KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > jsp2 > examples > simpletag > RepeatSimpleTag


1 /*
2 * Copyright 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
17
18 package jsp2.examples.simpletag;
19
20 import javax.servlet.jsp.JspException JavaDoc;
21 import javax.servlet.jsp.tagext.SimpleTagSupport JavaDoc;
22 import java.util.HashMap JavaDoc;
23 import java.io.IOException JavaDoc;
24
25 /**
26  * SimpleTag handler that accepts a num attribute and
27  * invokes its body 'num' times.
28  */
29 public class RepeatSimpleTag extends SimpleTagSupport JavaDoc {
30     private int num;
31
32     public void doTag() throws JspException JavaDoc, IOException JavaDoc {
33         for (int i=0; i<num; i++) {
34             getJspContext().setAttribute("count", String.valueOf( i + 1 ) );
35         getJspBody().invoke(null);
36         }
37     }
38
39     public void setNum(int num) {
40     this.num = num;
41     }
42 }
43
Popular Tags