/*
    *   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.api.ldap.extras.controls.vlv;
  
  
  import java.util.Arrays;
  
  import org.apache.directory.api.ldap.model.message.controls.AbstractControl;
  import org.apache.directory.api.util.Strings;
  
  
  /**
   * Virtual List View response control as specified in draft-ietf-ldapext-ldapv3-vlv-09.
   * 
   *  VirtualListViewResponse ::= SEQUENCE {
   *         targetPosition    INTEGER (0 .. maxInt),
   *         contentCount     INTEGER (0 .. maxInt),
   *         virtualListViewResult ENUMERATED {
   *              success (0),
   *              operationsError (1),
   *              protocolError (3),
   *              unwillingToPerform (53),
   *              insufficientAccessRights (50),
   *              timeLimitExceeded (3),
   *              adminLimitExceeded (11),
   *              innapropriateMatching (18),
   *              sortControlMissing (60),
   *              offsetRangeError (61),
   *              other(80),
   *              ... },
   *         contextID     OCTET STRING OPTIONAL }
   *
   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
   */
  public class VirtualListViewResponseImpl extends AbstractControl implements VirtualListViewResponse
  {
  
      private int targetPosition;
      private int contentCount;
      private VirtualListViewResultCode virtualListViewResult;
      private byte[] contextId;
  
  
      public VirtualListViewResponseImpl()
      {
          super( OID );
      }
  
  
      @Override
      public int getTargetPosition()
      {
          return targetPosition;
      }
  
  
      @Override
      public void setTargetPosition( int targetPosition )
      {
          this.targetPosition = targetPosition;
      }
  
  
      @Override
      public int getContentCount()
      {
          return contentCount;
      }
  
  
      @Override
      public void setContentCount( int contentCount )
      {
          this.contentCount = contentCount;
      }
  
  
      @Override
      public VirtualListViewResultCode getVirtualListViewResult()
      {
          return virtualListViewResult;
     }
 
 
     @Override
     public void setVirtualListViewResult( VirtualListViewResultCode virtualListViewResultCode )
     {
         this.virtualListViewResult = virtualListViewResultCode;
     }
 
 
     @Override
     public byte[] getContextId()
     {
         return contextId;
     }
 
 
     @Override
     public void setContextId( byte[] contextId )
     {
         this.contextId = contextId;
     }
 
 
     /**
      * @see Object#hashCode()
      */
     @Override
     public int hashCode()
     {
         int h = super.hashCode();
 
         h = h * 37 + targetPosition;
         h = h * 37 + contentCount;
         h = h * 37 + ( ( virtualListViewResult == null ) ? 0 : virtualListViewResult.hashCode() );
 
         if ( contextId != null )
         {
             for ( byte b : contextId )
             {
                 h = h * 17 + b;
             }
         }
 
         return h;
     }
 
 
     /**
      * @see Object#equals(Object)
      */
     @Override
     public boolean equals( Object o )
     {
         if ( !super.equals( o ) )
         {
             return false;
         }
 
         VirtualListViewResponseImpl otherControl = ( VirtualListViewResponseImpl ) o;
 
         return ( targetPosition == otherControl.getTargetPosition() ) &&
             ( contentCount == otherControl.getContentCount() ) &&
             ( virtualListViewResult == otherControl.getVirtualListViewResult() ) &&
             Arrays.equals( contextId, otherControl.getContextId() );
     }
 
 
     /**
      * Return a String representing this VirtualListViewResponseImpl.
      */
     public String toString()
     {
         StringBuffer sb = new StringBuffer();
 
         sb.append( "    Virtual List View Response Control\n" );
         sb.append( "        oid : " ).append( getOid() ).append( '\n' );
         sb.append( "        critical : " ).append( isCritical() ).append( '\n' );
         sb.append( "        targetPosition   : '" ).append( targetPosition ).append( "'\n" );
         sb.append( "        contentCount   : '" ).append( contentCount ).append( "'\n" );
         sb.append( "        virtualListViewResult   : '" ).append( virtualListViewResult ).append( "'\n" );
 
         if ( contextId != null )
         {
             sb.append( "        contextID   : '" ).append( Strings.dumpBytes( contextId ) ).append( "'\n" );
         }
 
         return sb.toString();
     }
 }