# Uses of Class
org.apache.lucene.codecs.PostingsReaderBase

Packages that use PostingsReaderBase
Package
Description
org.apache.lucene.codecs.lucene101
Lucene 10.1 file format.
org.apache.lucene.codecs.lucene90.blocktree
BlockTree terms dictionary.

- ## Uses of PostingsReaderBase in org.apache.lucene.codecs.lucene101

  Subclasses of PostingsReaderBase in org.apache.lucene.codecs.lucene101
  Modifier and Type
  Class
  Description
  `final class`
  `Lucene101PostingsReader`
  Concrete class that reads docId(maybe frq,pos,offset,payloads) list with postings format.

- ## Uses of PostingsReaderBase in org.apache.lucene.codecs.lucene90.blocktree

  Constructors in org.apache.lucene.codecs.lucene90.blocktree with parameters of type PostingsReaderBase
  Modifier
  Constructor
  Description
  ``
  `Lucene90BlockTreeTermsReader(PostingsReaderBase postingsReader, SegmentReadState state)`
  Sole constructor.