ParquetFileSplitter (Parquet for Java 2.0.16 API)

java.lang.Object
- com.exasol.parquetio.splitter.ParquetFileSplitter

All Implemented Interfaces:

FileSplitter
```
public class ParquetFileSplitter
extends Object
implements FileSplitter
```
A class that splits Parquet file into chunks of certain size. Each chunk then contains one or more row group start and end positions in a Parquet file.

Constructor Summary

Constructors
Constructor	Description
`ParquetFileSplitter(org.apache.parquet.io.InputFile file)`	Creates a new instance of `ParquetFileSplitter`.
`ParquetFileSplitter(org.apache.parquet.io.InputFile file, long chunkSize)`	Creates a new instance of `ParquetFileSplitter`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected List<ChunkInterval>`	`getRowGroupSplits(List<org.apache.parquet.hadoop.metadata.BlockMetaData> rowGroups)`	Returns row group splits given the file row groups.
`List<ChunkInterval>`	`getSplits()`	Gets file splits in the form of `start` and `end` intervals.

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

- Constructor Detail
  - ParquetFileSplitter
```
public ParquetFileSplitter(org.apache.parquet.io.InputFile file)
```
    Creates a new instance of ParquetFileSplitter. It uses default chunk size of 64MB to split the file.
    
    Parameters:
    
    file - a Parquet file
  - ParquetFileSplitter
```
public ParquetFileSplitter(org.apache.parquet.io.InputFile file,
                           long chunkSize)
```
    Creates a new instance of ParquetFileSplitter.
    
    Parameters:
    
    file - a Parquet file
    
    chunkSize - a chunk size in bytes
- Method Detail
  - getSplits
```
public List<ChunkInterval> getSplits()
```
    Description copied from interface: FileSplitter
    
    Gets file splits in the form of start and end intervals.
    
    Specified by:
    
    getSplits in interface FileSplitter
    
    Returns:
    
    an array of intervals
  - getRowGroupSplits
```
protected List<ChunkInterval> getRowGroupSplits(List<org.apache.parquet.hadoop.metadata.BlockMetaData> rowGroups)
```
    Returns row group splits given the file row groups.
    
    Parameters:
    
    rowGroups - a list of file row groups
    
    Returns:
    
    a list of ChunkIntervals