Method safeIndex

jOOQ/src/main/java/org/jooq/impl/FieldsImpl.java:416–421

(int index)

    }

    final int safeIndex(int index) {
        if (index >= 0 && index < fields.length)
            return index;

        throw indexFail(this, index);
    }

    @Override
    public final <T> Field<T> field(int fieldIndex, Class<T> type) {