Package | Description |
---|---|
org.apache.lucene.index.memory |
High-performance single-document main memory Apache Lucene fulltext search index.
|
org.apache.lucene.queryParser |
A simple query parser implemented with JavaCC.
|
org.apache.lucene.queryParser.analyzing | |
org.apache.lucene.queryParser.precedence | |
org.apache.lucene.queryParser.surround.query |
This package contains SrndQuery and its subclasses.
|
org.apache.lucene.search |
Search over indices.
|
org.apache.lucene.search.highlight |
The highlight package contains classes to provide "keyword in context" features
typically used to highlight search terms in the text of results pages.
|
org.apache.lucene.search.regex |
Regular expression Query.
|
org.apache.lucene.search.similar |
Document similarity query generators.
|
org.apache.lucene.search.spans |
The calculus of spans.
|
org.apache.lucene.wordnet |
This package uses synonyms defined by WordNet to build a
Lucene index storing them, which in turn can be used for query expansion.
|
Modifier and Type | Method and Description |
---|---|
float |
MemoryIndex.search(Query query)
Convenience method that efficiently returns the relevance score by
matching this index against the given Lucene query expression.
|
Modifier and Type | Method and Description |
---|---|
Query |
QueryParser.Clause(String field) |
protected Query |
QueryParser.getBooleanQuery(Vector clauses)
Factory method for generating query, given a set of clauses.
|
protected Query |
QueryParser.getBooleanQuery(Vector clauses,
boolean disableCoord)
Factory method for generating query, given a set of clauses.
|
protected Query |
MultiFieldQueryParser.getFieldQuery(String field,
Analyzer analyzer,
String queryText)
Deprecated.
|
protected Query |
QueryParser.getFieldQuery(String field,
Analyzer analyzer,
String queryText)
Deprecated.
|
protected Query |
QueryParser.getFieldQuery(String field,
Analyzer analyzer,
String queryText,
int slop)
Deprecated.
|
protected Query |
MultiFieldQueryParser.getFieldQuery(String field,
String queryText) |
protected Query |
QueryParser.getFieldQuery(String field,
String queryText) |
protected Query |
MultiFieldQueryParser.getFieldQuery(String field,
String queryText,
int slop) |
protected Query |
QueryParser.getFieldQuery(String field,
String queryText,
int slop)
Base implementation delegates to
QueryParser.getFieldQuery(String,String) . |
protected Query |
MultiFieldQueryParser.getFuzzyQuery(String field,
String termStr)
Deprecated.
|
protected Query |
QueryParser.getFuzzyQuery(String field,
String termStr)
Deprecated.
|
protected Query |
MultiFieldQueryParser.getFuzzyQuery(String field,
String termStr,
float minSimilarity) |
protected Query |
QueryParser.getFuzzyQuery(String field,
String termStr,
float minSimilarity)
Factory method for generating a query (similar to
QueryParser.getWildcardQuery(java.lang.String, java.lang.String) ). |
protected Query |
MultiFieldQueryParser.getPrefixQuery(String field,
String termStr) |
protected Query |
QueryParser.getPrefixQuery(String field,
String termStr)
Factory method for generating a query (similar to
QueryParser.getWildcardQuery(java.lang.String, java.lang.String) ). |
protected Query |
MultiFieldQueryParser.getRangeQuery(String field,
Analyzer analyzer,
String part1,
String part2,
boolean inclusive)
|
protected Query |
QueryParser.getRangeQuery(String field,
Analyzer analyzer,
String part1,
String part2,
boolean inclusive)
Deprecated.
|
protected Query |
MultiFieldQueryParser.getRangeQuery(String field,
String part1,
String part2,
boolean inclusive) |
protected Query |
QueryParser.getRangeQuery(String field,
String part1,
String part2,
boolean inclusive) |
protected Query |
MultiFieldQueryParser.getWildcardQuery(String field,
String termStr) |
protected Query |
QueryParser.getWildcardQuery(String field,
String termStr)
Factory method for generating a query.
