card.java

实现客户端和服务器之间的收发短信。可以有多个用户登陆。比较简单

package cardserver;

/**
 * <p>Title: CardClient</p>
 *
 * <p>Description: lizhenpeng</p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: LP&P</p>
 *
 * @author lipeng
 * @version 1.0
 */
public class Card
{
  public Card()
  {
    id = 0;
    kind = 0;
    num = 0;
    reserved = 0;
  }
  public Card(byte[] data,int index)
  {
    fillData(data,index);
  }
  public byte[] getBytes()
  {
    byte[] data = new byte[4];
    data[0] = id;
    data[1] = kind;
    data[2] = num;
    data[3] = reserved;
    return data;
  }
  public void fillData(byte[] data,int index)
  {
    id = data[index];
    kind = data[index+1];
    num = data[index+2];
    reserved = data[index+3];
  }
  public byte id;
  public byte kind;
  public byte num;
  public byte reserved;


/*
  id 为1-54
 king 为1-4
 1为红心
 2为黑桃
 3为方块
 4位梅花
 num为 1-14
  */
}