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20 package org.apache.directory.server.changepw.io;
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23 import java.io.IOException;
24 import java.nio.ByteBuffer;
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26 import org.apache.directory.server.changepw.messages.ChangePasswordRequest;
27 import org.apache.directory.server.changepw.messages.ChangePasswordRequestModifier;
28 import org.apache.directory.server.kerberos.shared.io.decoder.ApplicationRequestDecoder;
29 import org.apache.directory.server.kerberos.shared.io.decoder.PrivateMessageDecoder;
30 import org.apache.directory.server.kerberos.shared.messages.ApplicationRequest;
31 import org.apache.directory.server.kerberos.shared.messages.application.PrivateMessage;
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38 public class ChangePasswordRequestDecoder
39 {
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47 public ChangePasswordRequest decode( ByteBuffer buf ) throws IOException
48 {
49 ChangePasswordRequestModifier modifier = new ChangePasswordRequestModifier();
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51 buf.getShort();
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53 modifier.setProtocolVersionNumber( buf.getShort() );
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55 short authHeaderLength = buf.getShort();
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57 byte[] undecodedAuthHeader = new byte[authHeaderLength];
58 buf.get( undecodedAuthHeader, 0, authHeaderLength );
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60 ApplicationRequestDecoder decoder = new ApplicationRequestDecoder();
61 ApplicationRequest authHeader = decoder.decode( undecodedAuthHeader );
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63 modifier.setAuthHeader( authHeader );
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65 byte[] encodedPrivate = new byte[buf.remaining()];
66 buf.get( encodedPrivate, 0, buf.remaining() );
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68 PrivateMessageDecoder privateDecoder = new PrivateMessageDecoder();
69 PrivateMessage privMessage = privateDecoder.decode( encodedPrivate );
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71 modifier.setPrivateMessage( privMessage );
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73 return modifier.getChangePasswordMessage();
74 }
75 }