| /* |
| * 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.LdapCodecConstants; |
| import org.apache.directory.api.ldap.model.message.BindResponse; |
| |
| |
| /** |
| * A decorator for the BindResponse message |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class BindResponseDecorator extends ResponseDecorator<BindResponse> implements BindResponse |
| { |
| /** The encoded bindResponse length */ |
| private int bindResponseLength; |
| |
| |
| /** |
| * Makes a BindResponse a MessageDecorator. |
| * |
| * @param decoratedMessage the decorated BindResponse |
| */ |
| public BindResponseDecorator( LdapApiService codec, BindResponse decoratedMessage ) |
| { |
| super( codec, decoratedMessage ); |
| } |
| |
| |
| //------------------------------------------------------------------------- |
| // The BindResponse methods |
| //------------------------------------------------------------------------- |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public byte[] getServerSaslCreds() |
| { |
| return getDecorated().getServerSaslCreds(); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void setServerSaslCreds( byte[] serverSaslCreds ) |
| { |
| getDecorated().setServerSaslCreds( serverSaslCreds ); |
| } |
| |
| |
| //------------------------------------------------------------------------- |
| // The Decorator methods |
| //------------------------------------------------------------------------- |
| /** |
| * Compute the BindResponse length |
| * |
| * BindResponse : |
| * <pre> |
| * 0x61 L1 |
| * | |
| * +--> LdapResult |
| * +--> [serverSaslCreds] |
| * |
| * L1 = Length(LdapResult) [ + Length(serverSaslCreds) ] |
| * Length(BindResponse) = Length(0x61) + Length(L1) + L1 |
| * </pre> |
| */ |
| public int computeLength() |
| { |
| BindResponse bindResponse = getDecorated(); |
| int ldapResultLength = ( ( LdapResultDecorator ) getLdapResult() ).computeLength(); |
| |
| bindResponseLength = ldapResultLength; |
| |
| byte[] serverSaslCreds = bindResponse.getServerSaslCreds(); |
| |
| if ( serverSaslCreds != null ) |
| { |
| bindResponseLength += 1 + TLV.getNbBytes( serverSaslCreds.length ) + serverSaslCreds.length; |
| } |
| |
| return 1 + TLV.getNbBytes( bindResponseLength ) + bindResponseLength; |
| } |
| |
| |
| /** |
| * Encode the BindResponse message to a PDU. |
| * |
| * BindResponse : |
| * <pre> |
| * LdapResult.encode |
| * [0x87 LL serverSaslCreds] |
| * </pre> |
| * |
| * @param bb The buffer where to put the PDU |
| * @param bindResponseDecorator The decorated BindResponse to encode |
| * @throws EncoderException when encoding operations fail |
| */ |
| public ByteBuffer encode( ByteBuffer buffer ) throws EncoderException |
| { |
| BindResponse bindResponse = getDecorated(); |
| |
| try |
| { |
| // The BindResponse Tag |
| buffer.put( LdapCodecConstants.BIND_RESPONSE_TAG ); |
| buffer.put( TLV.getBytes( bindResponseLength ) ); |
| |
| // The LdapResult |
| ( ( LdapResultDecorator ) getLdapResult() ).encode( buffer ); |
| |
| // The serverSaslCredential, if any |
| byte[] serverSaslCreds = bindResponse.getServerSaslCreds(); |
| |
| if ( serverSaslCreds != null ) |
| { |
| buffer.put( ( byte ) LdapCodecConstants.SERVER_SASL_CREDENTIAL_TAG ); |
| |
| buffer.put( TLV.getBytes( serverSaslCreds.length ) ); |
| |
| if ( serverSaslCreds.length != 0 ) |
| { |
| buffer.put( serverSaslCreds ); |
| } |
| } |
| } |
| catch ( BufferOverflowException boe ) |
| { |
| throw new EncoderException( I18n.err( I18n.ERR_04005 ), boe ); |
| } |
| |
| return buffer; |
| } |
| } |