Package org.apache.lucene.index

Interface Summary

NRTManager.WaitingListener

NRTManager invokes this interface to notify it when a caller is waiting for a specific generation searcher to be visible.

Class Summary

BalancedSegmentMergePolicy	Merge policy that tries to balance not doing large segment merges with not accumulating too many segments in the index, to provide for better performance in near real-time setting.
BalancedSegmentMergePolicy.MergePolicyParams
FieldNormModifier	Given a directory and a list of fields, updates the fieldNorms in place for every document.
IndexSorter	Sort an index by document importance factor.
IndexSplitter	Command-line tool that enables listing segments in an index, copying specific segments to another index, and deleting segments from an index.
MultiPassIndexSplitter	This tool splits input index into multiple equal parts.
MultiPassIndexSplitter.FakeDeleteIndexReader	This class pretends that it can write deletions to the underlying index.
NRTManager	Utility class to manage sharing near-real-time searchers across multiple searching threads.
NRTManagerReopenThread	Utility class that runs a reopen thread to periodically reopen the NRT searchers in the provided NRTManager.
PKIndexSplitter	Split an index based on a Filter.
PKIndexSplitter.DocumentFilteredIndexReader
TermVectorAccessor	Transparent access to the vector space model, either via TermFreqVector or by resolving it from the inverted index.