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.TorqueAbstractGroupManager;
  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.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 PeerGroupManager extends TorqueAbstractGroupManager implements PeerManagable
  {
      
      private Boolean customPeer = false;  //  used for torque which uses per object peer classes
      private String peerClassName;
      transient PeerManager peerManager;
      private static final String PEER_CLASS_NAME_KEY = "peerClassName";
      
      private String columnName = "GROUP_NAME";
      
      /**
       * Avalon Service lifecycle method
       */
      @Override
  	public void configure(Configuration conf) throws ConfigurationException
      {
         super.configure( conf );
         
          peerClassName = conf.getChild( PEER_CLASS_NAME_KEY).getValue( null );
          if (peerClassName != null) {
              setPeerClassName( peerClassName );
              setCustomPeer(true);
          } 
      }
      
      @Override
     	public Peer getPeerInstance() throws DataBackendException {
             return getPeerManager().getPeerInstance(getPeerClassName(), TorqueTurbinePeer.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;
     	}
      
      @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;
     }
 
 }