Package org.elasticsearch.common.lucene.index

Class SequentialStoredFieldsLeafReader

java.lang.Object
org.apache.lucene.index.IndexReader
org.apache.lucene.index.LeafReader
org.apache.lucene.index.FilterLeafReader
org.elasticsearch.common.lucene.index.SequentialStoredFieldsLeafReader
All Implemented Interfaces:
Closeable, AutoCloseable
Direct Known Subclasses:
ElasticsearchLeafReader
public abstract class SequentialStoredFieldsLeafReader extends org.apache.lucene.index.FilterLeafReader
A FilterLeafReader that exposes a StoredFieldsReader optimized for sequential access. This class should be used by custom FilterLeafReader that are used at search time in order to leverage sequential access when retrieving stored fields in queries, aggregations or during the fetch phase.

  • Nested Class Summary

    Nested classes/interfaces inherited from class org.apache.lucene.index.FilterLeafReader

    org.apache.lucene.index.FilterLeafReader.FilterFields, org.apache.lucene.index.FilterLeafReader.FilterPostingsEnum, org.apache.lucene.index.FilterLeafReader.FilterTerms, org.apache.lucene.index.FilterLeafReader.FilterTermsEnum

    Nested classes/interfaces inherited from class org.apache.lucene.index.IndexReader

    org.apache.lucene.index.IndexReader.CacheHelper, org.apache.lucene.index.IndexReader.CacheKey, org.apache.lucene.index.IndexReader.ClosedListener

  • Field Summary

    Fields inherited from class org.apache.lucene.index.FilterLeafReader

    in

  • Constructor Summary

    Constructors
    Constructor
    Description
    SequentialStoredFieldsLeafReader(org.apache.lucene.index.LeafReader in)
    Construct a StoredFieldsFilterLeafReader based on the specified base reader.

  • Method Summary

    Modifier and Type
    Method
    Description
    protected abstract org.apache.lucene.codecs.StoredFieldsReader
    doGetSequentialStoredFieldsReader(org.apache.lucene.codecs.StoredFieldsReader reader)
    Implementations should return a StoredFieldsReader that wraps the provided reader that is optimized for sequential access (adjacent doc ids).
    org.apache.lucene.codecs.StoredFieldsReader
    getSequentialStoredFieldsReader()
    Returns a StoredFieldsReader optimized for sequential access (adjacent doc ids).

    Methods inherited from class org.apache.lucene.index.FilterLeafReader

    checkIntegrity, doClose, document, getBinaryDocValues, getDelegate, getFieldInfos, getLiveDocs, getMetaData, getNormValues, getNumericDocValues, getPointValues, getSortedDocValues, getSortedNumericDocValues, getSortedSetDocValues, getTermVectors, maxDoc, numDocs, terms, toString, unwrap

    Methods inherited from class org.apache.lucene.index.LeafReader

    docFreq, getContext, getCoreCacheHelper, getDocCount, getSumDocFreq, getSumTotalTermFreq, postings, postings, totalTermFreq

    Methods inherited from class org.apache.lucene.index.IndexReader

    close, decRef, document, document, ensureOpen, equals, getReaderCacheHelper, getRefCount, getTermVector, hasDeletions, hashCode, incRef, leaves, numDeletedDocs, registerParentReader, tryIncRef

    Methods inherited from class java.lang.Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

  • Constructor Details

    • SequentialStoredFieldsLeafReader

      public SequentialStoredFieldsLeafReader(org.apache.lucene.index.LeafReader in)

      Construct a StoredFieldsFilterLeafReader based on the specified base reader.

      Note that base reader is closed if this FilterLeafReader is closed.

      Parameters:
      in - specified base reader.

  • Method Details

    • doGetSequentialStoredFieldsReader

      protected abstract org.apache.lucene.codecs.StoredFieldsReader doGetSequentialStoredFieldsReader(org.apache.lucene.codecs.StoredFieldsReader reader)
      Implementations should return a StoredFieldsReader that wraps the provided reader that is optimized for sequential access (adjacent doc ids).

    • getSequentialStoredFieldsReader

      public org.apache.lucene.codecs.StoredFieldsReader getSequentialStoredFieldsReader()
      Returns a StoredFieldsReader optimized for sequential access (adjacent doc ids).