Sample messenger for the Java beginners

Practice project for the Croc Java school course.

Command format

Server accepts commands in a plain text format:

COMMAND_ID\n
COMMAND_ARG_0\n
COMMAND_ARG_1\n
...

Where COMMAND_ID is a number and COMMAND_ARG_N is a string.

Sending messages

To post a new message client should open connection to a server and send a command with ID 0 and two arguments: author usename and message text:

0\n
USERNAME\n
MESSAGE_TEXT\n

Valid example of a command:

0\n
daisy\n
Hey :)\n