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Explain the Comparator and Comparable interfaces

  • Sorting is a crucial aspect in developing any application, especially with custom objects in Java.
  • The Comparable interface is implemented by a class to provide its natural ordering. It defines the compareTo() method to compare objects.
  • The Comparator interface is used to provide custom sorting logic. It defines the compare() method to compare two objects.
  • In the given example, to sort a list of Student objects by names or marks, we can implement Comparable in the Student class for natural ordering or use a separate class implementing Comparator for custom sorting.

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