com.dianping.cat.transport.Transport in-memory com.dianping.cat.transport.InMemoryTransport com.dianping.cat.transport.Transport tcp-socket com.dianping.cat.transport.TcpSocketTransport com.dianping.cat.transport.Transport udp-multicast com.dianping.cat.transport.UdpMulticastTransport com.dianping.cat.transport.TransportManager com.dianping.cat.transport.TransportManager com.dianping.cat.transport.Transport im-memory