/* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited

  *

  * 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 org.acegisecurity.runas;

 import org.acegisecurity.GrantedAuthority;

 import org.acegisecurity.providers.AbstractAuthenticationToken;

 /**

  * An immutable {@link org.acegisecurity.Authentication}  implementation that supports {@link RunAsManagerImpl}.

  *

  * @author Ben Alex

  * @version $Id: RunAsUserToken.java 1784 2007-02-24 21:00:24Z luke_t $

  */

 public class RunAsUserToken extends AbstractAuthenticationToken {

     //~ Instance fields ================================================================================================

     private static final long serialVersionUID = 1L;

     private Class originalAuthentication;

     private Object credentials;

     private Object principal;

     private int keyHash;

     //~ Constructors ===================================================================================================

     public RunAsUserToken(String key, Object principal, Object credentials, GrantedAuthority[] authorities,

         Class originalAuthentication) {

         super(authorities);

         this.keyHash = key.hashCode();

         this.principal = principal;

         this.credentials = credentials;

         this.originalAuthentication = originalAuthentication;

         setAuthenticated(true);

     }

     //~ Methods ========================================================================================================

     public Object getCredentials() {

         return this.credentials;

     }

     public int getKeyHash() {

         return this.keyHash;

     }

     public Class getOriginalAuthentication() {

         return this.originalAuthentication;

     }

     public Object getPrincipal() {

         return this.principal;

     }

     public String toString() {

         StringBuffer sb = new StringBuffer(super.toString());

         sb.append("; Original Class: ").append(this.originalAuthentication.getName());

         return sb.toString();

     }

 }