@Override
    public SendTaskFailureResult sendTaskFailure(SendTaskFailureRequest request) {
        request = beforeClientExecution(request);
        return executeSendTaskFailure(request);
    }
@ Override public SendTaskFailureResult sendTaskFailure ( SendTaskFailureRequest request ) { request = beforeClientExecution ( request ) ; return executeSendTaskFailure ( request ) ; }
<p>
Used by workers to report that the task identified by the <code>taskToken</code> failed.
</p>

@param sendTaskFailureRequest
@return Result of the SendTaskFailure operation returned by the service.
@throws TaskDoesNotExistException
@throws InvalidTokenException
The provided token is invalid.
@throws TaskTimedOutException
@sample AWSStepFunctions.SendTaskFailure
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/states-2016-11-23/SendTaskFailure" target="_top">AWS API
Documentation</a>