Java tutorial
/* * Copyright 2009 Tsutomu YANO. * * Licensed 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. * under the License. */ package jp.gihyo.wicket; import javax.servlet.http.HttpServletResponse; import org.apache.wicket.Application; //import org.apache.wicket.Request; import org.apache.wicket.Session; import org.apache.wicket.protocol.http.WebApplication; import org.apache.wicket.protocol.http.WebSession; import org.apache.wicket.request.Request; import twitter4j.Twitter; import twitter4j.TwitterException; import twitter4j.User; /** * * @author Tsutomu YANO */ public class AppSession extends WebSession { private static final long serialVersionUID = 8771090050951362338L; private Twitter twitterSession; private User twitterUser; private String lastUnauthorizedMessage; public AppSession(Request request) { super(request); } // @SuppressWarnings("deprecation") // public AppSession(WebApplication application, Request request) { // super(application, request); // } // // @SuppressWarnings("deprecation") // public AppSession(Application application, Request request) { // super(application, request); // } public boolean login(String userName, String password) { Twitter client = new TwitterClient(userName, password); try { User user = client.verifyCredentials(); if (user != null) { twitterUser = user; twitterSession = client; return true; } } catch (TwitterException ex) { if (ex.getStatusCode() == HttpServletResponse.SC_UNAUTHORIZED) { lastUnauthorizedMessage = ex.getMessage(); return false; } } return false; } public boolean isLoggedIn() { return twitterSession != null && twitterUser != null; } public Twitter getTwitterSession() { return twitterSession; } public User getTwitterUser() { return twitterUser; } public String getLastUnauthorizedMessage() { return lastUnauthorizedMessage; } public static AppSession get() { return (AppSession) Session.get(); } }