PropertyValue[] args = { mimetype, file };
xStmtsEnum = xRep.getStatements(null, null, null);
XURI[] graphs = xRep.getGraphNames();
xDocMDAccess.storeMetadataToMedium(args);
// this should re-init
xDocMDAccess.loadMetadataFromMedium(argsEmptyNoContent);
xRep = xRepoSupplier.getRDFRepository();
assertTrue("xRep null", null != xRep);