org.apache.solr.search.stats

Class StatsSource

java.lang.Object

org.apache.solr.search.stats.StatsSource

Direct Known Subclasses:

ExactStatsCache.ExactStatsSource, LocalStatsSource

public abstract class StatsSource
extends Object

The purpose of this class is only to provide two pieces of information necessary to create Weight from a Query, that is TermStatistics for a term and CollectionStatistics for the whole collection.

Constructor Summary

Constructors

Constructor and Description
StatsSource()

Method Summary

Modifier and Type	Method and Description
abstract CollectionStatistics	collectionStatistics(SolrIndexSearcher localSearcher, String field)
abstract TermStatistics	termStatistics(SolrIndexSearcher localSearcher, Term term, TermContext context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StatsSource

public StatsSource()

Method Detail

termStatistics

public abstract TermStatistics termStatistics(SolrIndexSearcher localSearcher,
                                              Term term,
                                              TermContext context)
                                       throws IOException

Throws:

IOException

collectionStatistics

public abstract CollectionStatistics collectionStatistics(SolrIndexSearcher localSearcher,
                                                          String field)
                                                   throws IOException

Throws:

IOException