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public interface QueryParser
Constructs QueryParser
Field Summary | |
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static int |
DEFAULT_OPERATOR
|
static int |
DEFAULT_PHRASE_SLOP
|
static int |
OPERATOR_AND
|
static int |
OPERATOR_OR
|
Method Summary | |
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int |
getOperator()
Get's the operator |
int |
getPhraseSlop()
Gets the default slop for phrases. |
org.apache.lucene.search.Query |
parse(java.lang.String query)
Parses a query string, returning a Query. |
void |
setOperator(int i)
Set the boolean operator of the QueryParser. |
void |
setPhraseSlop(int i)
Sets the default slop for phrases. |
void |
setUp(Analyzer a,
int phraseSlop,
int operator)
Sets the fields of the query parser |
void |
setUp(java.lang.String f,
Analyzer a)
Sets the fields of the query parser |
void |
setUp(java.lang.String f,
Analyzer a,
int phraseSlop,
int operator)
Sets the fields of the query parser |
void |
setUp(java.lang.String f,
Analyzer a,
SearchLocations sl,
int phraseSlop,
int operator)
Sets the fields of the query parser |
Field Detail |
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static final int DEFAULT_OPERATOR
static final int OPERATOR_OR
static final int OPERATOR_AND
static final int DEFAULT_PHRASE_SLOP
Method Detail |
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void setUp(java.lang.String f, Analyzer a)
f
- the default field for query terms.a
- used to find terms in the query text.void setUp(Analyzer a, int phraseSlop, int operator)
a
- used to find terms in the query text.phraseSlop
- the slopoperator
- the operatorvoid setUp(java.lang.String f, Analyzer a, int phraseSlop, int operator)
f
- the default field for query terms.a
- used to find terms in the query text.phraseSlop
- the slopoperator
- the operatorvoid setUp(java.lang.String f, Analyzer a, SearchLocations sl, int phraseSlop, int operator)
f
- the default field for query terms.a
- used to find terms in the query text.sl
- SearchLocationsphraseSlop
- the slopoperator
- the operatororg.apache.lucene.search.Query parse(java.lang.String query) throws ParseException, TokenMgrError
query
- the query string to be parsed.
ParseException
- if the parsing fails
TokenMgrError
- if ther parsing failsint getOperator()
int getPhraseSlop()
void setOperator(int i)
DEFAULT_OPERATOR_OR) terms without any modifiers
are considered optional: for example capital of Hungary
is equal to
capital OR of OR Hungary
.
In DEFAULT_OPERATOR_AND
terms are considered to be in conjuction: the
above mentioned query is parsed as capital AND of AND Hungary
void setPhraseSlop(int i)
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