Comparator interface in Java

We will see what is comparator interface and how to use comparator interface in Java programming language. For more information please go through http://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html A comparison function, which imposes a total ordering on some collection of objects. Comparator can be passed to…

Comparable interface in Java

For more information please go through http://docs.oracle.com/javase/7/docs/api/java/lang/Comparable.html This interface imposes a natural ordering on objects of each class that implements it and the class’s compareTo method is referred to as its natural comparison method. Lists or arrays of objects that implement this…