1 /*
2 * $Id: NestedDefineTei.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.nested.bean;
22
23 import org.apache.struts.taglib.logic.IterateTei;
24
25 import javax.servlet.jsp.tagext.TagData;
26 import javax.servlet.jsp.tagext.VariableInfo;
27
28 /**
29 * NestedDefineTei to make sure that the implied setting of the name property
30 * of a nested tag is properly handed in the casting of the defined object.
31 * Currently goes to String, but for the purposes of most nested objects they
32 * will benefit more from a simple Object casting.
33 *
34 * @version $Rev: 471754 $
35 * @since Struts 1.1
36 */
37 public class NestedDefineTei extends IterateTei {
38 /**
39 * Return information about the scripting variables to be created.
40 */
41 public VariableInfo[] getVariableInfo(TagData data) {
42 // get the type
43 String type = (String) data.getAttribute("type");
44
45 // make it an object if none supplied
46 if (type == null) {
47 type = "java.lang.Object";
48 }
49
50 // return the infor about the deined object
51 VariableInfo[] vinfo = new VariableInfo[1];
52
53 vinfo[0] =
54 new VariableInfo(data.getAttributeString("id"), type, true,
55 VariableInfo.AT_END);
56
57 /* return the results */
58 return vinfo;
59 }
60 }