/** 启动初始化，他确定网络中有多少个其它UDPBase和相关的信息 */
public void initNet() throws UDPBaseException {
try {
mainThread = new SoleThread(this);
localIP = InetAddress.getLocalHost().getHostAddress();
int i = localIP.lastIndexOf('.');
BROADCAST_ADDR = localIP.substring(0, i) + ".255";
// System.out.println ("lip=="+localIP) ;
// sendSocket = new DatagramSocket () ;
// recvSocket = new MulticastSocket (RECV_PORT) ;
recvSocket = new DatagramSocket(RECV_PORT);
sendSocket = recvSocket;
// recvAckSocket = new MulticastSocket (RECV_ACK_PORT) ;
group = InetAddress.getByName(BROADCAST_ADDR);
// recvSocket.joinGroup (group) ;
// recvAckSocket.joinGroup (group) ;
procMsgThd = new ProcMsgThd();
procMsgThd.start();
//
mainThread.start();
} catch (Exception e) {
e.printStackTrace();
throw new UDPBaseException("UDPBase init() error=\n" + e.toString());
}
}
public void destory() {
procMsgThd.stop0();
procMsgThd.interrupt();
mainThread.interrupt();
if (group != null) {
try {
if (recvSocket instanceof MulticastSocket) {
((MulticastSocket) recvSocket).leaveGroup(group);
}
} catch (IOException ioe) {
}
}
sendSocket.close();
recvSocket.close();
}
public void initGroup() throws UDPBaseException {
try {
mainThread = new SoleThread(this);
sendSocket = new DatagramSocket();
recvSocket = new MulticastSocket(RECV_PORT);
// recvAckSocket = new MulticastSocket (RECV_ACK_PORT) ;
group = InetAddress.getByName(GROUP_BROADCAST_ADDR);
((MulticastSocket) recvSocket).joinGroup(group);
// recvAckSocket.joinGroup (group) ;
localIP = InetAddress.getLocalHost().getHostAddress();
procMsgThd = new ProcMsgThd();
procMsgThd.start();
//
mainThread.start();
bGroup = true;
} catch (Exception e) {
e.printStackTrace();
throw new UDPBaseException("UDPBase init() error=\n" + e.toString());
}
}
public void run(SoleThread st) {
try {
byte[] buf = new byte[MAX_HEADER_LENGTH + MAX_PACKET_LENGTH];
int len;
byte[] tar = null;
while (st.isSole()) {
DatagramPacket packet = new DatagramPacket(buf, buf.length);
// System.out.println("recv...");
recvSocket.receive(packet);
len = packet.getLength();
tar = new byte[len];
System.arraycopy(buf, 0, tar, 0, len);
// processMsg (tar);
quickQueue.put(tar);
}
} catch (Exception e) {
// throw new UDPBaseException ("UDPBase run() error=\n"+e.toString());
System.out.println("Something error in recv thread!");
e.printStackTrace();
}
}
public void initVirtual(String virtualip) throws UDPBaseException {
if (virtualip == null) {
virtualip = "vip:" + System.currentTimeMillis();
}
try {
mainThread = new SoleThread(this);
sendSocket = new DatagramSocket();
recvSocket = new MulticastSocket(RECV_PORT);
// recvAckSocket = new MulticastSocket (RECV_ACK_PORT) ;
group = InetAddress.getByName(GROUP_BROADCAST_ADDR);
((MulticastSocket) recvSocket).joinGroup(group);
// recvAckSocket.joinGroup (group) ;
localIP = virtualip;
procMsgThd = new ProcMsgThd();
procMsgThd.start();
//
mainThread.start();
} catch (Exception e) {
e.printStackTrace();
throw new UDPBaseException("UDPBase init() error=\n" + e.toString());
}
}
