| /* |
| * 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.jaxrs.sample; |
| |
| import java.io.IOException; |
| import java.net.URL; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletRequestWrapper; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.sling.auth.core.AuthenticationSupport; |
| import org.apache.sling.commons.mime.MimeTypeService; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.http.context.ServletContextHelper; |
| import org.osgi.service.http.whiteboard.HttpWhiteboardConstants; |
| |
| /** |
| * Context that registers an HTTP whiteboard for "/test". |
| */ |
| @Component(service = ServletContextHelper.class, property = { |
| HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_NAME + "=" + TestHttpContext.CONTEXT_NAME, |
| HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_PATH + "=" + TestHttpContext.CONTEXT_PATH |
| }) |
| public class TestHttpContext extends ServletContextHelper { |
| |
| public static final String CONTEXT_NAME = "org.apache.sling.test"; |
| public static final String CONTEXT_PATH = "/test"; |
| |
| private final MimeTypeService mimeTypeService; |
| |
| private final AuthenticationSupport authenticationSupport; |
| |
| /** |
| * Constructs a new context that will use the given dependencies. |
| * |
| * @param mimeTypeService Used when providing mime type of requests. |
| * @param authenticationSupport Used to authenticate requests with sling. |
| */ |
| @Activate |
| public TestHttpContext(@Reference final MimeTypeService mimeTypeService, |
| @Reference final AuthenticationSupport authenticationSupport) { |
| this.mimeTypeService = mimeTypeService; |
| this.authenticationSupport = authenticationSupport; |
| } |
| |
| // ---------- HttpContext interface ---------------------------------------- |
| /** |
| * Returns the MIME type as resolved by the <code>MimeTypeService</code> or |
| * <code>null</code> if the service is not available. |
| */ |
| @Override |
| public String getMimeType(String name) { |
| MimeTypeService mtservice = mimeTypeService; |
| if (mtservice != null) { |
| return mtservice.getMimeType(name); |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the real context path that is used to mount this context. |
| * |
| * @param req servlet request |
| * @return the context path |
| */ |
| public static String getRealContextPath(HttpServletRequest req) { |
| final String path = req.getContextPath(); |
| if (path.equals(CONTEXT_PATH)) { |
| return ""; |
| } |
| return path.substring(CONTEXT_PATH.length()); |
| } |
| |
| /** |
| * Returns a request wrapper that transforms the context path back to the |
| * original one |
| * |
| * @param req request |
| * @return the request wrapper |
| */ |
| public static HttpServletRequest createContextPathAdapterRequest(HttpServletRequest req) { |
| return new HttpServletRequestWrapper(req) { |
| |
| @Override |
| public String getContextPath() { |
| return getRealContextPath((HttpServletRequest) getRequest()); |
| } |
| |
| }; |
| |
| } |
| |
| /** |
| * Always returns <code>null</code> because resources are all provided |
| * through individual endpoint implementations. |
| */ |
| @Override |
| public URL getResource(String name) { |
| return null; |
| } |
| |
| /** |
| * Tries to authenticate the request using the |
| * <code>SlingAuthenticator</code>. If the authenticator or the Repository |
| * is missing this method returns <code>false</code> and sends a 503/SERVICE |
| * UNAVAILABLE status back to the client. |
| */ |
| @Override |
| public boolean handleSecurity(HttpServletRequest request, |
| HttpServletResponse response) throws IOException { |
| |
| final AuthenticationSupport authenticator = this.authenticationSupport; |
| if (authenticator != null) { |
| return authenticator.handleSecurity(createContextPathAdapterRequest(request), response); |
| } |
| |
| // send 503/SERVICE UNAVAILABLE, flush to ensure delivery |
| response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE, |
| "AuthenticationSupport service missing. Cannot authenticate request."); |
| response.flushBuffer(); |
| |
| // terminate this request now |
| return false; |
| } |
| } |