org.apache.lucene.codecs.lucene50

## Class Lucene50PostingsReader

- java.lang.Object
- - org.apache.lucene.codecs.PostingsReaderBase
  - - org.apache.lucene.codecs.lucene50.Lucene50PostingsReader

- All Implemented Interfaces:
    Closeable, AutoCloseable, Accountable

      public final class Lucene50PostingsReader
      extends PostingsReaderBase

  Concrete class that reads docId(maybe frq,pos,offset,payloads) list with postings format.
  WARNING: This API is experimental and might change in incompatible ways in the next release.

- - ### Field Summary

    - ### Fields inherited from interface org.apache.lucene.util.Accountable

      `NULL_ACCOUNTABLE`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `Lucene50PostingsReader(SegmentReadState state)` Sole constructor.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `checkIntegrity()`
    `void` | `close()`
    `void` | `decodeTerm(DataInput in, FieldInfo fieldInfo, BlockTermState _termState, boolean absolute)`
    `ImpactsEnum` | `impacts(FieldInfo fieldInfo, BlockTermState state, int flags)`
    `void` | `init(IndexInput termsIn, SegmentReadState state)`
    `BlockTermState` | `newTermState()`
    `PostingsEnum` | `postings(FieldInfo fieldInfo, BlockTermState termState, PostingsEnum reuse, int flags)`
    `long` | `ramBytesUsed()`
    `String` | `toString()`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

    - ### Methods inherited from interface org.apache.lucene.util.Accountable

      `getChildResources`

- - ### Constructor Detail

    - #### Lucene50PostingsReader

          public Lucene50PostingsReader(SegmentReadState state)
                                 throws IOException

      Sole constructor.
      Throws:
        `IOException`

  - ### Method Detail

    - #### init

          public void init(IndexInput termsIn,
                           SegmentReadState state)
                    throws IOException

      Specified by:
        `init` in class `PostingsReaderBase`
      Throws:
        `IOException`

    - #### newTermState

          public BlockTermState newTermState()

      Specified by:
        `newTermState` in class `PostingsReaderBase`

    - #### close

          public void close()
                     throws IOException

      Specified by:
        `close` in interface `Closeable`
      Specified by:
        `close` in interface `AutoCloseable`
      Specified by:
        `close` in class `PostingsReaderBase`
      Throws:
        `IOException`

    - #### decodeTerm

          public void decodeTerm(DataInput in,
                                 FieldInfo fieldInfo,
                                 BlockTermState _termState,
                                 boolean absolute)
                          throws IOException

      Specified by:
        `decodeTerm` in class `PostingsReaderBase`
      Throws:
        `IOException`

    - #### postings

          public PostingsEnum postings(FieldInfo fieldInfo,
                                       BlockTermState termState,
                                       PostingsEnum reuse,
                                       int flags)
                                throws IOException

      Specified by:
        `postings` in class `PostingsReaderBase`
      Throws:
        `IOException`

    - #### impacts

          public ImpactsEnum impacts(FieldInfo fieldInfo,
                                     BlockTermState state,
                                     int flags)
                              throws IOException

      Specified by:
        `impacts` in class `PostingsReaderBase`
      Throws:
        `IOException`

    - #### ramBytesUsed

          public long ramBytesUsed()

    - #### checkIntegrity

          public void checkIntegrity()
                              throws IOException

      Specified by:
        `checkIntegrity` in class `PostingsReaderBase`
      Throws:
        `IOException`

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`

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