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20 package org.apache.directory.shared.kerberos.codec.kdcReq.actions;
21
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23 import org.apache.directory.api.asn1.DecoderException;
24 import org.apache.directory.api.asn1.ber.Asn1Decoder;
25 import org.apache.directory.api.asn1.ber.grammar.GrammarAction;
26 import org.apache.directory.api.asn1.ber.tlv.TLV;
27 import org.apache.directory.api.i18n.I18n;
28 import org.apache.directory.shared.kerberos.codec.kdcReq.KdcReqContainer;
29 import org.apache.directory.shared.kerberos.codec.padata.PaDataContainer;
30 import org.apache.directory.shared.kerberos.components.KdcReq;
31 import org.apache.directory.shared.kerberos.components.PaData;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
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41 public class AddPaData extends GrammarAction<KdcReqContainer>
42 {
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44 private static final Logger LOG = LoggerFactory.getLogger( AddPaData.class );
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47 private static final boolean IS_DEBUG = LOG.isDebugEnabled();
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53 public AddPaData()
54 {
55 super( "KDC-REQ Add PA-DATA" );
56 }
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62 public void action( KdcReqContainer kdcReqContainer ) throws DecoderException
63 {
64 TLV tlv = kdcReqContainer.getCurrentTLV();
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67 if ( tlv.getLength() == 0 )
68 {
69 LOG.error( I18n.err( I18n.ERR_01308_ZERO_LENGTH_TLV ) );
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72 throw new DecoderException( I18n.err( I18n.ERR_01309_EMPTY_TLV ) );
73 }
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76 PaDataContaineros/codec/padata/PaDataContainer.html#PaDataContainer">PaDataContainer paDataContainer = new PaDataContainer();
77 paDataContainer.setStream( kdcReqContainer.getStream() );
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80 kdcReqContainer.rewind();
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83 Asn1Decoder.decode( kdcReqContainer.getStream(), paDataContainer );
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86 kdcReqContainer.updateParent();
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89 tlv.setExpectedLength( tlv.getExpectedLength() - tlv.getLength() );
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92 PaData paData = paDataContainer.getPaData();
93 KdcReq kdcReq = kdcReqContainer.getKdcReq();
94 kdcReq.addPaData( paData );
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96 if ( IS_DEBUG )
97 {
98 LOG.debug( "Added PA-DATA: {}", paData );
99 }
100 }
101 }