Implementa chat application which can handle multiple users at the same timeand supports also file transfer.It is entire

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Implementa chat application which can handle multiple users at the same timeand supports also file transfer.It is entirely based on Java or python and consists ofthe following:
task1:UPM_Students_Messenger(client application) and UPM_Messenger_Server (server application).
task2:P2P applicationFeatures
1.User signup and login
2.Handles multiplesusers at the same time
3.Support private messages and public messages
4.Graphics exchange
5.Support for file transfer
6.listing the IPaddresses of different logged in users
7.Clients and server must not be on the same network (WiFi)