DynamoDBCompositeHandler (AWS Athena Query Federation 2022.47.1 API)

java.lang.Object
- com.amazonaws.athena.connector.lambda.handlers.CompositeHandler
- - com.amazonaws.athena.connectors.dynamodb.DynamoDBCompositeHandler

All Implemented Interfaces:

com.amazonaws.services.lambda.runtime.RequestStreamHandler
```
public class DynamoDBCompositeHandler
extends CompositeHandler
```
Boilerplate composite handler that allows us to use a single Lambda function for both Metadata and Data. In this case we just compose DynamoDBMetadataHandler and DynamoDBRecordHandler.

Constructor Summary

Constructors
Constructor Description

DynamoDBCompositeHandler()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static Exception`	`handleDynamoDBException(Exception e)`	Transforms DynamoDB exceptions into AthenaConnectorException with appropriate error code.
`Exception`	`handleException(Exception e)`

Methods inherited from class com.amazonaws.athena.connector.lambda.handlers.CompositeHandler
handleRequest, handleRequest

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

- Constructor Detail
  - DynamoDBCompositeHandler
```
public DynamoDBCompositeHandler()
```
- Method Detail
  - handleException
```
public Exception handleException(Exception e)
```
    Overrides:
    
    handleException in class CompositeHandler
  - handleDynamoDBException
```
public static Exception handleDynamoDBException(Exception e)
```
    Transforms DynamoDB exceptions into AthenaConnectorException with appropriate error code. Returns other exceptions unchanged.
    
    Parameters:
    
    e - The exception to handle
    
    Returns:
    
    The transformed exception or original exception