public void averageRatingByTrustedUser() throws SQLException {
GetAverageRatingByTrustedUser proc = this.getProcedure(GetAverageRatingByTrustedUser.class);
assert (proc != null);
long iid = Long.valueOf(item_ids.get(rand.nextInt(item_ids.size())));
long uid = Long.valueOf(user_ids.get(rand.nextInt(user_ids.size())));
proc.run(conn, iid, uid);
}
public void averageRatingOfItem() throws SQLException {
GetItemAverageRating proc = this.getProcedure(GetItemAverageRating.class);
assert (proc != null);