001/* 002 * Copyright 2002-2012 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.web.portlet.mvc; 018 019import javax.portlet.ActionRequest; 020import javax.portlet.ActionResponse; 021import javax.portlet.PortletException; 022import javax.portlet.RenderRequest; 023import javax.portlet.RenderResponse; 024 025import org.springframework.web.portlet.ModelAndView; 026 027/** 028 * <p>Trivial controller that transforms the PortletMode to a view name. 029 * The advantage here is that the client is not exposed to 030 * the concrete view technology but rather just to the controller URL; 031 * the concrete view will be determined by the ViewResolver.</p> 032 * 033 * <p>Example: PortletMode.VIEW -> "view"</p> 034 * 035 * <p>This controller does not handle action requests.</p> 036 * 037 * @author William G. Thompson, Jr. 038 * @author John A. Lewis 039 * @since 2.0 040 */ 041public class PortletModeNameViewController implements Controller { 042 043 @Override 044 public void handleActionRequest(ActionRequest request, ActionResponse response) throws Exception { 045 throw new PortletException("PortletModeNameViewController does not handle action requests"); 046 } 047 048 @Override 049 public ModelAndView handleRenderRequest(RenderRequest request, RenderResponse response) { 050 return new ModelAndView(request.getPortletMode().toString()); 051 } 052 053}