package org.apache.fulcrum.security.torque.peer.managers;
   /*
    * 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.
   */
  import org.apache.avalon.framework.configuration.Configuration;
  import org.apache.avalon.framework.configuration.ConfigurationException;
  import org.apache.fulcrum.security.torque.TorqueAbstractUserManager;
  import org.apache.fulcrum.security.torque.peer.Peer;
  import org.apache.fulcrum.security.torque.peer.PeerManagable;
  import org.apache.fulcrum.security.torque.peer.PeerManager;
  import org.apache.fulcrum.security.torque.peer.TorqueTurbinePeer;
  import org.apache.fulcrum.security.torque.peer.TorqueTurbineUserGroupRolePeer;
  import org.apache.fulcrum.security.util.DataBackendException;
  /**
   * This implementation persists to a database via Torque.
   *
   * @author <a href="mailto:tv@apache.org">Thomas Vandahl</a>
   * @version $Id:$
   */
  public abstract class PeerUserManager extends TorqueAbstractUserManager implements PeerManagable
  {
  	/**
       * 
       */
      private static final long serialVersionUID = 1L;
  
      /**
  	 * if set, the generic implementation is used (by setting @link {@link #PEER_CLASS_NAME_KEY} in configuration file.
  	 */
      private Boolean customPeer = false;  //  used for torque which uses per object peer classes
      
      private String peerClassName;
      private static final String PEER_CLASS_NAME_KEY = "peerClassName";
      transient PeerManager peerManager;
      
  	private String columnName = "LOGIN_NAME";
  	
  	private String columnName4UserGroupRole = "USER_ID";
  
      private String userGroupRolePeerClassName;
      
      /**
       * Avalon Service lifecycle method
       */
      @Override
  	public void configure(Configuration conf) throws ConfigurationException
      {
         super.configure( conf );
         
  //        peerClassName = conf.getChild( PEER_CLASS_NAME_KEY).getValue( "org.apache.fulcrum.security.torque.om.TorqueTurbineUserPeer" );
          peerClassName = conf.getChild( PEER_CLASS_NAME_KEY).getValue( null );
          if (peerClassName != null) {
              setPeerClassName( peerClassName );
              setCustomPeer(true);
          } 
          
          Configuration[]  userGroupRoleConf = conf.getChild( "userGroupRoleManager").getChildren();
          for ( int i = 0; i < userGroupRoleConf.length; i++ )
          {
              Configuration configuration = userGroupRoleConf[i];
              if ( configuration.getName().equals(PEER_CLASS_NAME_KEY) ) {
                  userGroupRolePeerClassName = configuration.getValue( null );
                  if (userGroupRolePeerClassName != null) {
                      setUserGroupRolePeerClassName( userGroupRolePeerClassName );
                      setCustomPeer(true);
                  } 
              }  
          }
          if (peerClassName != null && userGroupRolePeerClassName == null) {
              //peerClassName.replace( "TurbineUserPeerImpl", "TurbineUserPeerImpl )
              throw new ConfigurationException("If using peers in component configuration (xml) the element userManager expects to have a userGroupRoleManager child element with peerClassName child element.");
          }
  
      }
    
      
      @Override
  	public Peer getPeerInstance() throws DataBackendException {
          return getPeerManager().getPeerInstance(getPeerClassName(), TorqueTurbinePeer.class, getClassName());
      }
      
      public Peer getUserGroupRolePeerInstance() throws DataBackendException {
          return getPeerManager().getPeerInstance(getUserGroupRolePeerClassName(), TorqueTurbineUserGroupRolePeer.class, getClassName());
      }
     
     /**
      * @return Returns the persistenceHelper.
      */
     @Override
     public PeerManager getPeerManager()
     {
         if (peerManager == null)
         {
             peerManager = (PeerManager) resolve(PeerManager.ROLE);
         }
         return peerManager;
     }
 
 	public String getColumnName() {
 		return columnName;
 	}
 
 	public void setColumnName(String columnName) {
 		this.columnName = columnName;
 	}
     
     /**
      * 
      * @return if <code>true</code>, the generic implementation is used.
      */
     @Override
 	public Boolean getCustomPeer()
     {
         return customPeer;
     }
 
     @Override
 	public void setCustomPeer( Boolean customPeer )
     {
         this.customPeer = customPeer;
     }
 
     @Override
 	public String getPeerClassName()
     {
         return peerClassName;
     }
 
     @Override
 	public void setPeerClassName( String peerClassName )
     {
         this.peerClassName = peerClassName;
     }
 
 
     public String getUserGroupRolePeerClassName()
     {
         return userGroupRolePeerClassName;
     }
 
 
     public void setUserGroupRolePeerClassName( String userGroupRolePeerClassName )
     {
         this.userGroupRolePeerClassName = userGroupRolePeerClassName;
     }
 
 
     public String getColumnName4UserGroupRole()
     {
         return columnName4UserGroupRole;
     }
 
 
     public void setColumnName4UserGroupRole( String columnName4UserGroupRole )
     {
         this.columnName4UserGroupRole = columnName4UserGroupRole;
     }
    
     
 }