| /* |
| * $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.struts2.s1; |
| |
| import java.util.Arrays; |
| import java.util.Iterator; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.struts.Globals; |
| import org.apache.struts.action.Action; |
| import org.apache.struts.action.ActionForm; |
| import org.apache.struts.action.ActionForward; |
| import org.apache.struts.action.ActionMapping; |
| import org.apache.struts.action.ActionMessage; |
| import org.apache.struts.action.ActionMessages; |
| import org.apache.struts2.ServletActionContext; |
| import org.apache.struts2.StrutsException; |
| import org.apache.struts2.dispatcher.DefaultActionSupport; |
| import org.apache.struts2.dispatcher.Dispatcher; |
| |
| import com.opensymphony.xwork2.ActionContext; |
| import com.opensymphony.xwork2.ObjectFactory; |
| import com.opensymphony.xwork2.config.Configuration; |
| import com.opensymphony.xwork2.config.entities.ActionConfig; |
| import com.opensymphony.xwork2.inject.Inject; |
| import com.opensymphony.xwork2.interceptor.ScopedModelDriven; |
| |
| /** |
| * Wraps legacy Struts 1.3 Actions. Supports the following features: |
| * <ul> |
| * <li>ActionForms</li> |
| * <li>ActionForwards that have the same name as a result</li> |
| * <li>ActionMessages stored in the request, converted to Struts 2 messages</li> |
| * <li>Action-level validation flag</li> |
| * </ul> |
| * Still to do: |
| * <ul> |
| * <li>Custom ActionForward instances that don't have an associated result config</li> |
| * <li>setServlet() calls for the Action</li> |
| * <li>Most everything else...</li> |
| * </ul> |
| */ |
| public class Struts1Action extends DefaultActionSupport implements ScopedModelDriven<ActionForm> { |
| |
| private ActionForm actionForm; |
| private String className; |
| private boolean validate; |
| private String scopeKey; |
| private ObjectFactory objectFactory; |
| private Configuration configuration; |
| |
| @Inject |
| public void setObjectFactory(ObjectFactory fac) { |
| this.objectFactory = fac; |
| } |
| |
| @Inject |
| public void setConfiguration(Configuration config) { |
| this.configuration = config; |
| } |
| |
| public String execute() throws Exception { |
| ActionContext ctx = ActionContext.getContext(); |
| ActionConfig actionConfig = ctx.getActionInvocation().getProxy().getConfig(); |
| Action action = null; |
| try { |
| action = (Action) objectFactory.buildBean(className, null); |
| } catch (Exception e) { |
| throw new StrutsException("Unable to create the legacy Struts Action", e, actionConfig); |
| } |
| |
| // We should call setServlet() here, but let's stub that out later |
| |
| Struts1Factory strutsFactory = new Struts1Factory(Dispatcher.getInstance().getConfigurationManager().getConfiguration()); |
| ActionMapping mapping = strutsFactory.createActionMapping(actionConfig); |
| HttpServletRequest request = ServletActionContext.getRequest(); |
| HttpServletResponse response = ServletActionContext.getResponse(); |
| ActionForward forward = action.execute(mapping, actionForm, request, response); |
| |
| ActionMessages messages = (ActionMessages) request.getAttribute(Globals.MESSAGE_KEY); |
| if (messages != null) { |
| for (Iterator i = messages.get(); i.hasNext(); ) { |
| ActionMessage msg = (ActionMessage) i.next(); |
| if (msg.getValues() != null && msg.getValues().length > 0) { |
| addActionMessage(getText(msg.getKey(), Arrays.asList(msg.getValues()))); |
| } else { |
| addActionMessage(getText(msg.getKey())); |
| } |
| } |
| } |
| |
| if (forward instanceof WrapperActionForward || actionConfig.getResults().containsKey(forward.getName())) { |
| return forward.getName(); |
| } else { |
| throw new StrutsException("Unable to handle action forwards that don't have an associated result", actionConfig); |
| } |
| } |
| |
| public void setModel(ActionForm model) { |
| actionForm = model; |
| } |
| |
| public ActionForm getModel() { |
| return actionForm; |
| } |
| |
| /** |
| * @return the validate |
| */ |
| public boolean isValidate() { |
| return validate; |
| } |
| |
| /** |
| * @param validate the validate to set |
| */ |
| public void setValidate(boolean validate) { |
| this.validate = validate; |
| } |
| |
| /** |
| * @param className the className to set |
| */ |
| public void setClassName(String className) { |
| this.className = className; |
| } |
| |
| public String getScopeKey() { |
| return scopeKey; |
| } |
| |
| public void setScopeKey(String key) { |
| this.scopeKey = key; |
| } |
| } |