openjava.syntax
Class TokenRule

java.lang.Object
  |
  +--openjava.syntax.AbstractSyntaxRule
        |
        +--openjava.syntax.TokenRule
All Implemented Interfaces:
SyntaxRule, TokenID

public final class TokenRule
extends AbstractSyntaxRule

The class TokenRule represents the syntax rule of a list separated by an separator.

Suppose there's a syntax rule A and token t. This class can represents the syntax A ( t A )*.

Since:
%SOFTWARE% 1.0
See Also:
Object

Fields inherited from interface openjava.syntax.TokenID
ABSTRACT, ANDASSIGN, ASSIGN, BANG, BIT_AND, BIT_OR, BOOLEAN, BREAK, BYTE, CASE, CATCH, CHAR, CHARACTER_LITERAL, CLASS, COLON, COMMA, CONDITIONAL_AND, CONDITIONAL_OR, CONTINUE, DECREMENT, DEFAULT, DO, DOT, DOUBLE, DOUBLE_LITERAL, ELSE, EOF, EQUAL, EXTENDS, FALSE, FINAL, FINALLY, FLOAT, FLOAT_LITERAL, FOR, GREATER, GREATER_EQUAL, HOOK, IDENTIFIER, IF, IMPLEMENTS, IMPORT, INCREMENT, INSTANCEOF, INSTANTIATES, INT, INTEGER_LITERAL, INTERFACE, LBRACE, LBRACKET, LESS, LESS_EQUAL, LONG, LONG_LITERAL, LPAREN, LSHIFT, LSHIFTASSIGN, METACLASS, MINUS, MINUSASSIGN, NATIVE, NEW, NOT_EQUAL, NULL, ORASSIGN, PACKAGE, PLUS, PLUSASSIGN, PRIVATE, PROTECTED, PUBLIC, RBRACE, RBRACKET, REM, REMASSIGN, RETURN, RPAREN, RSIGNEDSHIFT, RSIGNEDSHIFTASSIGN, RUNSIGNEDSHIFT, RUNSIGNEDSHIFTASSIGN, SEMICOLON, SHORT, SLASH, SLASHASSIGN, STAR, STARASSIGN, STATIC, STRING_LITERAL, SUPER, SWITCH, SYNCHRONIZED, THIS, THROW, THROWS, TILDE, TRANSIENT, TRUE, TRY, VOID, VOLATILE, WHILE, XOR, XORASSIGN
 
Constructor Summary
TokenRule(int token_id)
          Allocates a new rule representing a specified token.
 
Method Summary
 ParseTree consume(TokenSource token_src)
          Consumes token source.
 
Methods inherited from class openjava.syntax.AbstractSyntaxRule
getSyntaxException, lookahead
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

TokenRule

public TokenRule(int token_id)
Allocates a new rule representing a specified token.
Parameters:
separator_token - the id of a token.
See Also:
TokenID
Method Detail

consume

public final ParseTree consume(TokenSource token_src)
                        throws SyntaxException
Consumes token source.
Overrides:
consume in class AbstractSyntaxRule
Parameters:
token_src - token source.
Returns:
null if this fails to consume a syntax tree represented by this object. Otherwise it returns ObjectList object.