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标题: 不在的错在那里 [打印本页]

作者: skd 时间: 2006-07-02 18:27
标题: 不在的错在那里
import java.io.*;
import java.net.*;
public class DClient{
public static void main(String[] args){
try{
byte buff[]=new byte[1000];
      //target=InetAddress.getLocalHost();
DatagramSocket socket=new DatagramSocket(7000);
      //DatagramPacket in=new DatagramPacket(buff,buff.length);
      String hello="Hello,I am come in!";
      buff=hello.getBytes();
      DatagramPacket ds=new DatagramPacket(buff,buff.length,"210.29.14.70",6000);
      socket.send(ds);
      socket.close();
}
catch(Exception e){}
}
}
///////////////////////////////////////
:\jvcx\test\DClient.java:12: 找不到符号
符号：构造函数 DatagramPacket(byte[],int,java.lang.String,int)
位置：类 java.net.DatagramPacket
                  DatagramPacket ds=new DatagramPacket(buff,buff.length,"210.29.14.70",6000);
                                    ^
1 错误

作者: perryhg 时间: 2006-07-02 22:31
看文档就知道了啊，
DatagramPacket(byte[] buf, int length, InetAddress address, int port)
第三个参数是InetAddress类，你给的是String类，当然就不对了
DatagramPacket ds=new DatagramPacket(buff,buff.length,"210.29.14.70",6000);
改成
DatagramPacket ds=new DatagramPacket(buff,buff.length,InetAddress.getByName("210.29.14.70"),6000);

作者: skd 时间: 2006-07-03 22:16
知道了。
谢谢指导

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