| /* |
| * 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.dispatcher.mapper; |
| |
| import com.opensymphony.xwork2.config.ConfigurationManager; |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.struts2.RequestUtils; |
| import org.apache.struts2.util.URLDecoderUtil; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.StringTokenizer; |
| |
| /** |
| * Simple Restfull Action Mapper to support REST application |
| * See docs for more information |
| * https://struts.apache.org/core-developers/restful-action-mapper.html |
| */ |
| public class RestfulActionMapper implements ActionMapper { |
| protected static final Logger LOG = LogManager.getLogger(RestfulActionMapper.class); |
| |
| /* (non-Javadoc) |
| * @see org.apache.struts2.dispatcher.mapper.ActionMapper#getMapping(javax.servlet.http.HttpServletRequest) |
| */ |
| public ActionMapping getMapping(HttpServletRequest request, ConfigurationManager configManager) { |
| String uri = RequestUtils.getServletPath(request); |
| |
| int nextSlash = uri.indexOf('/', 1); |
| if (nextSlash == -1) { |
| return null; |
| } |
| |
| String actionName = uri.substring(1, nextSlash); |
| Map<String, Object> parameters = new HashMap<>(); |
| try { |
| StringTokenizer st = new StringTokenizer(uri.substring(nextSlash), "/"); |
| boolean isNameTok = true; |
| String paramName = null; |
| String paramValue; |
| |
| // check if we have the first parameter name |
| if ((st.countTokens() % 2) != 0) { |
| isNameTok = false; |
| paramName = actionName + "Id"; |
| } |
| |
| while (st.hasMoreTokens()) { |
| if (isNameTok) { |
| paramName = URLDecoderUtil.decode(st.nextToken(), "UTF-8"); |
| isNameTok = false; |
| } else { |
| paramValue = URLDecoderUtil.decode(st.nextToken(), "UTF-8"); |
| |
| if ((paramName != null) && (paramName.length() > 0)) { |
| parameters.put(paramName, paramValue); |
| } |
| |
| isNameTok = true; |
| } |
| } |
| } catch (Exception e) { |
| LOG.warn("Cannot determine url parameters", e); |
| } |
| |
| return new ActionMapping(actionName, "", "", parameters); |
| } |
| |
| public ActionMapping getMappingFromActionName(String actionName) { |
| return new ActionMapping(actionName, null, null, null); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.struts2.dispatcher.mapper.ActionMapper#getUriFromActionMapping(org.apache.struts2.dispatcher.mapper.ActionMapping) |
| */ |
| public String getUriFromActionMapping(ActionMapping mapping) { |
| StringBuilder retVal = new StringBuilder(); |
| retVal.append(mapping.getNamespace()); |
| retVal.append(mapping.getName()); |
| Object value = mapping.getParams().get(mapping.getName() + "Id"); |
| if (value != null) { |
| retVal.append("/"); |
| retVal.append(value); |
| } |
| |
| return retVal.toString(); |
| } |
| } |