Please provide the answer in JAVA

No input-output given with the question.

Create a class Telephone with two members to hold the customers name and phone number. The class should have appropriate constructor, input, and display methods. Derive a class TelephoneIndex with methods to change the name or phone number.Create an array of objects and perform the following functions. a. Search for a name when the user enters a name or the first few characters. b. Display all of the names that match the users input and their corresponding phone numbers. c. Change the name of a customer. d. Change the phone number of a customer.