public FieldItemBase::getEntity() Gets

public static FieldItemBase::mainPropertyName()

An entity field item. Entity field items making use of this base class have to implement the static method propertyDefinitions().

public FieldItemBase::__isset($name) Magic

public FieldItemBase::preSave() Defines

public FieldItemBase::getFieldDefinition() Gets

public static FieldItemBase::defaultFieldSettings()

public FieldItemBase::view($display_options = array())

public FieldItemBase::delete() Defines

protected FieldItemBase::writePropertyValue($property_name, $value)