// Copyright (C) 2015 The Android Open Source Project
//
// 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.
package com.google.gerrit.extensions.auth.oauth;
import com.google.gerrit.extensions.annotations.ExtensionPoint;
import java.io.IOException;
/* Contract that OAuth provider must implement */
@ExtensionPoint
public interface OAuthServiceProvider {
/**
* Returns the URL where you should redirect your users to authenticate your application.
*
* @return the OAuth service URL to redirect your users for authentication
*/
String getAuthorizationUrl();
/**
* Retrieve the access token
*
* @param verifier verifier code
* @return access token
*/
OAuthToken getAccessToken(OAuthVerifier verifier);
/**
* After establishing of secure communication channel, this method supossed to access the
* protected resoure and retrieve the username.
*
* @param token
* @return OAuth user information
* @throws IOException
*/
OAuthUserInfo getUserInfo(OAuthToken token) throws IOException;
/**
* Returns the OAuth version of the service.
*
* @return oauth version as string
*/
String getVersion();
/**
* Returns the name of this service. This name is resented the user to choose between multiple
* service providers
*
* @return name of the service
*/
String getName();
}