| /* |
| * 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.guacamole.tunnel.websocket.tomcat; |
| |
| import com.google.inject.servlet.ServletModule; |
| import org.apache.guacamole.tunnel.TunnelLoader; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Loads the Jetty 9 WebSocket tunnel implementation. |
| */ |
| public class WebSocketTunnelModule extends ServletModule implements TunnelLoader { |
| |
| /** |
| * Logger for this class. |
| */ |
| private final Logger logger = LoggerFactory.getLogger(WebSocketTunnelModule.class); |
| |
| @Override |
| public boolean isSupported() { |
| |
| try { |
| |
| // Attempt to find WebSocket servlet |
| Class.forName("org.apache.guacamole.tunnel.websocket.tomcat.RestrictedGuacamoleWebSocketTunnelServlet"); |
| |
| // Support found |
| return true; |
| |
| } |
| |
| // If no such servlet class, this particular WebSocket support |
| // is not present |
| catch (ClassNotFoundException e) {} |
| catch (NoClassDefFoundError e) {} |
| |
| // Support not found |
| return false; |
| |
| } |
| |
| @Override |
| public void configureServlets() { |
| |
| logger.info("Loading Tomcat 7 WebSocket support..."); |
| serve("/websocket-tunnel").with(RestrictedGuacamoleWebSocketTunnelServlet.class); |
| |
| } |
| |
| } |