Package | Description |
---|---|
org.apache.lucene.index |
Code to maintain and access indices.
|
org.apache.lucene.queryParser |
A simple query parser implemented with JavaCC.
|
org.apache.lucene.search |
Code to search indices.
|
org.apache.lucene.search.function |
Programmatic control over documents scores.
|
org.apache.lucene.search.payloads |
The payloads package provides Query mechanisms for finding and using payloads.
|
org.apache.lucene.search.spans |
The calculus of spans.
|
org.apache.lucene.util |
Some utility classes.
|
Class | Description |
---|---|
Query |
The abstract base class for queries.
|
Similarity |
Expert: Scoring API.
|
Class | Description |
---|---|
BooleanClause |
A clause in a BooleanQuery.
|
BooleanClause.Occur |
Specifies how clauses are to occur in matching documents.
|
BooleanQuery |
A Query that matches documents matching boolean combinations of other
queries, e.g.
|
MultiPhraseQuery |
MultiPhraseQuery is a generalized version of PhraseQuery, with an added
method
MultiPhraseQuery.add(Term[]) . |
MultiTermQuery.RewriteMethod |
Abstract class that defines how the query is rewritten.
|
PhraseQuery |
A Query that matches documents containing a particular sequence of terms.
|
Query |
The abstract base class for queries.
|
Class | Description |
---|---|
BooleanClause |
A clause in a BooleanQuery.
|
BooleanClause.Occur |
Specifies how clauses are to occur in matching documents.
|
BooleanQuery |
A Query that matches documents matching boolean combinations of other
queries, e.g.
|
CachingCollector |
Caches all docs, and optionally also scores, coming from
a search, and is then able to replay them to another
collector.
|
CachingWrapperFilter.DeletesMode |
Expert: Specifies how new deletions against a reopened
reader should be handled.
|
Collector |
Expert: Collectors are primarily meant to be used to
gather raw results from a search, and implement sorting
or custom result filtering, collation, etc.
|
DocIdSet |
A DocIdSet contains a set of doc ids.
|
DocIdSetIterator |
This abstract class defines methods to iterate over a set of non-decreasing
doc ids.
|
Explanation |
Expert: Describes the score computation for document and query.
|
Explanation.IDFExplanation |
Small Util class used to pass both an idf factor as well as an
explanation for that factor.
|
FieldCache |
Expert: Maintains caches of term values.
|
FieldCache.ByteParser |
Interface to parse bytes from document fields.
|
FieldCache.CacheEntry |
EXPERT: A unique Identifier/Description for each item in the FieldCache.
|
FieldCache.DoubleParser |
Interface to parse doubles from document fields.
|
FieldCache.FloatParser |
Interface to parse floats from document fields.
|
FieldCache.IntParser |
Interface to parse ints from document fields.
|
FieldCache.LongParser |
Interface to parse long from document fields.
|
FieldCache.Parser |
Marker interface as super-interface to all parsers.
|
FieldCache.ShortParser |
Interface to parse shorts from document fields.
|
FieldCache.StringIndex |
Expert: Stores term text values and document ordering data.
|
FieldCacheRangeFilter |
A range filter built on top of a cached single term field (in
FieldCache ). |
FieldComparator |
Expert: a FieldComparator compares hits so as to determine their
sort order when collecting the top results with
TopFieldCollector . |
FieldComparator.NumericComparator | |
FieldComparatorSource |
Provides a
FieldComparator for custom field sorting. |
FieldValueHitQueue |
Expert: A hit queue for sorting by hits by terms in more than one field.
|
FieldValueHitQueue.Entry | |
Filter |
Abstract base class for restricting which documents may
be returned during searching.
|
FilteredTermEnum |
Abstract class for enumerating a subset of all terms.
|
FilterManager |
Deprecated.
used by remote package which is deprecated as well.
|
FilterManager.FilterCleaner |
Deprecated.
Keeps the cache from getting too big.
|
FilterManager.FilterItem |
Deprecated.
Holds the filter and the last time the filter was used, to make LRU-based
cache cleaning possible.
|
IndexSearcher |
Implements search over a single IndexReader.
|
MultiSearcher |
Deprecated.
