DataFetcherExceptionHandler (graphql-java 21.0 API)

All Known Implementing Classes:

SimpleDataFetcherExceptionHandler
```
@PublicSpi
public interface DataFetcherExceptionHandler
```
This is called when an exception is thrown during DataFetcher.get(DataFetchingEnvironment) execution

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.concurrent.CompletableFuture<DataFetcherExceptionHandlerResult>`	`handleException(DataFetcherExceptionHandlerParameters handlerParameters)`	When an exception occurs during a call to a `DataFetcher` then this handler is called to shape the errors that should be placed in the `ExecutionResult.getErrors()` list of errors.

- Method Detail
  - handleException
```
java.util.concurrent.CompletableFuture<DataFetcherExceptionHandlerResult> handleException(DataFetcherExceptionHandlerParameters handlerParameters)
```
    When an exception occurs during a call to a DataFetcher then this handler is called to shape the errors that should be placed in the ExecutionResult.getErrors() list of errors.
    
    Parameters:
    
    handlerParameters - the parameters to this callback
    
    Returns:
    
    a result that can contain custom formatted GraphQLErrors