|
Query |
QueryParser.parse(String query)
Parses a query string, returning a
Query . |
static Query |
MultiFieldQueryParser.parse(String[] queries,
String[] fields,
Analyzer analyzer)
Parses a query which searches on the fields specified.
|
static Query |
MultiFieldQueryParser.parse(String[] queries,
String[] fields,
BooleanClause.Occur[] flags,
Analyzer analyzer)
Parses a query, searching on the fields specified.
|
static Query |
MultiFieldQueryParser.parse(String[] queries,
String[] fields,
int[] flags,
Analyzer analyzer)
Deprecated.
|
static Query |
MultiFieldQueryParser.parse(String query,
String[] fields,
Analyzer analyzer)
Deprecated.
use
QueryParser.parse(String) instead but note that it
returns a different query for queries where all terms are required:
its query excepts all terms, no matter in what field they occur whereas
the query built by this (deprecated) method expected all terms in all fields
at the same time. |
static Query |
MultiFieldQueryParser.parse(String query,
String[] fields,
BooleanClause.Occur[] flags,
Analyzer analyzer)
Parses a query, searching on the fields specified.
|
static Query |
MultiFieldQueryParser.parse(String query,
String[] fields,
int[] flags,
Analyzer analyzer)
Deprecated.
|
static Query |
QueryParser.parse(String query,
String field,
Analyzer analyzer)
Deprecated.
Use an instance of QueryParser and the
QueryParser.parse(String) method instead. |
Query |
QueryParser.Query(String field) |
Query |
QueryParser.Term(String field) |
Modifier and Type | Method and Description |
---|---|
protected void |
QueryParser.addClause(Vector clauses,
int conj,
int mods,
Query q) |
Modifier and Type | Method and Description |
---|---|
protected Query |
AnalyzingQueryParser.getFuzzyQuery(String field,
String termStr,
float minSimilarity)
Called when parser parses an input term token that has the fuzzy suffix (~) appended.
|
protected Query |
AnalyzingQueryParser.getPrefixQuery(String field,
String termStr)
Called when parser parses an input term
token that uses prefix notation; that is, contains a single '*' wildcard
character as its last character.
|
protected Query |
AnalyzingQueryParser.getRangeQuery(String field,
String part1,
String part2,
boolean inclusive)
Overrides super class, by passing terms through analyzer.
|
protected Query |
AnalyzingQueryParser.getWildcardQuery(String field,
String termStr)
Called when parser
parses an input term token that contains one or more wildcard
characters (? and *), but is not a prefix term token (one
that has just a single * character at the end)
|
Modifier and Type | Method and Description |
---|---|
Query |
PrecedenceQueryParser.andExpression(String field) |
Query |
PrecedenceQueryParser.Clause(String field) |
protected Query |
PrecedenceQueryParser.getBooleanQuery(Vector clauses)
Factory method for generating query, given a set of clauses.
|
protected Query |
PrecedenceQueryParser.getBooleanQuery(Vector clauses,
boolean disableCoord)
Factory method for generating query, given a set of clauses.
|
protected Query |
PrecedenceQueryParser.getFieldQuery(String field,
String queryText) |
protected Query |
PrecedenceQueryParser.getFieldQuery(String field,
String queryText,
int slop)
Base implementation delegates to
PrecedenceQueryParser.getFieldQuery(String,String) . |
protected Query |
PrecedenceQueryParser.getFuzzyQuery(String field,
String termStr,
float minSimilarity)
Factory method for generating a query (similar to
PrecedenceQueryParser.getWildcardQuery(java.lang.String, java.lang.String) ). |
protected Query |
PrecedenceQueryParser.getPrefixQuery(String field,
String termStr)
Factory method for generating a query (similar to
PrecedenceQueryParser.getWildcardQuery(java.lang.String, java.lang.String) ). |
protected Query |
PrecedenceQueryParser.getRangeQuery(String field,
String part1,
String part2,
boolean inclusive) |
protected Query |
PrecedenceQueryParser.getWildcardQuery(String field,
String termStr)
Factory method for generating a query.
