001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.struts;
016    
017    import com.liferay.portal.kernel.struts.StrutsPortletAction;
018    import com.liferay.portal.kernel.util.Validator;
019    
020    import javax.portlet.ActionRequest;
021    import javax.portlet.ActionResponse;
022    import javax.portlet.PortletConfig;
023    import javax.portlet.RenderRequest;
024    import javax.portlet.RenderResponse;
025    import javax.portlet.ResourceRequest;
026    import javax.portlet.ResourceResponse;
027    
028    import org.apache.struts.action.ActionForm;
029    import org.apache.struts.action.ActionForward;
030    import org.apache.struts.action.ActionMapping;
031    
032    /**
033     * @author Mika Koivisto
034     */
035    public class PortletActionAdapter extends PortletAction {
036    
037            public PortletActionAdapter(StrutsPortletAction strutsPortletAction) {
038                    _strutsPortletAction = strutsPortletAction;
039            }
040    
041            @Override
042            public void processAction(
043                            ActionMapping actionMapping, ActionForm actionForm,
044                            PortletConfig portletConfig, ActionRequest actionRequest,
045                            ActionResponse actionResponse)
046                    throws Exception {
047    
048                    StrutsPortletAction originalStrutsPortletAction = null;
049    
050                    if (_originalPortletAction != null) {
051                            originalStrutsPortletAction = new StrutsPortletActionAdapter(
052                                    _originalPortletAction, actionMapping, actionForm);
053                    }
054    
055                    _strutsPortletAction.processAction(
056                            originalStrutsPortletAction, portletConfig, actionRequest,
057                            actionResponse);
058            }
059    
060            @Override
061            public ActionForward render(
062                            ActionMapping actionMapping, ActionForm actionForm,
063                            PortletConfig portletConfig, RenderRequest renderRequest,
064                            RenderResponse renderResponse)
065                    throws Exception {
066    
067                    StrutsPortletAction originalStrutsPortletAction = null;
068    
069                    if (_originalPortletAction != null) {
070                            originalStrutsPortletAction = new StrutsPortletActionAdapter(
071                                    _originalPortletAction, actionMapping, actionForm);
072                    }
073    
074                    String forward = _strutsPortletAction.render(
075                            originalStrutsPortletAction, portletConfig, renderRequest,
076                            renderResponse);
077    
078                    if (Validator.isNull(forward)) {
079                            return null;
080                    }
081    
082                    ActionForward actionForward = actionMapping.findForward(forward);
083    
084                    if (actionForward == null) {
085                            actionForward = new ActionForward(forward);
086                    }
087    
088                    return actionForward;
089            }
090    
091            @Override
092            public void serveResource(
093                            ActionMapping actionMapping, ActionForm actionForm,
094                            PortletConfig portletConfig, ResourceRequest resourceRequest,
095                            ResourceResponse resourceResponse)
096                    throws Exception {
097    
098                    StrutsPortletAction originalStrutsPortletAction = null;
099    
100                    if (_originalPortletAction != null) {
101                            originalStrutsPortletAction = new StrutsPortletActionAdapter(
102                                    _originalPortletAction, actionMapping, actionForm);
103                    }
104    
105                    _strutsPortletAction.serveResource(
106                            originalStrutsPortletAction, portletConfig, resourceRequest,
107                            resourceResponse);
108            }
109    
110            public void setOriginalPortletAction(PortletAction portletAction) {
111                    _originalPortletAction = portletAction;
112            }
113    
114            @Override
115            protected boolean isCheckMethodOnProcessAction() {
116                    if (_originalPortletAction != null) {
117                            return _originalPortletAction.isCheckMethodOnProcessAction();
118                    }
119                    else {
120                            return super.isCheckMethodOnProcessAction();
121                    }
122            }
123    
124            private PortletAction _originalPortletAction;
125            private StrutsPortletAction _strutsPortletAction;
126    
127    }