ArrowValueProjectorImpl (AWS Athena Query Federation 2022.47.1 API)

java.lang.Object
- com.amazonaws.athena.connector.lambda.data.projectors.ArrowValueProjectorImpl

All Implemented Interfaces:

ArrowValueProjector

Direct Known Subclasses:

ListArrowValueProjector, SimpleArrowValueProjector, StructArrowValueProjector
```
public abstract class ArrowValueProjectorImpl
extends Object
implements ArrowValueProjector
```
Abstract class that shares common logic to create the Projection instance. ArrowValueProjectorImpl.Projection's implementation is decided at runtime based on input Arrow minor type.

Constructor Summary

Constructors
Constructor Description

ArrowValueProjectorImpl()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected com.amazonaws.athena.connector.lambda.data.projectors.ArrowValueProjectorImpl.Projection`	`createValueProjection(org.apache.arrow.vector.types.Types.MinorType minorType)`	Concrete implementation of ArrowValueProjectorImpl should invoke thie method to get the Projection instance.

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

Methods inherited from interface com.amazonaws.athena.connector.lambda.data.projectors.ArrowValueProjector
project

- Constructor Detail
  - ArrowValueProjectorImpl
```
public ArrowValueProjectorImpl()
```
- Method Detail
  - createValueProjection
```
protected com.amazonaws.athena.connector.lambda.data.projectors.ArrowValueProjectorImpl.Projection createValueProjection(org.apache.arrow.vector.types.Types.MinorType minorType)
```
    Concrete implementation of ArrowValueProjectorImpl should invoke thie method to get the Projection instance.
    
    Parameters:
    
    minorType -
    
    Returns:
    
    Projection used by child class to do actual projection work.