Android Open Source - Common-Library U D P Server

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License

The source code is released under:

Apache License

Java Source Code

package com.morgan.library.snippet;
/*from w  w w .j  av  a2 s .  c o m*/
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;

/**
 * UDP?????????
 * 
 * @author Morgan.Ji
 * 
 */
class UDPServer {
  public static void main(String[] args) throws IOException {
    DatagramSocket server = new DatagramSocket(5050);

    byte[] recvBuf = new byte[100];
    DatagramPacket recvPacket = new DatagramPacket(recvBuf, recvBuf.length);

    server.receive(recvPacket);

    String recvStr = new String(recvPacket.getData(), 0,
        recvPacket.getLength());
    System.out.println("Hello World!" + recvStr);

    int port = recvPacket.getPort();
    InetAddress addr = recvPacket.getAddress();
    String sendStr = "Hello ! I'm Server";
    byte[] sendBuf;
    sendBuf = sendStr.getBytes();
    DatagramPacket sendPacket = new DatagramPacket(sendBuf, sendBuf.length,
        addr, port);

    server.send(sendPacket);

    server.close();
  }
}

Java Source Code List

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