org.apache.lucene.search

Class CheckHits.ExplanationAssertingSearcher

java.lang.Object

org.apache.lucene.search.IndexSearcher

org.apache.lucene.search.CheckHits.ExplanationAssertingSearcher

Enclosing class:

CheckHits

public static class CheckHits.ExplanationAssertingSearcher
extends IndexSearcher

an IndexSearcher that implicitly checks hte explanation of every match whenever it executes a search.

See Also:

CheckHits.ExplanationAsserter

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.search.IndexSearcher

IndexSearcher.LeafSlice

Field Summary

Fields inherited from class org.apache.lucene.search.IndexSearcher

leafContexts, leafSlices, readerContext

Constructor Summary

Constructors

Constructor and Description
ExplanationAssertingSearcher(IndexReader r)

Method Summary

Modifier and Type	Method and Description
protected void	checkExplanations(Query q)
void	search(Query query, Collector results) Lower-level search API.
TopDocs	search(Query query, int n) Finds the top n hits for query.
TopFieldDocs	search(Query query, int n, Sort sort) Search implementation with arbitrary sorting and no filter.

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

collectionStatistics, count, createNormalizedWeight, createWeight, doc, doc, doc, explain, explain, getDefaultQueryCache, getDefaultQueryCachingPolicy, getDefaultSimilarity, getIndexReader, getSimilarity, getTopReaderContext, rewrite, search, search, search, search, search, search, search, searchAfter, searchAfter, searchAfter, searchAfter, searchAfter, searchAfter, setDefaultQueryCache, setDefaultQueryCachingPolicy, setQueryCache, setQueryCachingPolicy, setSimilarity, slices, termStatistics, toString, wrapFilter

Methods inherited from class java.lang.Object

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

Constructor Detail

ExplanationAssertingSearcher

public ExplanationAssertingSearcher(IndexReader r)

Method Detail

checkExplanations

protected void checkExplanations(Query q)
                          throws IOException

Throws:

IOException

search

public TopFieldDocs search(Query query,
                           int n,
                           Sort sort)
                    throws IOException

Description copied from class: IndexSearcher

Search implementation with arbitrary sorting and no filter.

Overrides:

search in class IndexSearcher

Parameters:

query - The query to search for

n - Return only the top n results

sort - The Sort object

Returns:

The top docs, sorted according to the supplied Sort instance

Throws:

IOException - if there is a low-level I/O error

search

public void search(Query query,
                   Collector results)
            throws IOException

Description copied from class: IndexSearcher

Lower-level search API.

LeafCollector.collect(int) is called for every matching document.

Overrides:

search in class IndexSearcher

Throws:

IOException

search

public TopDocs search(Query query,
                      int n)
               throws IOException

Description copied from class: IndexSearcher

Finds the top n hits for query.

Overrides:

search in class IndexSearcher

Throws:

IOException