### Question:
ReceivedDataProcessor extends SyncUserProcessor<ReceivedData> { @Override public String interest() { return ReceivedData.class.getName(); } ReceivedDataProcessor(RegisterCache registerCache, ObserverHandler observerHandler); @Override Object handleRequest(BizContext bizCtx, ReceivedData request); @Override String interest();  }### Answer:
@Test public void interest() { Assert.assertEquals(ReceivedData.class.getName(), processor.interest()); }