DIFERENCIA WRITEUNSHARED Y WRITEOBJECT

tengo una duda, quisiera saber, si es posible mediante un ejemplo, cual es en sí la diferencia entre los métodos de la clase ObjectOutputStream, writeObject y writeUnshared. Gracias

DreamProxies - Cheapest USA Elite Private Proxies 100 Private Proxies 200 Private Proxies 400 Private Proxies 1000 Private Proxies 2000 Private Proxies ExtraProxies.com - Buy Cheap Private Proxies Buy 50 Private Proxies Buy 100 Private Proxies Buy 200 Private Proxies Buy 500 Private Proxies Buy 1000 Private Proxies Buy 2000 Private Proxies ProxiesLive Proxies-free.com New Proxy Lists Every Day Proxies123