Java tutorial
/* * ==================================================================== * 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. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. * */ package org.apache.http.auth; import org.apache.http.Header; import org.apache.http.HttpRequest; import org.apache.http.protocol.HttpContext; /** * This interface represents an extended authentication scheme * that requires access to {@link HttpContext} in order to * generate an authorization string. * * TODO: Fix AuthScheme interface in the next major version * * @since 4.1 */ public interface ContextAwareAuthScheme extends AuthScheme { /** * Produces an authorization string for the given set of * {@link Credentials}. * * @param credentials The set of credentials to be used for athentication * @param request The request being authenticated * @param context HTTP context * @throws AuthenticationException if authorization string cannot * be generated due to an authentication failure * * @return the authorization string */ Header authenticate(Credentials credentials, HttpRequest request, HttpContext context) throws AuthenticationException; }