List of server events (refer to class EzyEventType):

SERVER_READY: fired when server ready, let's init all components here

USER_LOGIN: fired when user login to a zone, let's check user login info here and throw EzyLoginErrorException(EzyLoginError) when authentication failed

USER_ACCESS_APP: fired when user access to an app, let's check the accessibility here and throw EzyAccessAppException(EzyAccessAppError) when you don't want user access to the app

USER_ADDED: fired when an user has added to a zone

USER_REMOVED: fired when an user has removed from a zone

SESSION_REMOVED: fired when a session has removed from server

STREAMING: fired when a client stream a byte array to server

Handle SERVER_READY event

@EzySingleton
@EzyServerEventHandler(SERVER_READY)
public class ServerReadyController 
        extends EzyAbstractAppEventController {

    @Override
    public void handle(EzyAppContext ctx, EzyServerReadyEvent event) {
        getLogger().info("simple-chat app: fire custom app ready");
    }
}

Handle USER_LOGIN event

@EzySingleton
@EzyServerEventHandler(USER_LOGIN)
public class UserLoginController extends EzyAbstractPluginEventController {

    @Override
    public void handle(EzyPluginContext ctx, EzyUserLoginEvent event) {
        getLogger().info("handle user {} login in", event.getUsername());
        String username = event.getUsername();
        if(username.startsWith("admin"))
            throw new EzyLoginErrorException(EzyLoginError.INVALID_USERNAME);
    }
}