Re: [Pig Wiki] Update of "PigReporting" by Shravan Narayanamurthy

[Doug Cutting]

Apache Wiki wrote:
So the following should be enough for now. We can add other things on a need 
basis.

I recommend an abstract class over an interface.  It's hard to evolve a 
public interface back-compatibly, so, for anything with more than a 
single, simple method (like Comparable) abstract classes are preferable 
to interfaces.

Doug