How are Documents organized into Submission Sets?
XDS requires that documents must be submitted as part of a Submission Set. The Submission Set documents the context of the submission and the knowledge of the things that were submitted together. What does a Submission Set look like? First there are one or more XDSDocumentEntry objects each representing a single document in a repository. The XDSDocumentEntry is constructed from an ebRIM ExtrinsicObject object. Next is the XDSSubmissionSet object which contains the submission context information. It is built from an ebRIM RegistryPackage object. For each XDSDocumentEntry object an Association object is coded. This object is used to link the submission set object to the document object. If there are 3 documents in the submission set then there will be 3 association objects creating the linkage. Each association has three basic attributes, a from pointer, a to pointer, and an association type. For this use the association type is HasMember. As an example of a submission set containing a s