|
Query |
PrecedenceQueryParser.parse(String expression)
Parses a query string, returning a
Query . |
Query |
PrecedenceQueryParser.Query(String field) |
Query |
PrecedenceQueryParser.Term(String field) |
Modifier and Type | Method and Description |
---|---|
protected void |
PrecedenceQueryParser.addClause(Vector clauses,
int conj,
int modifier,
Query q) |
Modifier and Type | Field and Description |
---|---|
static Query |
SrndQuery.theEmptyLcnQuery |
Modifier and Type | Method and Description |
---|---|
Query |
DistanceQuery.getSpanNearQuery(IndexReader reader,
String fieldName,
float boost,
BasicQueryFactory qf) |
Query |
SrndQuery.makeLuceneQueryField(String fieldName,
BasicQueryFactory qf) |
Query |
AndQuery.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
Query |
DistanceQuery.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
Query |
FieldsQuery.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
Query |
NotQuery.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
Query |
OrQuery.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
Query |
SimpleTerm.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
abstract Query |
SrndQuery.makeLuceneQueryFieldNoBoost(String fieldName,
BasicQueryFactory qf) |
Query |
FieldsQuery.makeLuceneQueryNoBoost(BasicQueryFactory qf) |
Modifier and Type | Method and Description |
---|---|
void |
SpanNearClauseFactory.addSpanNearQuery(Query q) |
Modifier and Type | Class and Description |
---|---|
class |
BooleanQuery
A Query that matches documents matching boolean combinations of other
queries, e.g.
|
class |
ConstantScoreQuery
A query that wraps a filter and simply returns a constant score equal to the
query boost for every document in the filter.
|
class |
ConstantScoreRangeQuery
A range query that returns a constant score equal to it's boost for
all documents in the range.
|
class |
DisjunctionMaxQuery
A query that generates the union of the documents produced by its subqueries, and that scores each document as the maximum
score for that document produced by any subquery plus a tie breaking increment for any additional matching subqueries.
|
class |
FilteredQuery
A query that applies a filter to the results of another query.
|
class |
FuzzyQuery
Implements the fuzzy search query.
|
class |
MatchAllDocsQuery
A query that matches all documents.
|
class |
MultiPhraseQuery
MultiPhraseQuery is a generalized version of PhraseQuery, with an added
method
MultiPhraseQuery.add(Term[]) . |
class |
MultiTermQuery
A
Query that matches documents containing a subset of terms provided
by a FilteredTermEnum enumeration. |
class |
PhrasePrefixQuery
Deprecated.
use
MultiPhraseQuery instead |
class |
PhraseQuery
A Query that matches documents containing a particular sequence of terms.
|
class |
PrefixQuery
A Query that matches documents containing terms with a specified prefix.
|
class |
RangeQuery
A Query that matches documents within an exclusive range.
|
class |
TermQuery
A Query that matches documents containing a term.
|
class |
WildcardQuery
Implements the wildcard search query.
|
Modifier and Type | Field and Description |
---|---|
Query |
BooleanClause.query
Deprecated.
use
BooleanClause.setQuery(Query) instead |
Modifier and Type | Method and Description |
---|---|
Query |
Query.combine(Query[] queries)
Expert: called when re-writing queries under MultiSearcher.
|
Query |
BooleanClause.getQuery() |
Query |
ConstantScoreQuery.ConstantWeight.getQuery() |
Query |
FilteredQuery.getQuery() |
Query |
Weight.getQuery()
The query that this concerns.
|
static Query |
Query.mergeBooleanQueries(Query[] queries)
Expert: merges the clauses of a set of BooleanQuery's into a single
BooleanQuery.
|
Query |
BooleanQuery.rewrite(IndexReader reader) |
Query |
ConstantScoreQuery.rewrite(IndexReader reader) |
Query |
ConstantScoreRangeQuery.rewrite(IndexReader reader) |
Query |
DisjunctionMaxQuery.rewrite(IndexReader reader)
Optimize our representation and our subqueries representations
|
Query |
FilteredQuery.rewrite(IndexReader reader)
Rewrites the wrapped query.
