Java tutorial
/** * Copyright 2010 Newcastle University * * http://research.ncl.ac.uk/smart/ * * 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.oltu.oauth2.client.demo.controller; import java.io.IOException; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.view.RedirectView; import org.apache.oltu.oauth2.client.demo.Utils; import org.apache.oltu.oauth2.client.demo.exception.ApplicationException; import org.apache.oltu.oauth2.client.demo.model.OAuthParams; import org.apache.oltu.oauth2.client.request.OAuthClientRequest; import org.apache.oltu.oauth2.common.exception.OAuthSystemException; import org.apache.oltu.oauth2.common.message.types.ResponseType; /** * Handles requests for the application welcome page. */ @Controller @RequestMapping("/") public class AuthzController { private Logger logger = LoggerFactory.getLogger(AuthzController.class); @RequestMapping("/authorize") public ModelAndView authorize(@ModelAttribute("oauthParams") OAuthParams oauthParams, HttpServletRequest req, HttpServletResponse res) throws OAuthSystemException, IOException { try { Utils.validateAuthorizationParams(oauthParams); res.addCookie(new Cookie("clientId", oauthParams.getClientId())); res.addCookie(new Cookie("clientSecret", oauthParams.getClientSecret())); res.addCookie(new Cookie("authzEndpoint", oauthParams.getAuthzEndpoint())); res.addCookie(new Cookie("tokenEndpoint", oauthParams.getTokenEndpoint())); res.addCookie(new Cookie("redirectUri", oauthParams.getRedirectUri())); res.addCookie(new Cookie("scope", oauthParams.getScope())); res.addCookie(new Cookie("state", oauthParams.getState())); res.addCookie(new Cookie("app", oauthParams.getApplication())); OAuthClientRequest request = OAuthClientRequest.authorizationLocation(oauthParams.getAuthzEndpoint()) .setClientId(oauthParams.getClientId()).setRedirectURI(oauthParams.getRedirectUri()) .setResponseType(ResponseType.CODE.toString()).setScope(oauthParams.getScope()) .setState(oauthParams.getState()).buildQueryMessage(); return new ModelAndView(new RedirectView(request.getLocationUri())); } catch (ApplicationException e) { oauthParams.setErrorMessage(e.getMessage()); return new ModelAndView("get_authz"); } } }