no.sesat.search.query.parser
Class QueryParserImpl

java.lang.Object
  no.sesat.search.query.parser.AbstractQueryParser
      no.sesat.search.query.parser.QueryParserImpl

All Implemented Interfaces:

QueryParser, QueryParserImplConstants

public final class QueryParserImpl
extends AbstractQueryParser
implements QueryParserImplConstants

This class is NOT synchronized. You must use a separate instance for each query.

Version:

$Id: QueryParserImpl.jj 7225 2009-04-09 00:32:20Z ssmiweve $

Author:

Nested Class Summary

Nested classes/interfaces inherited from interface no.sesat.search.query.parser.QueryParser

QueryParser.Context

Field Summary

Token	jj_nt
boolean	lookingAhead
Token	token
QueryParserImplTokenManager	token_source

Fields inherited from class no.sesat.search.query.parser.AbstractQueryParser

context, ERR_EMPTY_CONTEXT, LOG, OPERATOR_REGEX, SKIP_REGEX

Fields inherited from interface no.sesat.search.query.parser.QueryParserImplConstants

AND, ANDNOT, CLOSEP, DEFAULT, DIGIT, EMAIL, EMAIL_DISABLED, ENCODED_CHAR, EOF, FIELD_SUFFIX, HYPON, INTEGER, LETTER, NOT, NUMBER_GROUP, NUMBER_GROUP_DISABLED, OPENP, OR, PHONE_MIDDLE, PHONE_NUMBER, PHONE_NUMBER_DISABLED, PHONE_SYMBOL, QUOTED_WORD, QUOTED_WORD_DISABLED, tokenImage, URL, URL_DISABLED, URL_WORD, WORD, WORD_SYMBOL_MIDDLE, WORD_SYMBOL_PREFIX

Fields inherited from interface no.sesat.search.query.parser.QueryParser

OPERATORS, SKIP_CHARACTER_RANGES

Constructor Summary

QueryParserImpl(InputStream stream)

QueryParserImpl(InputStream stream, String encoding)

QueryParserImpl(QueryParser.Context cxt)

QueryParserImpl(QueryParser.Context cxt, int lexicalState)

QueryParserImpl(QueryParserImplTokenManager tm)

QueryParserImpl(Reader stream)

Method Summary

AndNotClause	andNotOperation()
AndClause	andOperation()
void	disable_tracing()
void	enable_tracing()
Clause	fieldedLeaf(Token field)
Clause	fieldedQuote(Token field)
ParseException	generateParseException()
Token	getNextToken()
Token	getToken(int index)
AndClause	hiddenAndOperation()
DefaultOperatorClause	hiddenDefaultOperation() OPERATIONS
Clause	hiddenOrOperation()
Clause	leaf() LEAVES
Clause	leafPrecedence()
Clause	looseJoinPrecedence()
Clause	noPrecedence()
NotClause	notOperation()
Clause	orOperation()
Clause	parse() do the actual parsing.
void	ReInit(InputStream stream)
void	ReInit(InputStream stream, String encoding)
void	ReInit(QueryParserImplTokenManager tm)
void	ReInit(Reader stream)
Clause	rootPrecedence() PRECEDENCES
Clause	strongJoinPrecedence()

Methods inherited from class no.sesat.search.query.parser.AbstractQueryParser

balance, createContext, enterMethod, even, exitMethod, fixFloatingHyphon, getQuery, numberNeedsTrailingSpace

Methods inherited from class java.lang.Object

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

Field Detail

token_source

public QueryParserImplTokenManager token_source

token

public Token token

jj_nt

public Token jj_nt

lookingAhead

public boolean lookingAhead

Constructor Detail

QueryParserImpl

public QueryParserImpl(QueryParser.Context cxt)

QueryParserImpl

public QueryParserImpl(QueryParser.Context cxt,
                       int lexicalState)

QueryParserImpl

public QueryParserImpl(InputStream stream)

QueryParserImpl

public QueryParserImpl(InputStream stream,
                       String encoding)

QueryParserImpl

public QueryParserImpl(Reader stream)

QueryParserImpl

public QueryParserImpl(QueryParserImplTokenManager tm)

Method Detail

parse

public final Clause parse()
                   throws ParseException

Description copied from class: AbstractQueryParser

do the actual parsing. This method shouldn't be public but that's the way javacc creates it unfortunately.

Specified by:

parse in class AbstractQueryParser

Returns:

the clause hierarchy ready to wrap a Query around.

Throws:

ParseException - when parsing the inputted query string.

rootPrecedence

public final Clause rootPrecedence()
                            throws ParseException

PRECEDENCES

Throws:

ParseException

noPrecedence

public final Clause noPrecedence()
                          throws ParseException

Throws:

ParseException

looseJoinPrecedence

public final Clause looseJoinPrecedence()
                                 throws ParseException

Throws:

ParseException

strongJoinPrecedence

public final Clause strongJoinPrecedence()
                                  throws ParseException

Throws:

ParseException

leafPrecedence

public final Clause leafPrecedence()
                            throws ParseException

Throws:

ParseException

hiddenDefaultOperation

public final DefaultOperatorClause hiddenDefaultOperation()
                                                   throws ParseException

OPERATIONS

Throws:

ParseException

andNotOperation

public final AndNotClause andNotOperation()
                                   throws ParseException

Throws:

ParseException

orOperation

public final Clause orOperation()
                         throws ParseException

Throws:

ParseException

andOperation

public final AndClause andOperation()
                             throws ParseException

Throws:

ParseException

hiddenAndOperation

public final AndClause hiddenAndOperation()
                                   throws ParseException

Throws:

ParseException

hiddenOrOperation

public final Clause hiddenOrOperation()
                               throws ParseException

Throws:

ParseException

notOperation

public final NotClause notOperation()
                             throws ParseException

Throws:

ParseException

leaf

public final Clause leaf()
                  throws ParseException

LEAVES

Throws:

ParseException

fieldedLeaf

public final Clause fieldedLeaf(Token field)
                         throws ParseException

Throws:

ParseException

fieldedQuote

public final Clause fieldedQuote(Token field)
                          throws ParseException

Throws:

ParseException

ReInit

public void ReInit(InputStream stream)

ReInit

public void ReInit(InputStream stream,
                   String encoding)

ReInit

public void ReInit(Reader stream)

Specified by:

ReInit in class AbstractQueryParser

ReInit

public void ReInit(QueryParserImplTokenManager 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()