/*
* 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.codec.decorators;
import java.nio.BufferOverflowException;
import java.nio.ByteBuffer;
import org.apache.directory.api.asn1.EncoderException;
import org.apache.directory.api.asn1.ber.tlv.TLV;
import org.apache.directory.api.i18n.I18n;
import org.apache.directory.api.ldap.codec.api.LdapApiService;
import org.apache.directory.api.ldap.codec.api.LdapConstants;
import org.apache.directory.api.ldap.model.message.AddResponse;
/**
* A decorator for the AddResponse message
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class AddResponseDecorator extends ResponseDecorator<AddResponse> implements AddResponse
{
/** The encoded addResponse length */
private int addResponseLength;
/**
* Makes a AddResponse a MessageDecorator.
*
* @param decoratedMessage the decorated AddResponse
*/
public AddResponseDecorator( LdapApiService codec, AddResponse decoratedMessage )
{
super( codec, decoratedMessage );
}
/**
* @return The decorated AddResponse
*/
public AddResponse getAddResponse()
{
return ( AddResponse ) getDecorated();
}
/**
* Stores the encoded length for the AddResponse
* @param addResponseLength The encoded length
*/
public void setAddResponseLength( int addResponseLength )
{
this.addResponseLength = addResponseLength;
}
/**
* @return The encoded AddResponse's length
*/
public int getAddResponseLength()
{
return addResponseLength;
}
//-------------------------------------------------------------------------
// The Decorator methods
//-------------------------------------------------------------------------
/**
* Compute the AddResponse length
*
* AddResponse :
*
* 0x69 L1
* |
* +--> LdapResult
*
* L1 = Length(LdapResult)
*
* Length(AddResponse) = Length(0x69) + Length(L1) + L1
*/
public int computeLength()
{
AddResponse addResponse = getAddResponse();
setLdapResult( new LdapResultDecorator( addResponse.getLdapResult() ) );
int addResponseLength = ( ( LdapResultDecorator ) getLdapResult() ).computeLength();
setAddResponseLength( addResponseLength );
return 1 + TLV.getNbBytes( addResponseLength ) + addResponseLength;
}
/**
* Encode the AddResponse message to a PDU.
*
* @param buffer The buffer where to put the PDU
* @param addResponseDecorator the AddResponse decorator
*/
public ByteBuffer encode( ByteBuffer buffer ) throws EncoderException
{
try
{
// The AddResponse Tag
buffer.put( LdapConstants.ADD_RESPONSE_TAG );
buffer.put( TLV.getBytes( getAddResponseLength() ) );
// The LdapResult
( ( LdapResultDecorator ) getLdapResult() ).encode( buffer );
return buffer;
}
catch ( BufferOverflowException boe )
{
throw new EncoderException( I18n.err( I18n.ERR_04005 ) );
}
}
}