public static <T> QualifiedType<T> of(Class<T> clazz) {
        return new QualifiedType<>(clazz, emptySet());
    }
Creates a {@code QualifiedType<T>} for a {@code Class<T>} with no qualifiers.
@param clazz the unqualified type
@return the unqualified QualifiedType
@see #with(Annotation...) to then qualify your type
core/src/main/java/org/jdbi/v3/core/qualifier/QualifiedType.java