net1.java

java网络编程

package net;
/*第１题*/
import java.net.*;
public class Net1 {
public  static void main(String args[])
{
	try{
		InetAddress address=InetAddress.getByName("www.baidu.com");
		System.out.println(address.toString());
		
		String domain=address.getHostName();
		System.out.println(domain);
		
		String ip=address.getHostAddress();
		System.out.println(ip);
	
		InetAddress address1=InetAddress.getByName("59.53.0.1");
		System.out.println(address1.toString());
		
		InetAddress address2=InetAddress.getLocalHost();/*获取本机的域名和IP */
		String domain1=address2.getHostName();
		System.out.println(domain1);
		
		String ip1=address2.getHostAddress();
		System.out.println(ip1);
	}catch(UnknownHostException e){System.out.print("无法找到地址");}
		
	}
}