|
Query |
FuzzyQuery.rewrite(IndexReader reader) |
Query |
MultiPhraseQuery.rewrite(IndexReader reader) |
Query |
MultiTermQuery.rewrite(IndexReader reader) |
Query |
PrefixQuery.rewrite(IndexReader reader) |
Query |
Query.rewrite(IndexReader reader)
Expert: called to re-write queries into primitive queries.
|
Query |
RangeQuery.rewrite(IndexReader reader) |
Query |
IndexSearcher.rewrite(Query original) |
Query |
MultiSearcher.rewrite(Query original) |
Query |
ParallelMultiSearcher.rewrite(Query original) |
Query |
RemoteSearchable.rewrite(Query original) |
Query |
Searchable.rewrite(Query query)
Expert: called to re-write queries into primitive queries.
|
abstract Query |
Searcher.rewrite(Query query) |
Modifier and Type | Method and Description |
---|---|
void |
DisjunctionMaxQuery.add(Query query)
Add a subquery to this disjunction
|
void |
BooleanQuery.add(Query query,
boolean required,
boolean prohibited)
Deprecated.
use
BooleanQuery.add(Query, BooleanClause.Occur) instead:
|
void |
BooleanQuery.add(Query query,
BooleanClause.Occur occur)
Adds a clause to a boolean query.
|
Query |
Query.combine(Query[] queries)
Expert: called when re-writing queries under MultiSearcher.
|
protected Weight |
MultiSearcher.createWeight(Query original)
Create weight in multiple index scenario.
|
protected Weight |
Searcher.createWeight(Query query)
creates a weight for
query |
Explanation |
RemoteSearchable.explain(Query query,
int doc) |
Explanation |
Searchable.explain(Query query,
int doc)
Deprecated.
use
Searcher.explain(Weight, int) instead. |
Explanation |
Searcher.explain(Query query,
int doc)
Returns an Explanation that describes how
doc scored against
query . |
static Query |
Query.mergeBooleanQueries(Query[] queries)
Expert: merges the clauses of a set of BooleanQuery's into a single
BooleanQuery.
|
Query |
IndexSearcher.rewrite(Query original) |
Query |
MultiSearcher.rewrite(Query original) |
Query |
ParallelMultiSearcher.rewrite(Query original) |
Query |
RemoteSearchable.rewrite(Query original) |
Query |
Searchable.rewrite(Query query)
Expert: called to re-write queries into primitive queries.
|
abstract Query |
Searcher.rewrite(Query query) |
Hits |
Searcher.search(Query query)
Returns the documents matching
query . |
Hits |
Searcher.search(Query query,
Filter filter)
Returns the documents matching
query and
filter . |
void |
RemoteSearchable.search(Query query,
Filter filter,
HitCollector results) |
void |
Searchable.search(Query query,
Filter filter,
HitCollector results)
Deprecated.
use
Searcher.search(Weight, Filter, HitCollector) instead. |
void |
Searcher.search(Query query,
Filter filter,
HitCollector results)
Lower-level search API.
|
TopDocs |
RemoteSearchable.search(Query query,
Filter filter,
int n) |
TopDocs |
Searchable.search(Query query,
Filter filter,
int n)
Deprecated.
use
Searcher.search(Weight, Filter, int) instead. |
TopDocs |
Searcher.search(Query query,
Filter filter,
int n)
Expert: Low-level search implementation.
|
TopFieldDocs |
RemoteSearchable.search(Query query,
Filter filter,
int n,
Sort sort) |
TopFieldDocs |
Searchable.search(Query query,
Filter filter,
int n,
Sort sort)
Deprecated.
use
Searcher.search(Weight, Filter, int, Sort) instead. |
TopFieldDocs |
Searcher.search(Query query,
Filter filter,
int n,
Sort sort)
Expert: Low-level search implementation with arbitrary sorting.
