org.apache.lucene.search
Class AssertingIndexSearcher

java.lang.Object
  org.apache.lucene.search.IndexSearcher
      org.apache.lucene.search.AssertingIndexSearcher

public class AssertingIndexSearcher
extends IndexSearcher

Helper class that adds some extra checks to ensure correct usage of IndexSearcher and Weight.

Nested Class Summary

static class

AssertingIndexSearcher.AssertingScorer Wraps a Scorer with additional checks

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

AssertingIndexSearcher(Random random, IndexReader r)

AssertingIndexSearcher(Random random, IndexReaderContext context)

AssertingIndexSearcher(Random random, IndexReaderContext context, ExecutorService ex)

AssertingIndexSearcher(Random random, IndexReader r, ExecutorService ex)

Method Summary

Weight	createNormalizedWeight(Query query) Ensures, that the returned Weight is not normalized again, which may produce wrong scores.
Query	rewrite(Query original)
protected void	search(List<AtomicReaderContext> leaves, Weight weight, Collector collector)
protected Query	wrapFilter(Query query, Filter filter)

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

collectionStatistics, doc, doc, doc, document, explain, explain, getDefaultSimilarity, getIndexReader, getSimilarity, getTopReaderContext, search, search, search, search, search, search, search, search, search, search, search, search, searchAfter, searchAfter, searchAfter, searchAfter, searchAfter, setSimilarity, slices, termStatistics, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AssertingIndexSearcher

public AssertingIndexSearcher(Random random,
                              IndexReader r)

AssertingIndexSearcher

public AssertingIndexSearcher(Random random,
                              IndexReaderContext context)

AssertingIndexSearcher

public AssertingIndexSearcher(Random random,
                              IndexReader r,
                              ExecutorService ex)

AssertingIndexSearcher

public AssertingIndexSearcher(Random random,
                              IndexReaderContext context,
                              ExecutorService ex)

Method Detail

createNormalizedWeight

public Weight createNormalizedWeight(Query query)
                              throws IOException

Ensures, that the returned Weight is not normalized again, which may produce wrong scores.

Overrides:

createNormalizedWeight in class IndexSearcher

Throws:

IOException

rewrite

public Query rewrite(Query original)
              throws IOException

Overrides:

rewrite in class IndexSearcher

Throws:

IOException

wrapFilter

protected Query wrapFilter(Query query,
                           Filter filter)

Overrides:

wrapFilter in class IndexSearcher

search

protected void search(List<AtomicReaderContext> leaves,
                      Weight weight,
                      Collector collector)
               throws IOException

Overrides:

search in class IndexSearcher

Throws:

IOException