SQL procedure

Add addFn = new Add();                      (1)
addFn.set__1(5);                            (2)
addFn.set__2(10);
jooqx.routine(addFn).onSuccess(output -> {  (3)
    assert 15 == output;
}).onFailure(Throwable::printStackTrace);   (4)

Dup dup = new Dup();                                                                (1)
// Routine has 1 in-parameter and 2 out-parameters
dup.set__1(5);                                                                      (2)
jooqx.routineResult(dup).onSuccess(rr -> {
    Record record = rr.getRecord();                                                 (3)
    Field<?>[] outputFields = rr.getOutputFields();                                 (4)
    assert Objects.equals(Arrays.toString(outputFields), "[\"f1\", \"f2\"]");
    assert record.fields().length == 2;
    assert 5 == (Integer) record.get(outputFields[0]);
    assert Objects.equals(record.get(outputFields[1]), "5 is text");
    assert Objects.equals(record.toString(), """
        +----+----------+
        |  f1|f2        |
        +----+----------+
        |  *5|*5 is text|
        +----+----------+
        """);                                                                      (5)
}).onFailure(Throwable::printStackTrace);                                          (6)

jooqx.fetchMany(dsl -> dsl.selectFrom(Tables.FIND_AUTHORS.call("Sc"))).onSuccess(rows -> {
    assert Objects.equals(rows.toString(), """
        [+----+---------------------+-------+
        |  id|name                 |country|
        +----+---------------------+-------+
        |  *2|*F. Scott. Fitzgerald|*USA   |
        +----+---------------------+-------+
        , +----+----------------+-------+
        |  id|name            |country|
        +----+----------------+-------+
        |  *4|*Scott Hanselman|*USA   |
        +----+----------------+-------+
        ]
        """);
    FindAuthorsRecord rec1 = rows.get(0);
    assert rec1.getId() == 2;
    assert Objects.equals(rec1.getName(), "F. Scott. Fitzgerald");
}).onFailure(Throwable::printStackTrace);