| /** |
| * 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.camel.example.gauth; |
| |
| import java.net.URLEncoder; |
| |
| import org.apache.camel.builder.RouteBuilder; |
| |
| /** |
| * Builds the OAuth-specific routes (implements the OAuth integration layer) of the demo application. |
| */ |
| public class TutorialRouteBuilder extends RouteBuilder { |
| |
| private String application; |
| |
| /** |
| * Sets the name of the GAE application. |
| * |
| * @param application a GAE application name. |
| */ |
| public void setApplication(String application) { |
| this.application = application; |
| } |
| |
| @Override |
| public void configure() throws Exception { |
| |
| // Callback URL for sending back an authorized access token. |
| String encodedCallback = URLEncoder.encode(String.format("https://%s.appspot.com/camel/handler", application), "UTF-8"); |
| // Google should issue an access token that is scoped to calendar feeds. |
| String encodedScope = URLEncoder.encode("http://www.google.com/calendar/feeds/", "UTF-8"); |
| |
| // Route for obtaining an unauthorized request token from Google Accounts. The |
| // response redirects the browser to an authorization page provided by Google. |
| from("ghttp:///authorize") |
| .to("gauth:authorize?callback=" + encodedCallback + "&scope=" + encodedScope); |
| |
| |
| // Handles callbacks from Google Accounts which contain an authorized request token. |
| // The authorized request token is upgraded to an access token which is stored in |
| // the response message header. The TutorialTokenProcessor is application-specific |
| // and stores the access token (plus access token secret) is cookies. It further |
| // redirects the user to the application's main location (/oauth/calendar). |
| from("ghttp:///handler") |
| .to("gauth:upgrade") |
| .process(new TutorialTokenProcessor()); |
| } |
| |
| } |