How to Run

Server Side

The server should be executed this way

java Server < port number >

Port number declares the port that the server listens to

Client Side

The Client side should be executed this way

java Client < ip > < port number > < fn_id > < args >

• ip: Server Ip (use localhost for easy use)
• port number: The port that the server listens to
• fn_id: The identifier of the executed operation
• args: The operations' parameters The operations are the following:

Create Account (FN_ID: 1)

java Client < ip > < port number> 1 < username >

Creates an account for the user with the given username. The function returns a unique code (token) which is used to authenticate the user in his next requests.

Show Accounts (FN_ID: 2)

java Client < ip > < port number> 2 < authtoken >

A list of all the existed accounts are printed

The file explorer is accessible using the button in left corner of the navigation bar. You can create a new file by clicking the New file button in the file explorer. You can also create folders by clicking the New folder button.

Send Message (FN_ID: 3)

java Client < ip > < port number> 3 < authtoken > < recipient > < message_body >

A message ( < message_body > ) is sent to the user < recipient >

Show Inbox (FN_ID: 4)

java Client < ip > < port number> 4 < authtoken >

It displays a list with all the received messages of the user with the token < authtoken >

ReadMessage (FN_ID: 5)

java Client < ip > < port number> 5 < authtoken > < message_id >

This operation displays the content of a message of the user with id <message_id>. The message is then marked as read

DeleteMessage (FN_ID: 6)

java Client < ip > < port number> 6 < authtoken > < message_id >

This operation deletes the message with id < message_id >