1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20 package org.apache.directory.server.changepw.io;
21
22
23 import java.io.IOException;
24 import java.nio.ByteBuffer;
25
26 import org.apache.directory.server.changepw.messages.ChangePasswordError;
27 import org.apache.directory.server.changepw.messages.ChangePasswordErrorModifier;
28 import org.apache.directory.server.kerberos.shared.io.decoder.ErrorMessageDecoder;
29 import org.apache.directory.server.kerberos.shared.messages.ErrorMessage;
30
31
32
33
34
35
36 public class ChangePasswordErrorDecoder
37 {
38 private static final int HEADER_LENGTH = 6;
39
40
41
42
43
44
45
46
47
48 public ChangePasswordError decode( ByteBuffer buf ) throws IOException
49 {
50 ChangePasswordErrorModifier modifier = new ChangePasswordErrorModifier();
51
52 short messageLength = buf.getShort();
53
54 modifier.setProtocolVersionNumber( buf.getShort() );
55
56
57 buf.getShort();
58
59 int errorLength = messageLength - HEADER_LENGTH;
60
61 byte[] errorBytes = new byte[errorLength];
62
63 buf.get( errorBytes );
64 ByteBuffer errorBuffer = ByteBuffer.wrap( errorBytes );
65
66 ErrorMessageDecoder errorDecoder = new ErrorMessageDecoder();
67 ErrorMessage errorMessage = errorDecoder.decode( errorBuffer );
68
69 modifier.setErrorMessage( errorMessage );
70
71 return modifier.getChangePasswordError();
72 }
73 }