default action group
•getActionPackage: returns the current version of the asset definition.
•getPreview: returns minimal view of the resource that can share the viewing space with other previews.
•getLabel: returns the appropriate string of plain text that can represent the resource.
•getDCRecord: returns an XML OAI-DC Dublin core record.
•getWebView: returns a view of the resource as a web page.
•getDefaultContent: returns a byte stream of raw content for the resource.