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1
6
7 package com.hp.hpl.jena.graph.query.regexptrees;
8
9 import java.util.List  ;
10
11
15 public class SimpleGenerator implements RegexpTreeGenerator
16 {
17 public RegexpTree getAnySingle() { return RegexpTree.ANY; }
18 public RegexpTree getStartOfLine() { return RegexpTree.SOL; }
19 public RegexpTree getEndOfLine() { return RegexpTree.EOL; }
20 public RegexpTree getNothing() { return RegexpTree.NON; }
21
22 public RegexpTree getText( char ch ) { return Text.create( ch ); }
23
24 public RegexpTree getZeroOrMore( RegexpTree d ) { return new ZeroOrMore( d ); }
25 public RegexpTree getOneOrMore( RegexpTree d ) { return new OneOrMore( d ); }
26 public RegexpTree getOptional( RegexpTree d ) { return new Optional( d ); }
27
28 public RegexpTree getSequence( List operands ) { return Sequence.create( operands ); }
29 public RegexpTree getAlternatives( List operands ) { return Alternatives.create( operands ); }
30
31 public RegexpTree getBackReference( int n ) { return new BackReference( n ); }
32
33 public RegexpTree getClass( String chars, boolean reject )
34 { return reject ? (RegexpTree) new NoneOf( chars ) : new AnyOf( chars ); }
35
36 public RegexpTree getParen( RegexpTree operand, int index )
37 { return new Paren( operand, index ); }
38 }
39
40 |
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