Need help completing this java program as a doubly linked list...

I) Using linked lists, design an online contacts list to keep track of the names (first and last), phone numbers, email addresses, and dates of birth of family members, close friends, and certain business associates. Your program should be able to handle as many entries a:s required. Your program must complete the following operations: Read the raw data into the contacts list from an input file named data.txt Add a new entry to the contacts list Print the contacts list to an output file named