Comparator:- Comparator interface found in java.util package and it contains equals() and compare() method. It use the multiple sorting technique to write our own comparison logic and is used to sort ...

Here I am writing a simple way to use Comparator interface. We use Comparator interface to order the objects. First of all we need to import java.util package. It ...

Comparable affects the original class, i.e., the actual class is modified. Comparator doesn't affect the original class, i.e., the actual class is not modified. Comparable provides compareTo() method ...

Notifications You must be signed in to change notification settings class Customer { private Integer customerNumber; private String customerName; private Double customerBill; public Customer(Integer ...

The Comparable interface is simple because it only has one method; however, implementing the compareTo method can become tedious if you need to sort your object by multiple properties (especially if ...