// Create operation listener
OperationServerServiceImpl callbackListener = new OperationServerServiceImpl();
callbackListener.setHistoryBean(this.historyManager);
// Create content listener
ContentServerServiceImpl contentListener = new ContentServerServiceImpl();
contentListener.setHistoryBean(this.contentHistoryManager);
// Add listeners to ServerServices
services.setOperationServerService(callbackListener);
services.setContentServerService(contentListener);
config.setServerServices(services);