|
Hits |
Searcher.search(Query query,
Filter filter,
Sort sort)
Returns documents matching
query and filter ,
sorted by sort . |
void |
Searcher.search(Query query,
HitCollector results)
Lower-level search API.
|
Hits |
Searcher.search(Query query,
Sort sort)
Returns documents matching
query sorted by
sort . |
void |
BooleanClause.setQuery(Query query) |
Constructor and Description |
---|
BooleanClause(Query q,
boolean r,
boolean p)
Deprecated.
use BooleanClause(Query, Occur) instead
|
BooleanClause(Query query,
BooleanClause.Occur occur)
Constructs a BooleanClause.
|
FilteredQuery(Query query,
Filter filter)
Constructs a new query which applies a filter to the results of the original query.
|
QueryFilter(Query query)
Constructs a filter which only matches documents matching
query . |
Modifier and Type | Method and Description |
---|---|
static WeightedTerm[] |
QueryTermExtractor.getIdfWeightedTerms(Query query,
IndexReader reader,
String fieldName)
Extracts all terms texts of a given Query into an array of WeightedTerms
|
static WeightedTerm[] |
QueryTermExtractor.getTerms(Query query)
Extracts all terms texts of a given Query into an array of WeightedTerms
|
static WeightedTerm[] |
QueryTermExtractor.getTerms(Query query,
boolean prohibited)
Extracts all terms texts of a given Query into an array of WeightedTerms
|
static WeightedTerm[] |
QueryTermExtractor.getTerms(Query query,
boolean prohibited,
String fieldName)
Extracts all terms texts of a given Query into an array of WeightedTerms
|
Constructor and Description |
---|
QueryScorer(Query query) |
QueryScorer(Query query,
IndexReader reader,
String fieldName) |
QueryScorer(Query query,
String fieldName) |
Modifier and Type | Class and Description |
---|---|
class |
RegexQuery
Implements the regular expression term search query.
|
class |
SpanRegexQuery
A SpanQuery version of
RegexQuery allowing regular expression
queries to be nested within other SpanQuery subclasses. |
Modifier and Type | Method and Description |
---|---|
Query |
SpanRegexQuery.rewrite(IndexReader reader) |
Modifier and Type | Method and Description |
---|---|
static Query |
SimilarityQueries.formSimilarQuery(String body,
Analyzer a,
String field,
Set stop)
Simple similarity query generators.
|
Query |
MoreLikeThis.like(File f)
Return a query that will return docs like the passed file.
|
Query |
MoreLikeThis.like(InputStream is)
Return a query that will return docs like the passed stream.
|
Query |
MoreLikeThis.like(int docNum)
Return a query that will return docs like the passed lucene document ID.
|
Query |
MoreLikeThis.like(Reader r)
Return a query that will return docs like the passed Reader.
|
Query |
MoreLikeThis.like(URL u)
Return a query that will return docs like the passed URL.
|
Modifier and Type | Class and Description |
---|---|
class |
SpanFirstQuery
Matches spans near the beginning of a field.
|
class |
SpanNearQuery
Matches spans which are near one another.
|
class |
SpanNotQuery
Removes matches which overlap with another SpanQuery.
|
class |
SpanOrQuery
Matches the union of its clauses.
|
class |
SpanQuery
Base class for span-based queries.
|
class |
SpanTermQuery
Matches spans containing a term.
|
Modifier and Type | Method and Description |
---|---|
Query |
SpanFirstQuery.rewrite(IndexReader reader) |
Query |
SpanNearQuery.rewrite(IndexReader reader) |
Query |
SpanNotQuery.rewrite(IndexReader reader) |
Query |
SpanOrQuery.rewrite(IndexReader reader) |
Modifier and Type | Method and Description |
---|---|
static Query |
SynExpand.expand(String query,
Searcher syns,
Analyzer a,
String field,
float boost)
Perform synonym expansion on a query.
|
static Query |
SynLookup.expand(String query,
Searcher syns,
Analyzer a,
String field,
float boost)
Perform synonym expansion on a query.
|
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