/*
    *  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.directory.server.ldap.handlers.request;
  
  
  import org.apache.directory.api.ldap.model.message.LdapResult;
  import org.apache.directory.api.ldap.model.message.ModifyRequest;
  import org.apache.directory.api.ldap.model.message.ModifyResponse;
  import org.apache.directory.api.ldap.model.message.ResultCodeEnum;
  import org.apache.directory.server.core.api.CoreSession;
  import org.apache.directory.server.ldap.LdapSession;
  import org.apache.directory.server.ldap.handlers.LdapRequestHandler;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  
  /**
   * A single reply MessageReceived handler for {@link ModifyRequest}s.
   *
   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
   */
  public class ModifyRequestHandler extends LdapRequestHandler<ModifyRequest>
  {
      private static final Logger LOG = LoggerFactory.getLogger( ModifyRequestHandler.class );
  
  
      /**
       * {@inheritDoc}
       */
      public void handle( LdapSession session, ModifyRequest modifyRequest )
      {
          LOG.debug( "Handling request : {}", modifyRequest );
          
          ModifyResponse modifyResponse = ( ModifyResponse ) modifyRequest.getResultResponse();
          
          LdapResult result = modifyResponse.getLdapResult();
  
          try
          {
              // Call the underlying layer to delete the entry
              CoreSession coreSession = session.getCoreSession();
              coreSession.modify( modifyRequest );
  
              // If success, here now, otherwise, we would have an exception.
              result.setResultCode( ResultCodeEnum.SUCCESS );
  
              // Write the DeleteResponse message
              session.getIoSession().write( modifyResponse );
          }
          catch ( Exception e )
          {
              handleException( session, modifyRequest, modifyResponse, e );
          }
      }
  }