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17 package org.apache.asn1.ber.digester.rules ;
18
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20 import java.nio.ByteBuffer;
21
22 import org.apache.asn1.ber.TagEnum;
23
24
25 /***
26 * Rule that collects octets and leaves octets as a string on the stack.
27 *
28 * @author <a href="mailto:dev@directory.apache.org">Apache Directory
29 * Project</a>
30 * @version $Rev: 157644 $
31 */
32 public class Octets2StringRule extends PrimitiveOctetStringRule
33 {
34 public Octets2StringRule()
35 {
36 super();
37 }
38
39
40 public Octets2StringRule( TagEnum tag )
41 {
42 super( tag );
43 }
44
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47
48
49 public void finish()
50 {
51 super.finish() ;
52
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54 ByteBuffer buf = ( ByteBuffer ) getDigester().pop() ;
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56 byte[] octets = null ;
57 if ( buf.limit() == buf.capacity() && buf.hasArray() )
58 {
59
60 octets = buf.array() ;
61 }
62 else
63 {
64
65 octets = new byte[buf.remaining()] ;
66 buf.get( octets ) ;
67 }
68
69 getDigester().push( new String( octets ) ) ;
70 }
71 }