com.google.api.client.extensions.auth.helpers.ThreeLeggedFlow Maven / Gradle / Ivy
/*
* Copyright (c) 2011 Google Inc.
*
* 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.api.client.extensions.auth.helpers;
import com.google.api.client.http.HttpTransport;
import com.google.api.client.json.JsonFactory;
import java.io.IOException;
import javax.jdo.PersistenceManager;
import javax.jdo.annotations.PersistenceCapable;
/**
* Interface for auth flows that require a user authorization step through a web browser to obtain
* an authorization code.
*
*
* Implementations are required to be {@link PersistenceCapable} for storage in JDO compliant
* datastores during user authorization step.
*
*
*
* Warning: starting with version 1.7, usage of this for OAuth 2.0 is deprecated. Instead use
* {@link com.google.api.client.auth.oauth2.AuthorizationCodeFlow}.
*
*
* @author [email protected] (Jacob Moshenko)
* @since 1.4
*/
public interface ThreeLeggedFlow {
/**
* After the object is created, the developer should use this method to interrogate it for the
* authorization URL to which the user should be redirected to obtain permission.
*
* @return URL to which the user should be directed
*/
String getAuthorizationUrl();
/**
* Set {@link HttpTransport} instance for this three legged flow.
*/
void setHttpTransport(HttpTransport transport);
/**
* Set {@link JsonFactory} instance for this three legged flow.
*/
void setJsonFactory(JsonFactory jsonFactory);
/**
* Convenience function that will load a credential based on the userId for which this flow was
* instantiated.
*
* @param pm {@link PersistenceManager} instance which this flow should use to interact with the
* data store. The caller must remember to call {@link PersistenceManager#close()} after
* this method returns.
* @return Fully initialized {@link Credential} object or {@code null} if none exists.
*/
Credential loadCredential(PersistenceManager pm);
/**
* After the user has authorized the request, the token or code obtained should be passed to this
* complete function to allow us to exchange the code with the authentication server for a
* {@link Credential}.
*
* @param authorizationCode Code or token obtained after the user grants permission
* @return {@link Credential} object that is obtained from token server
*/
Credential complete(String authorizationCode) throws IOException;
}