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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *  
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *  
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  package org.apache.directory.shared.kerberos.codec.changePwdData.actions;
21  
22  
23  import org.apache.directory.api.asn1.DecoderException;
24  import org.apache.directory.api.asn1.ber.grammar.GrammarAction;
25  import org.apache.directory.api.asn1.ber.tlv.TLV;
26  import org.apache.directory.server.i18n.I18n;
27  import org.apache.directory.shared.kerberos.codec.changePwdData.ChangePasswdDataContainer;
28  import org.apache.directory.shared.kerberos.messages.ChangePasswdData;
29  import org.slf4j.Logger;
30  import org.slf4j.LoggerFactory;
31  
32  
33  /**
34   * The action used to initialize the Ticket object
35   * 
36   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
37   */
38  public class ChangePasswdDataInit extends GrammarAction<ChangePasswdDataContainer>
39  {
40      /** The logger */
41      private static final Logger LOG = LoggerFactory.getLogger( ChangePasswdDataInit.class );
42  
43  
44      /**
45       * Instantiates a new TicketInit action.
46       */
47      public ChangePasswdDataInit()
48      {
49          super( "Ticket initialization" );
50      }
51  
52  
53      /**
54       * {@inheritDoc}
55       */
56      public void action( ChangePasswdDataContainer chngPwdDataContainer ) throws DecoderException
57      {
58          TLV tlv = chngPwdDataContainer.getCurrentTLV();
59  
60          // The Length should not be null
61          if ( tlv.getLength() == 0 )
62          {
63              LOG.error( I18n.err( I18n.ERR_744_NULL_PDU_LENGTH ) );
64  
65              // This will generate a PROTOCOL_ERROR
66              throw new DecoderException( I18n.err( I18n.ERR_744_NULL_PDU_LENGTH ) );
67          }
68  
69          // Create the Ticket now
70          ChangePasswdDataberos/messages/ChangePasswdData.html#ChangePasswdData">ChangePasswdData chngPwdData = new ChangePasswdData();
71  
72          chngPwdDataContainer.setChngPwdData( chngPwdData );
73      }
74  }