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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>struts</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 StrutsTei extends TagExtraInfo {
35 /**
36 * Return information about the scripting variables to be created.
37 */
38 public VariableInfo[] getVariableInfo(TagData data) {
39 String type = null;
40
41 if (data.getAttribute("formBean") != null) {
42 type = "org.apache.struts.action.ActionFormBean";
43 } else if (data.getAttribute("forward") != null) {
44 type = "org.apache.struts.action.ActionForward";
45 } else if (data.getAttribute("mapping") != null) {
46 type = "org.apache.struts.action.ActionMapping";
47 } else {
48 type = "java.lang.Object";
49 }
50
51 return new VariableInfo[] {
52 new VariableInfo(data.getAttributeString("id"), type, true,
53 VariableInfo.AT_BEGIN)
54 };
55 }
56 }