View Javadoc

1   /*
2    * Copyright (c) 2003, Henri Yandell
3    * All rights reserved.
4    * 
5    * Redistribution and use in source and binary forms, with or 
6    * without modification, are permitted provided that the 
7    * following conditions are met:
8    * 
9    * + Redistributions of source code must retain the above copyright notice, 
10   *   this list of conditions and the following disclaimer.
11   * 
12   * + Redistributions in binary form must reproduce the above copyright notice, 
13   *   this list of conditions and the following disclaimer in the documentation 
14   *   and/or other materials provided with the distribution.
15   * 
16   * + Neither the name of Genjava-Core nor the names of its contributors 
17   *   may be used to endorse or promote products derived from this software 
18   *   without specific prior written permission.
19   * 
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
23   * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
30   * POSSIBILITY OF SUCH DAMAGE.
31   */
32  // Utils.java
33  package org.osjava.sj.loader.util;
34  
35  import java.util.ArrayList;
36  
37  /***
38   * The usual Utils class with reusable flotsam
39   */
40  public class Utils {
41  
42      public static String[] split(String str, String delimiter) {
43          ArrayList list = new ArrayList();
44          int idx = 0;
45          while( true ) {
46              idx = str.indexOf( delimiter );
47              if(idx == -1) {
48                  list.add(str);
49                  break;
50              }
51              list.add(str.substring(0, idx));
52              str = str.substring(idx + delimiter.length());
53          }
54          return (String[]) list.toArray( new String[list.size()] );
55      }
56  
57      public static String replace(String str, String repl, String with) {
58          int idx = str.indexOf(repl);
59          if(idx == -1) {
60              return str;
61          }
62          String rest = "";
63          if(str.length() > idx + repl.length()) {
64              rest = replace(str.substring(idx + repl.length()), repl, with);
65          }
66          return str.substring(0, idx) + with + rest;
67      }
68  
69  }