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20 package org.apache.directory.shared.kerberos.codec.hostAddresses.actions;
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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.hostAddress.HostAddressContainer;
29 import org.apache.directory.shared.kerberos.codec.hostAddresses.HostAddressesContainer;
30 import org.apache.directory.shared.kerberos.components.HostAddress;
31 import org.slf4j.Logger;
32 import org.slf4j.LoggerFactory;
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40 public class AddHostAddress extends GrammarAction<HostAddressesContainer>
41 {
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43 private static final Logger LOG = LoggerFactory.getLogger( AddHostAddress.class );
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46 private static final boolean IS_DEBUG = LOG.isDebugEnabled();
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52 public AddHostAddress()
53 {
54 super( "Add an HostAddress instance" );
55 }
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61 public void action( HostAddressesContainer hostAddressesContainer ) throws DecoderException
62 {
63 TLV tlv = hostAddressesContainer.getCurrentTLV();
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66 if ( tlv.getLength() == 0 )
67 {
68 LOG.error( I18n.err( I18n.ERR_01308_ZERO_LENGTH_TLV ) );
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71 throw new DecoderException( I18n.err( I18n.ERR_01309_EMPTY_TLV ) );
72 }
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75 HostAddressContainerostAddress/HostAddressContainer.html#HostAddressContainer">HostAddressContainer hostAddressContainer = new HostAddressContainer();
76 hostAddressContainer.setStream( hostAddressesContainer.getStream() );
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80 hostAddressesContainer.rewind();
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83 Asn1Decoder.decode( hostAddressesContainer.getStream(), hostAddressContainer );
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86 tlv.setExpectedLength( tlv.getExpectedLength() - tlv.getLength() );
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89 hostAddressesContainer.updateParent();
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92 HostAddress hostAddress = hostAddressContainer.getHostAddress();
93 hostAddressesContainer.addHostAddress( hostAddress );
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95 if ( IS_DEBUG )
96 {
97 LOG.debug( "HostAddress added : {}", hostAddress );
98 }
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100 hostAddressesContainer.setGrammarEndAllowed( true );
101 }
102 }