public class FacetsCollector
extends SimpleCollector
Facets subclasses to do the facet
counting. Use the search utility methods to
perform an "ordinary" search but also collect into a
Collector.| Modifier and Type | Class and Description |
|---|---|
static class |
FacetsCollector.MatchingDocs
Holds the documents that were matched in the
org.apache.lucene.index.LeafReaderContext. |
| Constructor and Description |
|---|
FacetsCollector()
Default constructor
|
FacetsCollector(boolean keepScores)
Create this; if
keepScores is true then a
float[] is allocated to hold score of all hits. |
| Modifier and Type | Method and Description |
|---|---|
void |
collect(int doc) |
protected void |
doSetNextReader(LeafReaderContext context) |
boolean |
getKeepScores()
True if scores were saved.
|
java.util.List<FacetsCollector.MatchingDocs> |
getMatchingDocs()
Returns the documents matched by the query, one
FacetsCollector.MatchingDocs per
visited segment. |
ScoreMode |
scoreMode() |
static TopDocs |
search(IndexSearcher searcher,
Query q,
int n,
Collector fc)
Utility method, to search and also collect all hits
into the provided
Collector. |
static TopFieldDocs |
search(IndexSearcher searcher,
Query q,
int n,
Sort sort,
boolean doDocScores,
Collector fc)
Utility method, to search and also collect all hits
into the provided
Collector. |
static TopFieldDocs |
search(IndexSearcher searcher,
Query q,
int n,
Sort sort,
Collector fc)
Utility method, to search and also collect all hits
into the provided
Collector. |
static TopDocs |
searchAfter(IndexSearcher searcher,
ScoreDoc after,
Query q,
int n,
Collector fc)
Utility method, to search and also collect all hits
into the provided
Collector. |
static TopDocs |
searchAfter(IndexSearcher searcher,
ScoreDoc after,
Query q,
int n,
Sort sort,
boolean doDocScores,
Collector fc)
Utility method, to search and also collect all hits
into the provided
Collector. |
static TopDocs |
searchAfter(IndexSearcher searcher,
ScoreDoc after,
Query q,
int n,
Sort sort,
Collector fc)
Utility method, to search and also collect all hits
into the provided
Collector. |
void |
setScorer(Scorable scorer) |
public FacetsCollector()
public FacetsCollector(boolean keepScores)
keepScores is true then a
float[] is allocated to hold score of all hits.public final boolean getKeepScores()
public java.util.List<FacetsCollector.MatchingDocs> getMatchingDocs()
FacetsCollector.MatchingDocs per
visited segment.public final void collect(int doc)
throws java.io.IOException
java.io.IOExceptionpublic ScoreMode scoreMode()
public final void setScorer(Scorable scorer)
throws java.io.IOException
java.io.IOExceptionprotected void doSetNextReader(LeafReaderContext context)
throws java.io.IOException
java.io.IOExceptionpublic static TopDocs search(IndexSearcher searcher,
Query q,
int n,
Collector fc)
throws java.io.IOException
Collector.java.io.IOExceptionpublic static TopFieldDocs search(IndexSearcher searcher,
Query q,
int n,
Sort sort,
Collector fc)
throws java.io.IOException
Collector.java.io.IOExceptionpublic static TopFieldDocs search(IndexSearcher searcher,
Query q,
int n,
Sort sort,
boolean doDocScores,
Collector fc)
throws java.io.IOException
Collector.java.io.IOExceptionpublic static TopDocs searchAfter(IndexSearcher searcher,
ScoreDoc after,
Query q,
int n,
Collector fc)
throws java.io.IOException
Collector.java.io.IOExceptionpublic static TopDocs searchAfter(IndexSearcher searcher,
ScoreDoc after,
Query q,
int n,
Sort sort,
Collector fc)
throws java.io.IOException
Collector.java.io.IOExceptionpublic static TopDocs searchAfter(IndexSearcher searcher,
ScoreDoc after,
Query q,
int n,
Sort sort,
boolean doDocScores,
Collector fc)
throws java.io.IOException
Collector.java.io.IOExceptionData In Motion GmbH all rights reserved