return the stacktrace from the given exception.
 123   
      */
 124  8
     public static String getStackTrace(Throwable t) {
 125  8
         StringWriter sw = new StringWriter();
 126  8
         PrintWriter pw = new PrintWriter(sw, true);
 127  8
         t.printStackTrace(pw);
 128  8
         pw.flush();
 129  8
         pw.close();
 130  8
         return sw.toString();
 131   
     }
 132   
 
 133   
 }
 134