Source code: jsp2/examples/simpletag/FindBookSimpleTag.java
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;
21 import javax.servlet.jsp.tagext.SimpleTagSupport;
22 import java.util.HashMap;
23 import jsp2.examples.BookBean;
24
25 /**
26 * SimpleTag handler that pretends to search for a book, and stores
27 * the result in a scoped variable.
28 */
29 public class FindBookSimpleTag extends SimpleTagSupport {
30 private String var;
31
32 private static final String BOOK_TITLE = "The Lord of the Rings";
33 private static final String BOOK_AUTHOR = "J. R. R. Tolkein";
34 private static final String BOOK_ISBN = "0618002251";
35
36 public void doTag() throws JspException {
37 BookBean book = new BookBean( BOOK_TITLE, BOOK_AUTHOR, BOOK_ISBN );
38 getJspContext().setAttribute( this.var, book );
39 }
40
41 public void setVar( String var ) {
42 this.var = var;
43 }
44 }