If you are using MultiSearcher over
IndexSearchers, please use MultiReader instead; this class
does not properly handle certain kinds of queries (see LUCENE-2756).
|
MultiTermQuery |
An abstract
Query that matches documents
containing a subset of terms provided by a FilteredTermEnum enumeration. |
MultiTermQuery.RewriteMethod |
Abstract class that defines how the query is rewritten.
|
MultiTermQueryWrapperFilter |
A wrapper for
MultiTermQuery , that exposes its
functionality as a Filter . |
NRTManager |
Utility class to manage sharing near-real-time searchers
across multiple searching thread.
|
NRTManager.TrackingIndexWriter |
Class that tracks changes to a delegated
IndexWriter.
|
NRTManager.WaitingListener |
NRTManager invokes this interface to notify it when a
caller is waiting for a specific generation searcher
to be visible.
|
NumericRangeFilter |
A
Filter that only accepts numeric values within
a specified range. |
NumericRangeQuery |
A
Query that matches numeric values within a
specified range. |
PhraseQuery |
A Query that matches documents containing a particular sequence of terms.
|
Query |
The abstract base class for queries.
|
ReferenceManager |
Utility class to safely share instances of a certain type across multiple
threads, while periodically refreshing them.
|
ScoreDoc |
Holds one hit in
TopDocs . |
Scorer |
Expert: Common scoring functionality for different types of queries.
|
Scorer.ScorerVisitor |
A callback to gather information from a scorer and its sub-scorers.
|
ScoringRewrite | |
Searchable |
Deprecated.
In 4.0 this interface is removed/absorbed
into IndexSearcher
|
Searcher |
Deprecated.
In 4.0 this abstract class is removed/absorbed
into IndexSearcher
|
SearcherFactory |
Factory class used by
SearcherManager and NRTManager to
create new IndexSearchers. |
SearcherLifetimeManager.Pruner | |
Similarity |
Expert: Scoring API.
|
Sort |
Encapsulates sort criteria for returned hits.
|
SortField |
Stores information about how to sort documents by terms in an individual
field.
|
SpanFilter |
Abstract base class providing a mechanism to restrict searches to a subset
of an index and also maintains and returns position information.
|
SpanFilterResult |
The results of a SpanQueryFilter.
|
SpanFilterResult.PositionInfo | |
SpanFilterResult.StartEnd | |
TermRangeFilter |
A Filter that restricts search results to a range of term
values in a given field.
|
TimeLimitingCollector.TimerThread | |
TopDocs |
Represents hits returned by
Searcher.search(Query,Filter,int) and Searcher.search(Query,int) . |
TopDocsCollector |
A base class for all collectors that return a
TopDocs output. |
TopFieldCollector | |
TopFieldDocs |
Represents hits returned by
Searcher.search(Query,Filter,int,Sort) . |
TopScoreDocCollector | |
TopTermsRewrite |
Base rewrite method for collecting only the top terms
via a priority queue.
|
Weight |
Expert: Calculate query weights and build query scorers.
|
Class | Description |
---|---|
Explanation |
Expert: Describes the score computation for document and query.
|
FieldCache |
Expert: Maintains caches of term values.
|
FieldCache.ByteParser |
Interface to parse bytes from document fields.
|
FieldCache.FloatParser |
Interface to parse floats from document fields.
|
FieldCache.IntParser |
Interface to parse ints from document fields.
|
FieldCache.ShortParser |
Interface to parse shorts from document fields.
|
Query |
The abstract base class for queries.
|
Searcher |
Deprecated.
In 4.0 this abstract class is removed/absorbed
into IndexSearcher
|
Weight |
Expert: Calculate query weights and build query scorers.
|
Class | Description |
---|---|
DocIdSetIterator |
This abstract class defines methods to iterate over a set of non-decreasing
doc ids.
|
Explanation |
Expert: Describes the score computation for document and query.
|
Query |
The abstract base class for queries.
|
Scorer |
Expert: Common scoring functionality for different types of queries.
|
Searcher |
Deprecated.
In 4.0 this abstract class is removed/absorbed
into IndexSearcher
|
Similarity |
Expert: Scoring API.
|
Weight |
Expert: Calculate query weights and build query scorers.
|
Class | Description |
---|---|
DocIdSetIterator |
This abstract class defines methods to iterate over a set of non-decreasing
doc ids.
|
Explanation |
Expert: Describes the score computation for document and query.
|
MultiTermQuery |
An abstract
Query that matches documents
containing a subset of terms provided by a FilteredTermEnum enumeration. |
MultiTermQuery.RewriteMethod |
Abstract class that defines how the query is rewritten.
|
Query |
The abstract base class for queries.
|
Scorer |
Expert: Common scoring functionality for different types of queries.
|
Searcher |
Deprecated.
In 4.0 this abstract class is removed/absorbed
into IndexSearcher
|
Similarity |
Expert: Scoring API.
|
Weight |
Expert: Calculate query weights and build query scorers.
|
Class | Description |
---|---|
DocIdSet |
A DocIdSet contains a set of doc ids.
|
DocIdSetIterator |
This abstract class defines methods to iterate over a set of non-decreasing
doc ids.
|
FieldCache |
Expert: Maintains caches of term values.
|
FieldCache.CacheEntry |
EXPERT: A unique Identifier/Description for each item in the FieldCache.
|
Scorer |
Expert: Common scoring functionality for different types of queries.
|
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