1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20 package org.apache.directory.api.ldap.codec.actions.request.bind;
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.BerValue;
26 import org.apache.directory.api.asn1.ber.tlv.IntegerDecoder;
27 import org.apache.directory.api.asn1.ber.tlv.IntegerDecoderException;
28 import org.apache.directory.api.asn1.ber.tlv.TLV;
29 import org.apache.directory.api.i18n.I18n;
30 import org.apache.directory.api.ldap.codec.api.LdapMessageContainer;
31 import org.apache.directory.api.ldap.model.message.BindRequest;
32 import org.apache.directory.api.util.Strings;
33 import org.slf4j.Logger;
34 import org.slf4j.LoggerFactory;
35
36
37
38
39
40
41
42
43
44
45
46 public class StoreVersion extends GrammarAction<LdapMessageContainer<BindRequest>>
47 {
48
49 private static final Logger LOG = LoggerFactory.getLogger( StoreVersion.class );
50
51
52
53
54 public StoreVersion()
55 {
56 super( "Store BindRequest Version" );
57 }
58
59
60
61
62
63 @Override
64 public void action( LdapMessageContainer<BindRequest> container ) throws DecoderException
65 {
66 BindRequest bindRequestMessage = container.getMessage();
67
68
69
70 TLV tlv = container.getCurrentTLV();
71
72 BerValue value = tlv.getValue();
73
74 try
75 {
76 int version = IntegerDecoder.parse( value, 1, 127 );
77
78 if ( LOG.isDebugEnabled() )
79 {
80 LOG.debug( I18n.msg( I18n.MSG_05114_LDAP_VERSION, Integer.valueOf( version ) ) );
81 }
82
83 bindRequestMessage.setVersion3( version == 3 );
84 }
85 catch ( IntegerDecoderException ide )
86 {
87 LOG.error( I18n
88 .err( I18n.ERR_05117_INVALID_VERSION, Strings.dumpBytes( value.getData() ), ide.getMessage() ) );
89
90
91 throw new DecoderException( ide.getMessage(), ide );
92 }
93 }
94 }