org.egothor.query.parser
Class Parser

java.lang.Object
  org.egothor.query.parser.Parser

All Implemented Interfaces:

ParserConstants

public class Parser
extends java.lang.Object
implements ParserConstants

Author:

Leo Galambos

Field Summary

Token	jj_nt
Token	token
ParserTokenManager	token_source

Fields inherited from interface org.egothor.query.parser.ParserConstants

ACRONYM, CJK_LETTER, DATE, DEFAULT, DIGIT, EOF, GRAM, LETTER, MARK, NUM, SYMBOL, tokenImage, WORD

Constructor Summary

Parser(java.io.InputStream stream)

Parser(ParserTokenManager tm)

Parser(java.io.Reader stream)

Method Summary

void	disable_tracing()
void	enable_tracing()
ParseException	generateParseException()
Token	getNextToken()
Token	getToken(int index)
static void	main(java.lang.String[] args)
Token	next() Returns the next token in the stream, or null at EOS.
Query	readClausula()
Query	readClausulaI()
Query	readClausulaX()
Query	readPhrase()
void	readQuery(QGroup q)
QTerm	readToken()
java.lang.String	readTokSpec()
void	ReInit(java.io.InputStream stream)
void	ReInit(ParserTokenManager tm)
void	ReInit(java.io.Reader stream)

Methods inherited from class java.lang.Object

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

Field Detail

token_source

public ParserTokenManager token_source

token

public Token token

jj_nt

public Token jj_nt

Constructor Detail

Parser

public Parser(java.io.InputStream stream)

Parser

public Parser(java.io.Reader stream)

Parser

public Parser(ParserTokenManager tm)

Method Detail

main

public static void main(java.lang.String[] args)

next

public final Token next()
                 throws ParseException

Returns the next token in the stream, or null at EOS.

Throws:

ParseException

readTokSpec

public final java.lang.String readTokSpec()
                                   throws ParseException

Throws:

ParseException

readToken

public final QTerm readToken()
                      throws ParseException

Throws:

ParseException

readClausulaX

public final Query readClausulaX()
                          throws ParseException

Throws:

ParseException

readPhrase

public final Query readPhrase()
                       throws ParseException

Throws:

ParseException

readClausulaI

public final Query readClausulaI()
                          throws ParseException

Throws:

ParseException

readClausula

public final Query readClausula()
                         throws ParseException

Throws:

ParseException

readQuery

public final void readQuery(QGroup q)
                     throws ParseException

Throws:

ParseException

ReInit

public void ReInit(java.io.InputStream stream)

ReInit

public void ReInit(java.io.Reader stream)

ReInit

public void ReInit(ParserTokenManager tm)

getNextToken

public final Token getNextToken()

getToken

public final Token getToken(int index)

generateParseException

public ParseException generateParseException()

enable_tracing

public final void enable_tracing()

disable_tracing

public final void disable_tracing()