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
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Field Summary
Modifier and TypeFieldDescriptionNext token.Current token.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, AFTER, AND, ATLEAST, BEFORE, CARAT, CONTAINED_BY, CONTAINING, DEFAULT, EOF, EXTEND, FN_OR, FN_PREFIX, Function, FUZZYTERM, LPAREN, MAXGAPS, MAXWIDTH, MINUS, NON_OVERLAPPING, NOT, NOT_CONTAINED_BY, NOT_CONTAINING, NOT_WITHIN, NUMBER, OP_COLON, OP_EQUAL, OP_LESSTHAN, OP_LESSTHANEQ, OP_MORETHAN, OP_MORETHANEQ, OR, ORDERED, OVERLAPPING, PHRASE, PLUS, QUOTED, Range, RANGE_GOOP, RANGE_QUOTED, RANGE_TO, RANGEEX_END, RANGEEX_START, RANGEIN_END, RANGEIN_START, REGEXPTERM, RPAREN, TERM, TILDE, tokenImage, UNORDERED, UNORDERED_NO_OVERLAPS, WILDCARD, WITHIN
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Constructor Summary
ConstructorDescriptionStandardSyntaxParser
(CharStream stream) Constructor with user supplied CharStream.Constructor with generated Token Manager. -
Method Summary
Modifier and TypeMethodDescriptionfinal void
Disable tracing.final void
Enable tracing.Generate ParseException.final Token
Get the next Token.final Token
getToken
(int index) Get the specific Token.parse
(CharSequence query, CharSequence field) Parses a query string, returning aQueryNode
.static float
parseFloat
(Token token) static int
void
ReInit
(CharStream stream) Reinitialise.void
Reinitialise.final QueryNode
TopLevelQuery
(CharSequence field) final boolean
Trace enabled.
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Field Details
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token_source
Generated Token Manager. -
token
Current token. -
jj_nt
Next token.
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Constructor Details
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StandardSyntaxParser
public StandardSyntaxParser() -
StandardSyntaxParser
Constructor with user supplied CharStream. -
StandardSyntaxParser
Constructor with generated Token Manager.
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Method Details
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parse
Parses a query string, returning aQueryNode
.- Specified by:
parse
in interfaceSyntaxParser
- Parameters:
query
- the query string to be parsed.field
- - default field name- Returns:
- QueryNode tree
- Throws:
ParseException
- if the parsing failsQueryNodeParseException
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parseFloat
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parseInt
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TopLevelQuery
- Throws:
ParseException
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ReInit
Reinitialise. -
ReInit
Reinitialise. -
getNextToken
Get the next Token. -
getToken
Get the specific Token. -
generateParseException
Generate ParseException. -
trace_enabled
public final boolean trace_enabled()Trace enabled. -
enable_tracing
public final void enable_tracing()Enable tracing. -
disable_tracing
public final void disable_tracing()Disable tracing.
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