Package org.apache.lucene.queryparser.flexible.standard.parser

Class StandardSyntaxParser

java.lang.Object

org.apache.lucene.queryparser.flexible.standard.parser.StandardSyntaxParser

All Implemented Interfaces:

SyntaxParser, StandardSyntaxParserConstants

public class StandardSyntaxParser
extends Object
implements SyntaxParser, StandardSyntaxParserConstants

Parser for the standard Lucene syntax

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static final class	StandardSyntaxParser.JJCalls
private static final class	StandardSyntaxParser.LookaheadSuccess

Field Summary

Fields

Modifier and Type	Field	Description
private final StandardSyntaxParser.JJCalls[]	jj_2_rtns
private int	jj_endpos
private List<int[]>	jj_expentries
private int[]	jj_expentry
private int	jj_gc
private int	jj_gen
private int	jj_kind
private int	jj_la
private final int[]	jj_la1
private static int[]	jj_la1_0
private static int[]	jj_la1_1
private Token	jj_lastpos
private int[]	jj_lasttokens
private final StandardSyntaxParser.LookaheadSuccess	jj_ls
Token	jj_nt	Next token.
private int	jj_ntk
private boolean	jj_rescan
private Token	jj_scanpos
Token	token	Current token.
StandardSyntaxParserTokenManager	token_source	Generated Token Manager.

Fields inherited from interface org.apache.lucene.queryparser.flexible.standard.parser.StandardSyntaxParserConstants

_ESCAPED_CHAR, _NUM_CHAR, _QUOTED_CHAR, _TERM_CHAR, _TERM_START_CHAR, _WHITESPACE, AND, Boost, CARAT, DEFAULT, EOF, FUZZY_SLOP, LPAREN, MINUS, NOT, NUMBER, OP_COLON, OP_EQUAL, OP_LESSTHAN, OP_LESSTHANEQ, OP_MORETHAN, OP_MORETHANEQ, OR, PLUS, QUOTED, Range, RANGE_GOOP, RANGE_QUOTED, RANGE_TO, RANGEEX_END, RANGEEX_START, RANGEIN_END, RANGEIN_START, REGEXPTERM, RPAREN, TERM, tokenImage

Constructor Summary

Constructors

Constructor	Description
StandardSyntaxParser()
StandardSyntaxParser(CharStream stream)	Constructor with user supplied CharStream.
StandardSyntaxParser(StandardSyntaxParserTokenManager tm)	Constructor with generated Token Manager.

Method Summary

Modifier and Type	Method	Description
final QueryNode	Clause(CharSequence field)
final QueryNode	ConjQuery(CharSequence field)
final void	disable_tracing()	Disable tracing.
final QueryNode	DisjQuery(CharSequence field)
final void	enable_tracing()	Enable tracing.
ParseException	generateParseException()	Generate ParseException.
final Token	getNextToken()	Get the next Token.
final Token	getToken(int index)	Get the specific Token.
private boolean	jj_2_1(int xla)
private boolean	jj_2_2(int xla)
private boolean	jj_3_1()
private boolean	jj_3_2()
private boolean	jj_3R_10()
private boolean	jj_3R_11()
private boolean	jj_3R_12()
private boolean	jj_3R_4()
private boolean	jj_3R_5()
private boolean	jj_3R_6()
private boolean	jj_3R_7()
private boolean	jj_3R_8()
private boolean	jj_3R_9()
private void	jj_add_error_token(int kind, int pos)
private Token	jj_consume_token(int kind)
private static void	jj_la1_init_0()
private static void	jj_la1_init_1()
private int	jj_ntk()
private void	jj_rescan_token()
private void	jj_save(int index, int xla)
private boolean	jj_scan_token(int kind)
final QueryNode	ModClause(CharSequence field)
final ModifierQueryNode.Modifier	Modifiers()
QueryNode	parse(CharSequence query, CharSequence field)	Parses a query string, returning a QueryNode.
final QueryNode	Query(CharSequence field)
void	ReInit(CharStream stream)	Reinitialise.
void	ReInit(StandardSyntaxParserTokenManager tm)	Reinitialise.
final QueryNode	Term(CharSequence field)
final QueryNode	TopLevelQuery(CharSequence field)

