| // |
| // ======================================================================== |
| // Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.websocket.server.examples; |
| |
| import java.io.IOException; |
| |
| import org.eclipse.jetty.websocket.server.examples.echo.BigEchoSocket; |
| import org.eclipse.jetty.websocket.servlet.ServletUpgradeRequest; |
| import org.eclipse.jetty.websocket.servlet.ServletUpgradeResponse; |
| import org.eclipse.jetty.websocket.servlet.WebSocketCreator; |
| import org.eclipse.jetty.websocket.servlet.WebSocketServlet; |
| import org.eclipse.jetty.websocket.servlet.WebSocketServletFactory; |
| |
| @SuppressWarnings("serial") |
| public class MyCustomCreationServlet extends WebSocketServlet |
| { |
| public static class MyCustomCreator implements WebSocketCreator |
| { |
| @Override |
| public Object createWebSocket(ServletUpgradeRequest req, ServletUpgradeResponse resp) |
| { |
| String query = req.getQueryString(); |
| |
| // Start looking at the UpgradeRequest to determine what you want to do |
| if ((query == null) || (query.length() <= 0)) |
| { |
| try |
| { |
| // Let UPGRADE request for websocket fail with |
| // status code 403 (FORBIDDEN) [per RFC-6455] |
| resp.sendForbidden("Unspecified query"); |
| } |
| catch (IOException e) |
| { |
| // An input or output exception occurs |
| e.printStackTrace(); |
| } |
| |
| // No UPGRADE |
| return null; |
| } |
| |
| // Create the websocket we want to |
| if (query.contains("bigecho")) |
| { |
| return new BigEchoSocket(); |
| } |
| else if (query.contains("echo")) |
| { |
| return new MyEchoSocket(); |
| } |
| |
| // Let UPGRADE fail with 503 (UNAVAILABLE) |
| return null; |
| } |
| } |
| |
| @Override |
| public void configure(WebSocketServletFactory factory) |
| { |
| factory.setCreator(new MyCustomCreator()); |
| } |
| } |