datagram.java

来自「JAVA的高级应用以及网络编程」· Java 代码 · 共 15 行

import java.net.*;
public class DataGram
{
  public static DatagramPacket toDatagram(String s, InetAddress destIA, int destPort)
  {
    byte[] buf = new byte[s.length() + 1];
    s.getBytes(0, s.length(), buf, 0);
    return new DatagramPacket(buf, buf.length,destIA, destPort);
  }
  public static String toString(DatagramPacket p)
  {
    return new String(p.getData(), 0, p.getLength());
  }
}