<div>It depends on the architecture of your game server.<br></div><div><br></div><div>Yes, you can store User-to-Channel map in World class. Also you can have Channel field inside User class, so you can just do this:</div>
<div><br></div><div>user.setChannel(channel);</div><div><br></div><div><br></div><div><br></div><div><br></div><br>