graphql.execution

Class SimpleDataFetcherExceptionHandler

java.lang.Object

graphql.execution.SimpleDataFetcherExceptionHandler

All Implemented Interfaces:

DataFetcherExceptionHandler

@PublicApi
public class SimpleDataFetcherExceptionHandler
extends java.lang.Object
implements DataFetcherExceptionHandler

The standard handling of data fetcher error involves placing a ExceptionWhileDataFetching error into the error collection

Constructor Summary

Constructors

Constructor and Description
SimpleDataFetcherExceptionHandler()

Method Summary

Modifier and Type	Method and Description
DataFetcherExceptionHandlerResult	onException(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.
protected java.lang.Throwable	unwrap(java.lang.Throwable exception) Called to unwrap an exception to a more suitable cause if required.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface graphql.execution.DataFetcherExceptionHandler

handleException

Constructor Detail

SimpleDataFetcherExceptionHandler

public SimpleDataFetcherExceptionHandler()

Method Detail

onException

public DataFetcherExceptionHandlerResult onException(DataFetcherExceptionHandlerParameters handlerParameters)

Description copied from interface: DataFetcherExceptionHandler

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.

Specified by:

onException in interface DataFetcherExceptionHandler

Parameters:

handlerParameters - the parameters to this callback

Returns:

a result that can contain custom formatted GraphQLErrors

unwrap

protected java.lang.Throwable unwrap(java.lang.Throwable exception)

Called to unwrap an exception to a more suitable cause if required.

Parameters:

exception - the exception to unwrap

Returns:

the suitable exception