1 /*
2 * $Id: DefineTei.java 471754 2006-11-06 14:55:09Z husted $
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21 package org.apache.struts.taglib.bean;
22
23 import javax.servlet.jsp.tagext.TagData;
24 import javax.servlet.jsp.tagext.TagExtraInfo;
25 import javax.servlet.jsp.tagext.VariableInfo;
26
27 /**
28 * Implementation of <code>TagExtraInfo</code> for the <b>define</b> tag,
29 * identifying the scripting object(s) to be made visible.
30 *
31 * @version $Rev: 471754 $ $Date: 2004-10-16 12:38:42 -0400 (Sat, 16 Oct 2004)
32 * $
33 */
34 public class DefineTei extends TagExtraInfo {
35 /**
36 * Return information about the scripting variables to be created.
37 */
38 public VariableInfo[] getVariableInfo(TagData data) {
39 String type = (String) data.getAttribute("type");
40 Object name = data.getAttribute("name");
41 Object value = data.getAttribute("value");
42
43 if (type == null) {
44 if ((value != null) || (name == null)) {
45 type = "java.lang.String";
46 } else {
47 type = "java.lang.Object";
48 }
49 }
50
51 return new VariableInfo[] {
52 new VariableInfo(data.getAttributeString("id"), type, true,
53 VariableInfo.AT_END)
54 };
55 }
56 }