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20 package org.apache.directory.server.kerberos.shared.io.encoder;
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23 import java.io.ByteArrayOutputStream;
24 import java.io.IOException;
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26 import org.apache.directory.server.kerberos.shared.messages.Encodable;
27 import org.apache.directory.server.kerberos.shared.messages.value.EncryptedTimeStamp;
28 import org.apache.directory.shared.asn1.der.ASN1OutputStream;
29 import org.apache.directory.shared.asn1.der.DERInteger;
30 import org.apache.directory.shared.asn1.der.DERSequence;
31 import org.apache.directory.shared.asn1.der.DERTaggedObject;
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38 public class EncryptedTimestampEncoder implements Encoder, EncoderFactory
39 {
40 public byte[] encode( Encodable encryptedTimestamp ) throws IOException
41 {
42 ByteArrayOutputStream baos = new ByteArrayOutputStream();
43 ASN1OutputStream aos = new ASN1OutputStream( baos );
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45 aos.writeObject( encodeTimestamp( ( EncryptedTimeStamp ) encryptedTimestamp ) );
46 aos.close();
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48 return baos.toByteArray();
49 }
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51
52 public Encoder getEncoder()
53 {
54 return new EncryptedTimestampEncoder();
55 }
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64 private DERSequence encodeTimestamp( EncryptedTimeStamp encryptedTimestamp )
65 {
66 DERSequence sequence = new DERSequence();
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68 sequence.add( new DERTaggedObject( 0, KerberosTimeEncoder.encode( encryptedTimestamp.getTimeStamp() ) ) );
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70 if ( encryptedTimestamp.getMicroSeconds() > 0 )
71 {
72 sequence.add( new DERTaggedObject( 1, DERInteger.valueOf( encryptedTimestamp.getMicroSeconds() ) ) );
73 }
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75 return sequence;
76 }
77 }