toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (flatten != null) 'flatten': flatten!,
if (name != null) 'name': name!,
if (originalName != null) 'originalName': originalName!,
if (outputs != null) 'outputs': outputs!,
if (parDo != null) 'parDo': parDo!,
if (partialGroupByKey != null) 'partialGroupByKey': partialGroupByKey!,
if (read != null) 'read': read!,
if (systemName != null) 'systemName': systemName!,
if (write != null) 'write': write!,
};