ZipkinHttpTagStrategy extends HttpTagAndSpanNamingStrategy<REQ, RES> { @SuppressWarnings("unchecked") public static <REQ, RES> ZipkinHttpTagStrategy<REQ, RES> getDefaultInstance() { return (ZipkinHttpTagStrategy<REQ, RES>) DEFAULT_INSTANCE; }  @SuppressWarnings("unchecked") static ZipkinHttpTagStrategy<REQ, RES> getDefaultInstance();  }
@Test public void getDefaultInstance_returns_DEFAULT_INSTANCE() { assertThat(ZipkinHttpTagStrategy.getDefaultInstance()).isSameAs(ZipkinHttpTagStrategy.DEFAULT_INSTANCE); }