For JDK 7, I think it is high-time the platform included a class like java.util.Objects to hold commonly-written utility methods. I couldn’t agree more! I have used several other languages that ...

An object that implements the Comparable interface must call the "implements" keyword first, and then the "compareTo" method must be defined in the Comparable class.

The more familiar you are with Object and its methods, the more you can do with your Java programs.