| RegexTransformerListener.java |
1 /**
2 * Copyright (c) 2000-2009 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.journal.util;
24
25 import com.liferay.portal.kernel.log.Log;
26 import com.liferay.portal.kernel.log.LogFactoryUtil;
27
28 import java.util.List;
29 import java.util.regex.Matcher;
30 import java.util.regex.Pattern;
31
32 /**
33 * <a href="RegexTransformerListener.java.html"><b><i>View Source</i></b></a>
34 *
35 * @author Brian Wing Shun Chan
36 *
37 */
38 public class RegexTransformerListener extends TransformerListener {
39
40 public String onXml(String s) {
41 if (_log.isDebugEnabled()) {
42 _log.debug("onXml");
43 }
44
45 return s;
46 }
47
48 public String onScript(String s) {
49 if (_log.isDebugEnabled()) {
50 _log.debug("onScript");
51 }
52
53 s = replace(s);
54
55 return s;
56 }
57
58 public String onOutput(String s) {
59 if (_log.isDebugEnabled()) {
60 _log.debug("onOutput");
61 }
62
63 s = replace(s);
64
65 return s;
66 }
67
68 protected String replace(String s) {
69 if (s == null) {
70 return s;
71 }
72
73 List<Pattern> patterns = RegexTransformerUtil.getPatterns();
74 List<String> replacements = RegexTransformerUtil.getReplacements();
75
76 for (int i = 0; i < patterns.size(); i++) {
77 Pattern pattern = patterns.get(i);
78 String replacement = replacements.get(i);
79
80 Matcher matcher = pattern.matcher(s);
81
82 s = matcher.replaceAll(replacement);
83 }
84
85 return s;
86 }
87
88 private static Log _log =
89 LogFactoryUtil.getLog(RegexTransformerListener.class);
90
91 }