| |
| /* |
| * 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.sling.reseditor; |
| |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Set; |
| |
| import javax.servlet.Servlet; |
| import javax.servlet.ServletException; |
| |
| import org.apache.commons.lang.StringEscapeUtils; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Properties; |
| import org.apache.felix.scr.annotations.Property; |
| import org.apache.felix.scr.annotations.Service; |
| import org.apache.sling.api.SlingHttpServletRequest; |
| import org.apache.sling.api.SlingHttpServletResponse; |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.servlets.SlingSafeMethodsServlet; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Streams the content of the property specified by the request parameter |
| * 'property' to the response of the request. |
| */ |
| @Component |
| @Service(Servlet.class) |
| @Properties({ |
| @Property(name = "service.description", value = "List the Resource Types available in the repository."), |
| @Property(name = "service.vendor", value = "The Apache Software Foundation"), |
| @Property(name = "sling.servlet.extensions", value = "json"), |
| @Property(name = "sling.servlet.resourceTypes", value = "sling/resource-editor/resource-type-list") |
| |
| }) |
| public class ResourceTypeList extends SlingSafeMethodsServlet { |
| |
| private static final long serialVersionUID = -1L; |
| |
| /** default log */ |
| private final Logger log = LoggerFactory |
| .getLogger(ResourceTypeList.class); |
| |
| @Override |
| protected void doGet(SlingHttpServletRequest request, |
| SlingHttpServletResponse response) throws ServletException, |
| IOException { |
| response.setContentType("application/json"); |
| PrintWriter responseWriter = null; |
| Set<String> resourceTypes = new HashSet<String>(); |
| try { |
| Iterator<Resource> resources = request.getResourceResolver().findResources("//*[@sling:resourceType]", "xpath"); |
| while (resources.hasNext()) { |
| Resource resource = (Resource) resources.next(); |
| String resourceTypeString = StringEscapeUtils.escapeHtml(resource.getResourceType()); |
| resourceTypeString = "\""+resourceTypeString+"\""; |
| resourceTypes.add(resourceTypeString); |
| } |
| List<String> resourceTypeList = new LinkedList<String>(resourceTypes); |
| Collections.sort(resourceTypeList); |
| responseWriter = response.getWriter(); |
| responseWriter.write(resourceTypeList.toString()); |
| } finally { |
| responseWriter.close(); |
| } |
| |
| } |
| } |