PointsReader (Lucene 8.6.0 API)

java.lang.Object
- org.apache.lucene.codecs.PointsReader

All Implemented Interfaces:

Closeable, AutoCloseable, Accountable

Direct Known Subclasses:

Lucene86PointsReader
```
public abstract class PointsReader
extends Object
implements Closeable, Accountable
```
Abstract API to visit point values.

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

Constructor Summary

Constructors
Modifier Constructor Description

protected PointsReader()
Sole constructor.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`abstract void`	`checkIntegrity()`	Checks consistency of this reader.
`PointsReader`	`getMergeInstance()`	Returns an instance optimized for merging.
`abstract PointValues`	`getValues(String field)`	Return `PointValues` for the given `field`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.lucene.util.Accountable
getChildResources, ramBytesUsed

Methods inherited from interface java.io.Closeable
close

- Constructor Detail
  - PointsReader
```
protected PointsReader()
```
    Sole constructor. (For invocation by subclass constructors, typically implicit.)
- Method Detail
  - checkIntegrity
```
public abstract void checkIntegrity()
                             throws IOException
```
    Checks consistency of this reader.
    Note that this may be costly in terms of I/O, e.g. may involve computing a checksum value against large data files.
    
    Throws:
    
    IOException
    
    NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.
  - getValues
```
public abstract PointValues getValues(String field)
                               throws IOException
```
    Return PointValues for the given field.
    
    Throws:
    
    IOException
  - getMergeInstance
```
public PointsReader getMergeInstance()
```
    Returns an instance optimized for merging. This instance may only be used in the thread that acquires it.
    The default implementation returns this