ContactListBusinessPersonal

Requirements:

Note: Submit all .java and .class files in one zipped folder.

Create a contact list application that meets the employer’s following minimum requirements.
A. Input Requirements
1. Include a prompt that allows the user to enter a command from the following four options, repeating the process of displaying the menu screen until the user has selected “quit.”
• add a business contact
• add a personal contact
• display contacts
• quit
2. Include a prompt that allows the user to enter the following identifiable information when the “add a business contact” command is selected:
• first name
• last name
• address
• phone number
• e-mail address
• job title
• organization

Note: You are not required to store the contact information as persistent data in a database.

3. Include a prompt that allows the user to enter the following identifiable information when the “add a personal contact” command is selected:
• first name
• last name
• address
• phone number
• e-mail address
• date of birth

B. Output Requirements
1. Display the results to the user on screen in a readable and descriptive format (e.g., System.out) by doing the following:
a. Display all contacts’ first and last names when the “display contacts” command is selected.
b. Include a numeric key for each contact that will be used to invoke the method that displays the contact details.
2. Include a prompt that allows the user to enter the numeric key to display all details of the contact in a readable and descriptive format (e.g., System.out, output to a text file using FileWriter).
a. Identify contacts by type when displaying the details of a contact: business or personal.

C. Design Requirements
1. Demonstrate use of collections (e.g., TreeSets, ArrayList).
2. Demonstrate use of encapsulation.
3. Demonstrate use of inheritance by doing the following:
a. Create one abstract class.
b. Create two subclasses.
4. Demonstrate use of polymorphism by overriding a method of the abstract class in both subclasses (i.e., method that displays contact details).