KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > taglibs > string > ChompTag


1 /*
2  * Copyright 1999,2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.taglibs.string;
17
18 import javax.servlet.jsp.JspException JavaDoc;
19 import org.apache.commons.lang.StringUtils;
20
21 /**
22  * Remove the last occurence of a specified character,
23  * and everything after it.
24  *
25  * <dl>
26  * <dt>delimiter</dt><dd>
27  * Character to remove after.
28  * Default is a newline character.
29  * </dd>
30  * </dl>
31  *
32  * @author bayard@generationjava.com
33  */
34 public class ChompTag extends StringTagSupport {
35
36     private String JavaDoc delimiter;
37
38     public ChompTag() {
39         super();
40     }
41
42     /**
43      * Get the delimiter property
44      *
45      * @return String property
46      */
47     public String JavaDoc getDelimiter() {
48         return this.delimiter;
49     }
50
51     /**
52      * Set the delimiter property
53      *
54      * @param delimiter String property
55      */
56     public void setDelimiter(String JavaDoc delimiter) {
57         this.delimiter = delimiter;
58     }
59
60     public String JavaDoc changeString(String JavaDoc text) throws JspException JavaDoc {
61         return StringUtils.substringBeforeLast(text, delimiter);
62     }
63
64     public void initAttributes() {
65
66         this.delimiter = "\n";
67
68     }
69
70 }
71
Popular Tags