/*************************************************************************
 * Copyright 2009-2015 Eucalyptus Systems, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 3 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see http://www.gnu.org/licenses/.
 *
 * Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
 * CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
 * additional information or have any questions.
 *
 * This file may incorporate work covered under the following copyright
 * and permission notice:
 *
 *   Software License Agreement (BSD License)
 *
 *   Copyright (c) 2008, Regents of the University of California
 *   All rights reserved.
 *
 *   Redistribution and use of this software in source and binary forms,
 *   with or without modification, are permitted provided that the
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 *     Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *     Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer
 *     in the documentation and/or other materials provided with the
 *     distribution.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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 *   BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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 *   POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE
 *   THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
 *   COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
 *   AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
 *   IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
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 *   WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
 *   REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
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 ************************************************************************/

package com.eucalyptus.auth.euare.principal;

import java.io.Serializable;
import java.util.Date;
import java.util.List;
import com.eucalyptus.auth.AuthException;
import com.eucalyptus.auth.PolicyParseException;
import com.eucalyptus.auth.principal.*;

public interface EuareGroup extends EuareAccountScopedPrincipal, Serializable {

  EuareAccount getAccount( ) throws AuthException;

  String getGroupId( );
  void setName( String name ) throws AuthException;
  
  String getPath( );
  void setPath( String path ) throws AuthException;

  Date getCreateDate( );

  Boolean isUserGroup( );
  void setUserGroup( Boolean userGroup ) throws AuthException;
  
  List<EuareUser> getUsers( ) throws AuthException;
  boolean hasUser( String userName ) throws AuthException;
  void addUserByName( String userName ) throws AuthException;
  void removeUserByName( String userName ) throws AuthException;
  
  List<Policy> getPolicies( ) throws AuthException;

  /**
   * Add a policy, fail if exists.
   */
  Policy addPolicy( String name, String policy ) throws AuthException, PolicyParseException;

  /**
   * Add or update the named policy.
   */
  Policy putPolicy( String name, String policy ) throws AuthException, PolicyParseException;
  void removePolicy( String name ) throws AuthException;

  List<EuareManagedPolicy> getAttachedPolicies() throws AuthException;
  void attachPolicy( EuareManagedPolicy policy ) throws AuthException;
  void detachPolicy( EuareManagedPolicy policy ) throws AuthException;
}