ReadTransactionSuccess extends TransactionSuccess<ReadTransactionSuccess> implements SliceableMessage { public Optional<NormalizedNode<?, ?>> getData() { return data; } ReadTransactionSuccess(final TransactionIdentifier identifier, final long sequence,
            final Optional<NormalizedNode<?, ?>> data); Optional<NormalizedNode<?, ?>> getData();  }
@Test public void getDataTest() { final Optional<NormalizedNode<?, ?>> result = OBJECT.getData(); Assert.assertTrue(result.isPresent()); Assert.assertEquals(NODE.getValue(), result.get().getValue()); }