# Hierarchy For Package org.apache.lucene.search

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.junit.Assert
    - org.apache.lucene.util.LuceneTestCase
      - org.apache.lucene.search.BaseExplanationTestCase
      - org.apache.lucene.search.BaseTestRangeFilter
      - org.apache.lucene.search.SearchEquivalenceTestBase
      - org.apache.lucene.search.ShardSearchingTestBase
  - org.apache.lucene.search.CheckHits
  - org.apache.lucene.index.IndexReader (implements java.io.Closeable)
    - org.apache.lucene.index.CompositeReader
      - org.apache.lucene.index.BaseCompositeReader<R>
        - org.apache.lucene.index.MultiReader
          - org.apache.lucene.search.QueryUtils.FCInvisibleMultiReader
  - org.apache.lucene.search.IndexSearcher
    - org.apache.lucene.search.AssertingIndexSearcher
    - org.apache.lucene.search.CheckHits.ExplanationAssertingSearcher
    - org.apache.lucene.search.ScorerIndexSearcher
    - org.apache.lucene.search.ShardSearchingTestBase.NodeState.ShardIndexSearcher
  - org.apache.lucene.search.Query (implements java.lang.Cloneable)
    - org.apache.lucene.search.AssertingQuery
    - org.apache.lucene.search.RandomApproximationQuery
  - org.apache.lucene.search.QueryUtils
  - org.apache.lucene.search.Scorer
    - org.apache.lucene.search.AssertingScorer
    - org.apache.lucene.search.BulkScorerWrapperScorer
  - org.apache.lucene.search.ShardSearchingTestBase.NodeState (implements java.io.Closeable)
  - org.apache.lucene.search.ShardSearchingTestBase.SearcherAndVersion
  - org.apache.lucene.search.SimpleCollector (implements org.apache.lucene.search.Collector, org.apache.lucene.search.LeafCollector)
    - org.apache.lucene.search.CheckHits.ExplanationAsserter
    - org.apache.lucene.search.CheckHits.SetCollector
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.lang.RuntimeException
        - org.apache.lucene.search.ShardSearchingTestBase.SearcherExpiredException

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