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20 package org.apache.directory.api.ldap.codec.controls.sort;
21
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23 import static org.apache.directory.api.ldap.codec.controls.sort.SortResponseFactory.ATTRIBUTE_TYPE_TAG;
24
25 import org.apache.directory.api.asn1.DecoderException;
26 import org.apache.directory.api.asn1.ber.grammar.AbstractGrammar;
27 import org.apache.directory.api.asn1.ber.grammar.Grammar;
28 import org.apache.directory.api.asn1.ber.grammar.GrammarAction;
29 import org.apache.directory.api.asn1.ber.grammar.GrammarTransition;
30 import org.apache.directory.api.asn1.ber.tlv.BerValue;
31 import org.apache.directory.api.asn1.ber.tlv.UniversalTag;
32 import org.apache.directory.api.i18n.I18n;
33 import org.apache.directory.api.util.Strings;
34 import org.slf4j.Logger;
35 import org.slf4j.LoggerFactory;
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43 public final class SortResponseGrammar extends AbstractGrammar<SortResponseContainer>
44 {
45
46 static final Logger LOG = LoggerFactory.getLogger( SortRequestGrammar.class );
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49 private static Grammar<SortResponseContainer> instance = new SortResponseGrammar();
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52 @SuppressWarnings("unchecked")
53 private SortResponseGrammar()
54 {
55 setName( SortResponseGrammar.class.getName() );
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58 super.transitions = new GrammarTransition[SortResponseStates.END_STATE.ordinal()][256];
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60 super.transitions[SortResponseStates.START_STATE.ordinal()][UniversalTag.SEQUENCE.getValue()] =
61 new GrammarTransition<SortResponseContainer>( SortResponseStates.START_STATE,
62 SortResponseStates.SEQUENCE_STATE,
63 UniversalTag.SEQUENCE.getValue(), null );
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65 super.transitions[SortResponseStates.SEQUENCE_STATE.ordinal()][UniversalTag.ENUMERATED.getValue()] =
66 new GrammarTransition<SortResponseContainer>( SortResponseStates.SEQUENCE_STATE,
67 SortResponseStates.RESULT_CODE_STATE,
68 UniversalTag.ENUMERATED.getValue(), new StoreSortResponseResultCode<SortResponseContainer>() );
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70 super.transitions[SortResponseStates.RESULT_CODE_STATE.ordinal()][ATTRIBUTE_TYPE_TAG] =
71 new GrammarTransition<SortResponseContainer>( SortResponseStates.RESULT_CODE_STATE,
72 SortResponseStates.AT_DESC_STATE,
73 ATTRIBUTE_TYPE_TAG, new GrammarAction<SortResponseContainer>()
74 {
75
76 @Override
77 public void action( SortResponseContainer container ) throws DecoderException
78 {
79 BerValue value = container.getCurrentTLV().getValue();
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81 String atType = Strings.utf8ToString( value.getData() );
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83 if ( LOG.isDebugEnabled() )
84 {
85 LOG.debug( I18n.msg( I18n.MSG_05310_ATTRIBUTE_TYPE, atType ) );
86 }
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88 container.getControl().setAttributeName( atType );
89 container.setGrammarEndAllowed( true );
90 }
91 } );
92
93 }
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101 public static Grammar<?> getInstance()
102 {
103 return instance;
104 }
105 }