ColumnReadStoreImpl (Apache Parquet Column 1.13.1 API)

java.lang.Object
- org.apache.parquet.column.impl.ColumnReadStoreImpl

All Implemented Interfaces:

ColumnReadStore
```
public class ColumnReadStoreImpl
extends Object
implements ColumnReadStore
```
Implementation of the ColumnReadStore Initializes individual columns based on schema and converter

Constructor Summary

Constructors
Constructor	Description
`ColumnReadStoreImpl(PageReadStore pageReadStore, GroupConverter recordConverter, MessageType schema, String createdBy)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

ColumnReader getColumnReader(ColumnDescriptor path)
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ColumnReadStoreImpl
```
public ColumnReadStoreImpl(PageReadStore pageReadStore,
                           GroupConverter recordConverter,
                           MessageType schema,
                           String createdBy)
```
    Parameters:
    
    pageReadStore - underlying page storage
    
    recordConverter - the user provided converter to materialize records
    
    schema - the schema we are reading
    
    createdBy - writer version string from the Parquet file being read
- Method Detail
  - getColumnReader
```
public ColumnReader getColumnReader(ColumnDescriptor path)
```
    Specified by:
    
    getColumnReader in interface ColumnReadStore
    
    Parameters:
    
    path - the column to read
    
    Returns:
    
    the column reader for that descriptor