Enum listing the possible checkout states of a document, as seen from outside the document plugin
public enum CheckoutState
Document is checked out, to a user different from the one making the query
Document is checked out, to the user making the query
Locking is not supported or selected for this document. The document is always 'writeable' in the sense of not being protected by any locks. The document may still be read-only due to Sentry constraints.
Document is not checked out