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19 package examples.bean;
20
21 import javax.servlet.http.HttpServletRequest;
22 import javax.servlet.http.HttpServletResponse;
23
24 import org.apache.struts.action.Action;
25 import org.apache.struts.action.ActionForm;
26 import org.apache.struts.action.ActionForward;
27 import org.apache.struts.action.ActionMapping;
28
29 /***
30 * Perform any tasks and setup any data that
31 * must be prepared before the form is displayed.
32 *
33 * @version $Rev: 421486 $ $Date: 2006-07-12 20:37:08 -0700 (Wed, 12 Jul 2006) $
34 */
35 public class PrepareBeanAction extends Action {
36
37
38
39 /***
40 * Constructor for PrepareBeanAction.
41 */
42 public PrepareBeanAction() {
43 super();
44 }
45
46
47
48 /***
49 * Process the request and return an <code>ActionForward</code> instance
50 * describing where and how control should be forwarded, or
51 * <code>null</code>if the response has already been completed.
52 *
53 * @param mapping The ActionMapping used to select this instance
54 * @param form The optional ActionForm bean for this request (if any)
55 * @param request The HTTP request we are processing
56 * @param response The HTTP response we are creating
57 *
58 * @exception Exception if an exception occurs
59 *
60 * @return the ActionForward to forward control to
61 */
62 public ActionForward execute(
63 ActionMapping mapping,
64 ActionForm form,
65 HttpServletRequest request,
66 HttpServletResponse response)
67 throws Exception {
68
69
70 ExampleBean example = new ExampleBean();
71 example.getList().add("List entry #1");
72 example.getList().add("List entry #2");
73 example.getList().add("List entry #3");
74 example.getList().add("List entry #4");
75
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77 example.setNested(new NestedBean());
78
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80 request.setAttribute("example", example);
81
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83 return mapping.findForward("success");
84 }
85
86 }