Method: CREATE_IMPORT_HEADER
Method: CREATE_DELIVERY_UNIT
Method: GET_NAMED_ITEMS
Method: CONSTRUCTOR
Method: IF_NHI_DELIVERY_UNIT~GET
Method: LOG_IMPORT_SUMMARY_HEADER
Method: LOG_AGGREGATED_IMPORT_SUMMARY
Method: CHECK_NEW_OBJECT_NAME
Method: CREATE_GET_DU_RES