content: /**
   * 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.activemq.security;
  
  import java.security.cert.X509Certificate;
  
  /**
   * Base for all broker plugins that wish to provide connection authentication services
   */
  public interface AuthenticationBroker {
  
      /**
       * Authenticate the given user using the mechanism provided by this service.
       *
       * @param username
       *        the given user name to authenticate, null indicates an anonymous user.
       * @param password
       *        the given password for the user to authenticate.
       * @param peerCertificates
       *        for an SSL channel the certificates from remote peer.
       *
       * @return a new SecurityContext for the authenticated user.
       *
       * @throws SecurityException if the user cannot be authenticated.
       */
      SecurityContext authenticate(String username, String password, X509Certificate[] peerCertificates) throws SecurityException;
  
  }