### Question:
MBeanServerHandler implements MBeanServerHandlerMBean, MBeanRegistration { public ServerHandle getServerHandle() { return serverHandle; } MBeanServerHandler(Configuration pConfig, LogHandler pLogHandler); Object dispatchRequest(JsonRequestHandler pRequestHandler, JmxRequest pJmxReq); final ObjectName registerMBean(Object pMBean,String ... pOptionalName); final void destroy(); MBeanServerExecutorLocal getMBeanServerManager(); ServerHandle getServerHandle(); static List<ServerDetector> lookupDetectors(); String mBeanServersInfo(); ObjectName preRegister(MBeanServer server, ObjectName name); final String getObjectName(); void postRegister(Boolean registrationDone); void preDeregister(); void postDeregister();  }### Answer:
@Test public void serverHandle() { ServerHandle handle = handler.getServerHandle(); assertNotNull(handle); }