org.apache.solr.search

Class AbstractReRankQuery

java.lang.Object

org.apache.lucene.search.Query

org.apache.solr.search.ExtendedQueryBase

org.apache.solr.search.RankQuery

org.apache.solr.search.AbstractReRankQuery

All Implemented Interfaces:

ExtendedQuery

public abstract class AbstractReRankQuery
extends RankQuery

Field Summary

Fields

Modifier and Type	Field and Description
protected Set<BytesRef>	boostedPriority
protected Query	mainQuery
protected int	reRankDocs
protected Rescorer	reRankQueryRescorer

Constructor Summary

Constructors

Constructor and Description
AbstractReRankQuery(Query mainQuery, int reRankDocs, Rescorer reRankQueryRescorer)

Method Summary

Modifier and Type	Method and Description
Weight	createWeight(IndexSearcher searcher, boolean needsScores, float boost)
MergeStrategy	getMergeStrategy()
TopDocsCollector	getTopDocsCollector(int len, QueryCommand cmd, IndexSearcher searcher)
Query	rewrite(IndexReader reader)
protected abstract Query	rewrite(Query rewrittenMainQuery)
RankQuery	wrap(Query _mainQuery)

Methods inherited from class org.apache.solr.search.ExtendedQueryBase

getCache, getCacheSep, getCost, getOptions, getOptionsString, setCache, setCacheSep, setCost, toString

Methods inherited from class org.apache.lucene.search.Query

classHash, equals, hashCode, sameClassAs, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

mainQuery

protected Query mainQuery

reRankDocs

protected final int reRankDocs

reRankQueryRescorer

protected final Rescorer reRankQueryRescorer

boostedPriority

protected Set<BytesRef> boostedPriority

Constructor Detail

AbstractReRankQuery

public AbstractReRankQuery(Query mainQuery,
                           int reRankDocs,
                           Rescorer reRankQueryRescorer)

Method Detail

wrap

public RankQuery wrap(Query _mainQuery)

Specified by:

wrap in class RankQuery

getMergeStrategy

public MergeStrategy getMergeStrategy()

Specified by:

getMergeStrategy in class RankQuery

getTopDocsCollector

public TopDocsCollector getTopDocsCollector(int len,
                                            QueryCommand cmd,
                                            IndexSearcher searcher)
                                     throws IOException

Specified by:

getTopDocsCollector in class RankQuery

Throws:

IOException

rewrite

public Query rewrite(IndexReader reader)
              throws IOException

Overrides:

rewrite in class Query

Throws:

IOException

rewrite

protected abstract Query rewrite(Query rewrittenMainQuery)
                          throws IOException

Throws:

IOException

createWeight

public Weight createWeight(IndexSearcher searcher,
                           boolean needsScores,
                           float boost)
                    throws IOException

Overrides:

createWeight in class Query

Throws:

IOException