ShortConverter implements PropertyConverter<Short> { @Override public int hashCode(){ return getClass().hashCode(); }  @Override Short convert(String value, ConversionContext ctx); @Override boolean equals(Object o); @Override int hashCode();  }
@Test public void testHashCode() { ShortConverter instance = new ShortConverter(); assertThat(instance.hashCode()).isEqualTo(ShortConverter.class.hashCode()); }