Following you will find information which elements and attributes are "required", "optional", "not-allowed" or will be "discarded" in the input XML-stream when creating or updating such an object. In "create" the rule for creating a new object is defined. In "update" the rule for updating an object is defined. Possible values are: required | optional | not-allowed | discarded required: this element or attribute has to be delivered optional: this element or attribute can be delivered and will be kept not-allowed: this element or attribute is not allowed in delivery and will cause an exception discarded: this element or attribute can be delivered but will not be used required required optional optional Deprecated: use ContentRelationHandler.create() instead required required discarded discarded discarded discarded discarded discarded discarded discarded discarded (can be set via corresponding "escidoc" md-record element) discarded (can be updated via update of corresponding "escidoc" md-record element discarded (can be set via corresponding "escidoc" md-record element) discarded (can be updated via update of corresponding "escidoc" md-record element required discarded required discarded not finalized yet discarded discarded discarded discarded discarded discarded optional discarded discarded discarded discarded discarded discarded discarded optional required Does not appear until once set. Then required. Deprecated; use md-record instead.