1
19
20 package com.liferay.portlet.wiki.action;
21
22 import com.liferay.portal.kernel.servlet.SessionErrors;
23 import com.liferay.portal.security.auth.PrincipalException;
24 import com.liferay.portal.struts.PortletAction;
25 import com.liferay.portlet.wiki.NoSuchNodeException;
26 import com.liferay.portlet.wiki.model.WikiNode;
27
28 import javax.portlet.PortletConfig;
29 import javax.portlet.RenderRequest;
30 import javax.portlet.RenderResponse;
31
32 import org.apache.struts.action.ActionForm;
33 import org.apache.struts.action.ActionForward;
34 import org.apache.struts.action.ActionMapping;
35
36
42 public class ViewNodeAction extends PortletAction {
43
44 public ActionForward render(
45 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
46 RenderRequest renderRequest, RenderResponse renderResponse)
47 throws Exception {
48
49 try {
50 WikiNode node = ActionUtil.getNode(renderRequest);
51
52 if (node == null) {
53 ActionUtil.getFirstVisibleNode(renderRequest);
54 }
55 }
56 catch (Exception e) {
57 if (e instanceof NoSuchNodeException ||
58 e instanceof PrincipalException) {
59
60 SessionErrors.add(renderRequest, e.getClass().getName());
61
62 return mapping.findForward("portlet.wiki.error");
63 }
64 else {
65 throw e;
66 }
67 }
68
69 return mapping.findForward(
70 getForward(renderRequest, "portlet.wiki.view_node"));
71 }
72
73 }