import java.io.IOException;
import java.io.InputStream;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.MalformedURLException;
import java.net.Proxy;
import java.net.URL;
import java.net.DatagramSocket;
public class net {
public static void main(String[] args) {
// TODO Auto-generated method stub
String urlString="http://baidu.com";
String proxyIp="172.20.230.5";
int Port=3128;
/*构造Proxy对象，以适用于代理上网的方式*/
try{
// InetSocketAddress socketAddress=new InetSocketAddress(InetAddress.getByName(proxyIp),Port);
// System.out.print( InetAddress.getByName(proxyIp)+"\n") ;
//System.out.print( socketAddress.getHostName()+"\n") ;
InetSocketAddress socketAddress1=new InetSocketAddress("http://www.baidu.com",0);
System.out.print( socketAddress1.getHostName()+"\n") ;
DatagramSocket datasocket=new DatagramSocket();
System.out.print(socketAddress1.getAddress().getHostName());
datasocket.connect(socketAddress1.getAddress(),0);
System.out.print(socketAddress1.getAddress().getHostName());
}catch (IOException e){
}
}
}
