marf.nlp.Parsing.GrammarCompiler
Class GrammarTokenType

java.lang.Object
  marf.nlp.Parsing.TokenType
      marf.nlp.Parsing.TokenSubType
          marf.nlp.Parsing.GrammarCompiler.GrammarTokenType

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

ProbabilisticGrammarTokenType

public class GrammarTokenType
extends TokenSubType

Represents the data type of a grammar token.

$Id: GrammarTokenType.java,v 1.13 2006/01/19 04:13:17 mokhov Exp $

Since:

0.3.0.2

Version:

$Revision: 1.13 $

Author:

Serguei Mokhov

See Also:

Serialized Form

Field Summary

static int	EPSILON This indicates the epsilon in the grammar tokens.
static int	GRAMMAR_EOL End of grammar line or statement.
static int	GRAMMAR_ID Equivalent to TokenType's ID but for grammar parsing.
static int	GRAMMAR_OR Productions separator - `|'.
static int	RULE_OP Corresponds to the rule operator `::='.
static int	S_CHECK_DEFINED Indicates to check whether a symbol was defined.
static int	S_CHECK_MEMB_DEFINED Indicates to check whether a memory buffer was defined.
static int	S_CHECK_SCOPE Indicates to check scope of applicability.
static int	S_DEFINE_CLASS Indicates to check whether a class was defined.
static int	S_DEFINE_FUNC Indicates to check whether a function was defined.
static int	S_DEFINE_VAR Indicates to check whether a variable was defined.
static int	S_ENFORCE_INT Indicates to enforce integer type.
static int	S_TYPE_CHECK_AND_CAST Indicates to do type checks and implicit casts if possible.
static int	SE_MISSING_SEMICOLON Indicates a missing semicolon syntax error.
static int	SEMANTIC_TOKEN Semantic token type.

Fields inherited from class marf.nlp.Parsing.TokenSubType

AND, CLASS, COMMA, CURLY_CL, CURLY_OP, DO, ELSE, IF, INTEGER, iSubtype, NOT, OP_ASIGN, OP_DIV, OP_EQ, OP_GE, OP_GT, OP_LE, OP_LT, OP_MEMB, OP_MINUS, OP_MULT, OP_NE, OP_PLUS, OR, PAREN_CL, PAREN_OP, PROGRAM, READ, REAL, RETURN, SEMICOLON, soBrackets, soKeywords, soOperators, soTokenSubTypes, soValidPunctuation, SQR_CL, SQR_OP, THEN, THIS, WHILE, WRITE

Fields inherited from class marf.nlp.Parsing.TokenType

BACKTRACK, BRACKET, EOF, ERROR, ID, iType, KEYWORD, NUM, OPERATOR, PUNCT, soTokenTypes, UNKNOWN

Constructor Summary

GrammarTokenType()
Constructor.

Method Summary

static java.lang.String

getMARFSourceCodeRevision() Retrieves class' revision.

Methods inherited from class marf.nlp.Parsing.TokenSubType

getSubtype, setSubtype, setSubTypeByLexeme

Methods inherited from class marf.nlp.Parsing.TokenType

getType, setType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EPSILON

public static final int EPSILON

This indicates the epsilon in the grammar tokens.

See Also:

Constant Field Values

GRAMMAR_OR

public static final int GRAMMAR_OR

Productions separator - `|'.

See Also:

Constant Field Values

RULE_OP

public static final int RULE_OP

Corresponds to the rule operator `::='.

See Also:

Constant Field Values

GRAMMAR_ID

public static final int GRAMMAR_ID

Equivalent to TokenType's ID but for grammar parsing. Grammar's IDs are all non-terminals.

See Also:

Constant Field Values

GRAMMAR_EOL

public static final int GRAMMAR_EOL

End of grammar line or statement.

See Also:

Constant Field Values

SEMANTIC_TOKEN

public static final int SEMANTIC_TOKEN

Semantic token type.

See Also:

Constant Field Values

S_CHECK_DEFINED

public static final int S_CHECK_DEFINED

Indicates to check whether a symbol was defined.

See Also:

Constant Field Values

S_DEFINE_VAR

public static final int S_DEFINE_VAR

Indicates to check whether a variable was defined.

See Also:

Constant Field Values

S_DEFINE_FUNC

public static final int S_DEFINE_FUNC

Indicates to check whether a function was defined.

See Also:

Constant Field Values

S_DEFINE_CLASS

public static final int S_DEFINE_CLASS

Indicates to check whether a class was defined.

See Also:

Constant Field Values

S_CHECK_SCOPE

public static final int S_CHECK_SCOPE

Indicates to check scope of applicability.

See Also:

Constant Field Values

S_ENFORCE_INT

public static final int S_ENFORCE_INT

Indicates to enforce integer type.

See Also:

Constant Field Values

S_TYPE_CHECK_AND_CAST

public static final int S_TYPE_CHECK_AND_CAST

Indicates to do type checks and implicit casts if possible.

See Also:

Constant Field Values

S_CHECK_MEMB_DEFINED

public static final int S_CHECK_MEMB_DEFINED

Indicates to check whether a memory buffer was defined.

See Also:

Constant Field Values

SE_MISSING_SEMICOLON

public static final int SE_MISSING_SEMICOLON

Indicates a missing semicolon syntax error.

See Also:

Constant Field Values

Constructor Detail

GrammarTokenType

public GrammarTokenType()

Constructor. Initializes default token types and keywords.

Method Detail

getMARFSourceCodeRevision

public static java.lang.String getMARFSourceCodeRevision()

Retrieves class' revision.

Returns:

revision string