01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * furnished to do so, subject to the following conditions:
10: *
11: * The above copyright notice and this permission notice shall be included in
12: * all copies or substantial portions of the Software.
13: *
14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19: * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20: * SOFTWARE.
21: */package com.liferay.portlet.workflow.action;
22:
23: import com.liferay.portal.kernel.util.Constants;
24: import com.liferay.portal.kernel.util.ParamUtil;
25: import com.liferay.portal.security.auth.PrincipalException;
26: import com.liferay.portal.struts.PortletAction;
27: import com.liferay.portlet.workflow.service.WorkflowTaskServiceUtil;
28: import com.liferay.util.servlet.SessionErrors;
29:
30: import java.util.Map;
31:
32: import javax.portlet.ActionRequest;
33: import javax.portlet.ActionResponse;
34: import javax.portlet.PortletConfig;
35: import javax.portlet.RenderRequest;
36: import javax.portlet.RenderResponse;
37:
38: import org.apache.struts.action.ActionForm;
39: import org.apache.struts.action.ActionForward;
40: import org.apache.struts.action.ActionMapping;
41:
42: /**
43: * <a href="EditTaskAction.java.html"><b><i>View Source</i></b></a>
44: *
45: * @author Brian Wing Shun Chan
46: *
47: */
48: public class EditTaskAction extends PortletAction {
49:
50: public void processAction(ActionMapping mapping, ActionForm form,
51: PortletConfig config, ActionRequest req, ActionResponse res)
52: throws Exception {
53:
54: String cmd = ParamUtil.getString(req, "taskCmd");
55:
56: try {
57: if (cmd.equals(Constants.UPDATE)) {
58: Map errors = updateTask(req);
59:
60: if (errors.size() > 0) {
61: SessionErrors.add(req, EditTaskAction.class
62: .getName(), errors);
63:
64: setForward(req, "portlet.workflow.edit_task");
65:
66: return;
67: }
68: }
69:
70: sendRedirect(req, res);
71: } catch (Exception e) {
72: if (e instanceof PrincipalException) {
73: SessionErrors.add(req, e.getClass().getName());
74:
75: setForward(req, "portlet.workflow.error");
76: } else {
77: throw e;
78: }
79: }
80: }
81:
82: public ActionForward render(ActionMapping mapping, ActionForm form,
83: PortletConfig config, RenderRequest req, RenderResponse res)
84: throws Exception {
85:
86: return mapping.findForward(getForward(req,
87: "portlet.workflow.edit_task"));
88: }
89:
90: protected Map updateTask(ActionRequest req) throws Exception {
91: long taskId = ParamUtil.getLong(req, "taskId");
92:
93: String transition = ParamUtil.getString(req, "taskTransition");
94:
95: return WorkflowTaskServiceUtil.updateTask(taskId, transition,
96: req.getParameterMap());
97: }
98:
99: }
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