Java’s interface language feature confuses many Java newbies. Many mistakenly assume that interfaces only sidestep Java’s failure to support multiple implementation inheritance. In reality ...

Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.

Huh, I like interfaces.<BR><BR>Multiple inheritance can be useful in some cases, though, but somehow, I have always disliked inheritance in the back of my head... somehow it doesn't fully click ...