@Udf(description = "Returns the inverse (arc) sine of an INT value")
  public Double asin(
          @UdfParameter(
                  value = "value",
                  description = "The value to get the inverse sine of."
          ) final Integer value
  ) {
    return asin(value == null ? null : value.doubleValue());
  }
@Test
  public void shouldHandleNull() {
    assertThat(udf.asin((Integer) null), is(nullValue()));
    assertThat(udf.asin((Long) null), is(nullValue()));
    assertThat(udf.asin((Double) null), is(nullValue()));
  }