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Java > Open Source Codes > org > codehaus > groovy > syntax > lexer > LexerTokenStream


1 package org.codehaus.groovy.syntax.lexer;
2
3 import org.codehaus.groovy.syntax.AbstractTokenStream;
4 import org.codehaus.groovy.syntax.SyntaxException;
5 import org.codehaus.groovy.syntax.ReadException;
6 import org.codehaus.groovy.syntax.Token;
7
8
9 /**
10  * Implements a <code>TokenStream</code> on a <code>Lexer</code>.
11  */
12
13 public class LexerTokenStream
14     extends AbstractTokenStream
15 {
16     private Lexer lexer;
17
18    /**
19     * Initializes the <code>LexerTokenStream</code>.
20     */
21
22     public LexerTokenStream(Lexer lexer)
23     {
24         this.lexer = lexer;
25     }
26
27
28    /**
29     * Returns the underlying <code>Lexer</code>.
30     */
31
32     public Lexer getLexer()
33     {
34         return this.lexer;
35     }
36
37
38    /**
39     * Returns the next token from the <code>Lexer</code>.
40     */
41
42     public Token nextToken() throws ReadException, SyntaxException
43     {
44         return getLexer().nextToken();
45     }
46 }
47
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