Methods inherited from class java.lang.Object

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

Field Details

token_source

public StandardSyntaxParserTokenManager token_source

Generated Token Manager.

token

public Token token

Current token.

jj_nt

public Token jj_nt

Next token.

jj_ntk

private int jj_ntk

jj_scanpos

private Token jj_scanpos

jj_lastpos

private Token jj_lastpos

jj_la

private int jj_la

jj_gen

private int jj_gen

jj_la1

private final int[] jj_la1

jj_la1_0

private static int[] jj_la1_0

jj_la1_1

private static int[] jj_la1_1

jj_2_rtns

private final StandardSyntaxParser.JJCalls[] jj_2_rtns

jj_rescan

private boolean jj_rescan

jj_gc

private int jj_gc

jj_ls

private final StandardSyntaxParser.LookaheadSuccess jj_ls

jj_expentries

private List<int[]> jj_expentries

jj_expentry

private int[] jj_expentry

jj_kind

private int jj_kind

jj_lasttokens

private int[] jj_lasttokens

jj_endpos

private int jj_endpos

Constructor Details

StandardSyntaxParser

public StandardSyntaxParser()

StandardSyntaxParser

public StandardSyntaxParser(CharStream stream)

Constructor with user supplied CharStream.

StandardSyntaxParser

public StandardSyntaxParser(StandardSyntaxParserTokenManager tm)

Constructor with generated Token Manager.

Method Details

parse

public QueryNode parse(CharSequence query,
 CharSequence field)
                throws QueryNodeParseException

Parses a query string, returning a QueryNode.

Specified by:

parse in interface SyntaxParser

Parameters:

query - the query string to be parsed.

field - - default field name

Returns:

QueryNode tree

Throws:

ParseException - if the parsing fails

QueryNodeParseException

Modifiers

public final ModifierQueryNode.Modifier Modifiers()
                                           throws ParseException

Throws:

ParseException

TopLevelQuery

public final QueryNode TopLevelQuery(CharSequence field)
                              throws ParseException

Throws:

ParseException

Query

public final QueryNode Query(CharSequence field)
                      throws ParseException

Throws:

ParseException

DisjQuery

public final QueryNode DisjQuery(CharSequence field)
                          throws ParseException

Throws:

ParseException

ConjQuery

public final QueryNode ConjQuery(CharSequence field)
                          throws ParseException

Throws:

ParseException

ModClause

public final QueryNode ModClause(CharSequence field)
                          throws ParseException

Throws:

ParseException

Clause

public final QueryNode Clause(CharSequence field)
                       throws ParseException

Throws:

ParseException

Term

public final QueryNode Term(CharSequence field)
                     throws ParseException

Throws:

ParseException

jj_2_1

private boolean jj_2_1(int xla)

jj_2_2

private boolean jj_2_2(int xla)

jj_3R_12

private boolean jj_3R_12()

jj_3R_11

private boolean jj_3R_11()

jj_3_1

private boolean jj_3_1()

jj_3R_8

private boolean jj_3R_8()

jj_3R_10

private boolean jj_3R_10()

jj_3R_7

private boolean jj_3R_7()

jj_3R_9

private boolean jj_3R_9()

jj_3R_5

private boolean jj_3R_5()

jj_3R_4

private boolean jj_3R_4()

jj_3R_6

private boolean jj_3R_6()

jj_3_2

private boolean jj_3_2()

jj_la1_init_0

private static void jj_la1_init_0()

jj_la1_init_1

private static void jj_la1_init_1()

ReInit

public void ReInit(CharStream stream)

Reinitialise.

ReInit

public void ReInit(StandardSyntaxParserTokenManager tm)

Reinitialise.

jj_consume_token

private Token jj_consume_token(int kind)
                        throws ParseException

Throws:

ParseException

jj_scan_token

private boolean jj_scan_token(int kind)

getNextToken

public final Token getNextToken()

Get the next Token.

getToken

public final Token getToken(int index)

Get the specific Token.

jj_ntk

private int jj_ntk()

jj_add_error_token

private void jj_add_error_token(int kind,
 int pos)

generateParseException

public ParseException generateParseException()

Generate ParseException.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.

jj_rescan_token

private void jj_rescan_token()

jj_save

private void jj_save(int index,
 int xla)