org.apache.lucene.search

Interface QueryCache

All Known Implementing Classes:

LRUQueryCache

public interface QueryCache

A cache for queries.

See Also:

LRUQueryCache

WARNING: This API is experimental and might change in incompatible ways in the next release.

Method Summary

Methods

Modifier and Type	Method and Description
Weight	doCache(Weight weight, QueryCachingPolicy policy) Return a wrapper around the provided weight that will cache matching docs per-segment accordingly to the given policy.

Method Detail

doCache

Weight doCache(Weight weight,
             QueryCachingPolicy policy)

Return a wrapper around the provided weight that will cache matching docs per-segment accordingly to the given policy. NOTE: The returned weight will only be equivalent if scores are not needed.

See Also:

Collector.needsScores()