this.server.createIfAbsent(this.syncEngineChannel, initializer);
ServerChannel sync = server.getChannel(this.syncAppChannel);
sync.addListener(this);
sync = server.getChannel(this.syncEngineChannel);
sync.addListener(this);
this.sessionModerator = SessionModerator.getInstance(this,
(String)config.get("sessionModerator"), confKey);
if (null == this.sessionModerator) {
config.put("moderatorIsUpdater", false);