/* (non-Javadoc) * @see madkit.netcomm.MadkitNetworkAgent#handleNetworkMessage(madkit.netcomm.NetworkMessage) */ protected void handleNetworkMessage(NetworkMessage message) { switch (message.getType()) { case NetworkMessage.SYNCH_REQUEST: debug("handling NetworkMessage.SYNCH_REQUEST"); Vector vec = (Vector) message.getArgument(); handleSynchRequest(message.getSender(), vec); break; case NetworkMessage.ROUTE_MESSAGE: debug("Routing message"); sendDistantMessage((KernelMessage) message.getArgument()); break; case NetworkMessage.CONNECT_KERNEL: debug("CONNECT_KERNEL received"); Vector v1 = (Vector) message.getArgument(); Socket brSocket = (Socket) v1.get(0); KernelAddress id = (KernelAddress) v1.get(1); // check if the kernel is known SocketKernel distantSK = (SocketKernel) v1.get(2); if (id != null && routeTable.containsKey(id)) { debug("broadcast from known kernel"); try { brSocket.close(); } catch (IOException e) { debug(e.toString()); } break; } launchNetConfigConnection(distantSK, brSocket, id); break; case NetworkMessage.KERNEL_DISCONNECTED: routeTable.remove(((KernelAddress) message.getArgument()).getID()); break; case NetworkMessage.UPDATE_ROUTE: debug("UPDATE_ROUTE"); Vector v = (Vector) message.getArgument(); KernelAddress addr = (KernelAddress) v.get(0); AgentAddress p2p = (AgentAddress) v.get(1); DistantKernelInformation info = (DistantKernelInformation) routeTable.remove(addr.getID()); info.setP2PAgent(p2p); info.setProtocol((String) v.get(2)); routeTable.put(addr.getID(), info); sendMessage( getAgentWithRole(community, group, "netagent"), new NetworkMessage(NetworkMessage.UPDATE_ROUTE, v)); sendMessage( message.getSender(), new NetworkMessage(NetworkMessage.UPDATE_ROUTE_DONE, addr)); break; default: debug("unknown NetworkMessage Received"); debug(message.toString()); break; } }
/** * Adds a route to the routing table. Before adding a new kernel, it checks if the kernel's ID * already existes in the routing table. if it does, no action is taken and returns false. * * @param ka KernelAddress of the distant kernel to add. * @param addr AgentAddress of the P2PAgent responsable for the connection with the kernel * @param dkinfo SocketKernel of the distant Kernel * @return true iff the distant kernel was add. false if the kernel already has an entry in the * route table */ private boolean addRoute( KernelAddress ka, AgentAddress addr, SocketKernel dkinfo, String protocol) { DistantKernelInformation tmp = (DistantKernelInformation) routeTable.get(ka.getID()); if (tmp != null) { if (tmp.getProtocol().equals(CONFIG)) { if (protocol.equals(CONFIG)) { // Added by saber KernelAddress agency = tmp.getDistantKernelAddress(); if (!agency.getKernelName().equals(ka.getKernelName()) || (agency.supportMobility() != ka.supportMobility())) // the distantKernel has changed its name or mobility // aspect { agency.setKernelName(ka.getKernelName()); if (ka.supportMobility()) agency.enableMobility(); else agency.disableMobility(); return true; } else // end of saber modification return false; } else { routeTable.remove(ka.getID()); updateDistantAgencies(); } } else { debug("Kernel " + ka + " already added"); return false; } } debug("adding new kernel " + ka.getID()); routeTable.put(ka.getID(), new DistantKernelInformation(ka, addr, dkinfo, protocol)); updateDistantAgencies(); if (!protocol.equals(CONFIG)) sendConnectedKernelInformation(dkinfo, ka, addr, protocol); return true; }
/** * @param address * @return */ private boolean isConfiguring(KernelAddress address) { return routeTable.containsKey(address.getID()); }
private AgentAddress getP2PAddress(KernelAddress kernelAddress) { DistantKernelInformation info = (DistantKernelInformation) routeTable.get(kernelAddress.getID()); return info.getP2PAgent(); }