public static MetricName name(Class<?> klass, String... names) {
        return name(klass.getName(), names);
    }
@Test
    @SuppressWarnings("NullArgumentToVariableArgMethod")
    public void elidesNullValuesFromNamesWhenOnlyOneNullPassedIn() throws Exception {
        assertThat(name("one", (String)null))
                .isEqualTo(MetricName.build("one"));
    }