001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020package org.apache.directory.shared.kerberos.codec.kdcReqBody.actions; 021 022 023import org.apache.directory.api.asn1.DecoderException; 024import org.apache.directory.api.asn1.ber.grammar.GrammarAction; 025import org.apache.directory.api.asn1.ber.tlv.TLV; 026import org.apache.directory.api.i18n.I18n; 027import org.apache.directory.shared.kerberos.codec.kdcReqBody.KdcReqBodyContainer; 028import org.apache.directory.shared.kerberos.codec.options.KdcOptions; 029import org.apache.directory.shared.kerberos.components.KdcReqBody; 030import org.slf4j.Logger; 031import org.slf4j.LoggerFactory; 032 033 034/** 035 * The action used to store the KDCOptions 036 * 037 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 038 */ 039public class StoreKdcOptions extends GrammarAction<KdcReqBodyContainer> 040{ 041 /** The logger */ 042 private static final Logger LOG = LoggerFactory.getLogger( StoreKdcOptions.class ); 043 044 /** Speedup for logs */ 045 private static final boolean IS_DEBUG = LOG.isDebugEnabled(); 046 047 048 /** 049 * Instantiates a new StoreKdcOptions action. 050 */ 051 public StoreKdcOptions() 052 { 053 super( "Stores the KDCOptions" ); 054 } 055 056 057 /** 058 * {@inheritDoc} 059 */ 060 public void action( KdcReqBodyContainer kdcReqBodyContainer ) throws DecoderException 061 { 062 TLV tlv = kdcReqBodyContainer.getCurrentTLV(); 063 064 // The Length should not be null, and should be 5 065 if ( tlv.getLength() != 5 ) 066 { 067 LOG.error( I18n.err( I18n.ERR_01308_ZERO_LENGTH_TLV ) ); 068 069 // This will generate a PROTOCOL_ERROR 070 throw new DecoderException( I18n.err( I18n.ERR_01309_EMPTY_TLV ) ); 071 } 072 073 KdcReqBody kdcReqBody = kdcReqBodyContainer.getKdcReqBody(); 074 KdcOptions kdcOptions = new KdcOptions( tlv.getValue().getData() ); 075 076 kdcReqBody.setKdcOptions( kdcOptions ); 077 078 if ( IS_DEBUG ) 079 { 080 LOG.debug( "KDCOptions : {}", kdcOptions ); 081 } 082 } 083}