inetaddressdemo.java

Java面向对象编程(随书配套源代码) 阐述了面向对象编程的思想

package chapter16;
import java.net.*;
public class INetAddressDemo 
{
	public static void main(String[] args) 
	{
    	new INetAddressDemo().say();
    }
	public void say() 
	{
		try 
		{
			InetAddress ia = InetAddress.getLocalHost();
   			System.out.println(ia);                  //计算机名称和IP
   			System.out.println("主机名称为:"+ia.getHostName());    //名称
   			System.out.println("IP地址为:"+ia.getHostAddress()); //只获得IP
   			System.out.println(ia.getByName("localhost"));
   		}
   		catch(Exception e){e.printStackTrace();}
 	}
}