| WebFormUtil.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portlet.webform.util;
24
25 import com.liferay.portal.kernel.util.StringPool;
26
27 import java.io.BufferedReader;
28 import java.io.IOException;
29 import java.io.StringReader;
30
31 import java.util.ArrayList;
32 import java.util.List;
33
34 /**
35 * <a href="WebFormUtil.java.html"><b><i>View Source</i></b></a>
36 *
37 * @author Daniel Weisser
38 * @author Jorge Ferrer
39 *
40 */
41 public class WebFormUtil {
42
43 public static String[] split(String s) {
44 return split(s, StringPool.COMMA);
45 }
46
47 public static String[] split(String s, String delimiter) {
48 if (s == null || delimiter == null) {
49 return new String[0];
50 }
51
52 s = s.trim();
53
54 if (!s.endsWith(delimiter)) {
55 StringBuffer sb = new StringBuffer();
56
57 sb.append(s);
58 sb.append(delimiter);
59
60 s = sb.toString();
61 }
62
63 if (s.equals(delimiter)) {
64 return new String[0];
65 }
66
67 List<String> nodeValues = new ArrayList<String>();
68
69 if (delimiter.equals("\n") || delimiter.equals("\r")) {
70 try {
71 BufferedReader br = new BufferedReader(new StringReader(s));
72
73 String line = null;
74
75 while ((line = br.readLine()) != null) {
76 nodeValues.add(line);
77 }
78
79 br.close();
80 }
81 catch (IOException ioe) {
82 ioe.printStackTrace();
83 }
84 }
85 else {
86 int offset = 0;
87 int pos = s.indexOf(delimiter, offset);
88
89 while (pos != -1) {
90 nodeValues.add(new String(s.substring(offset, pos)));
91
92 offset = pos + delimiter.length();
93 pos = s.indexOf(delimiter, offset);
94 }
95 }
96
97 return nodeValues.toArray(new String[nodeValues.size()]);
98 }
99
100 }