LoggingKlvHandler implements KlvHandler { @Override public String getAttributeName() { return null; }  @Override String getAttributeName(); @Override Optional<Attribute> asAttribute(); @Override void accept(KlvDataElement klvDataElement); @Override void reset();  }
@Test public void testAttributeName() { assertThat(loggingKlvHandler.getAttributeName(), is(nullValue())); }