array extractDefaultData(FormInterface $form)

collectSubmittedData(FormInterface $form)

string getBlockPrefix() Returns the prefix of the template block name for this type.

array extractViewVariables(FormView $view)

string getExtendedType() Returns the name of the type being extended.

collectSubmittedData(FormInterface $form)

interface FormDataCollectorInterface implements

class DataCollectorTypeExtension extends

FormView createView(

class FormDataCollector extends