Write a sample java program that uses Graph ADT. The program must use a Graph ADT to add new users like a social site. T

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Write a sample java program that uses Graph ADT.
The program must use a Graph ADT to add new users like a social
site.
The program must allow users to follow each other, and when
another user is deleted the followers must be notified.
Each user that gets created should have a username, password,
name, surname and gender.
Each user can be updated, removed and disabled.
Each user must be able to send and receive a message
You can use Lists, ArrayLists, Queues or Stacks in your
program.
When you are done, the program must be executed as a jar
file.