package ipconfig;import java.net.NetworkInterface;import java.util.Enumeration;import java.net.InetAddress;/** * Title:        獲取網站信息 * Description:  該實例從Internet網絡中獲取一個服務器的IP地址、機器名稱、子網掩碼、DNS配置等信息。 * Copyright:    Copyright (c) 2002 * Company:      北京師范大學計算機系 * @author 梁志偉 * @version 1.0 */public class Info {  private NetworkInterface netIntr;  private String display_name;  private String name;  private String addr;  private String host_name;  private String full_name;  public Info(NetworkInterface netIntr) { 	this.netIntr =netIntr;    	getInfo();  	}  private void getInfo(){    	try{			display_name=netIntr.getDisplayName() ;			name=netIntr.getName() ;			Enumeration inetAddrs=netIntr.getInetAddresses() ;			while (inetAddrs.hasMoreElements()){				InetAddress inet_addr=(InetAddress)inetAddrs.nextElement();				addr=inet_addr.getHostAddress() ;				host_name=inet_addr.getHostName();				full_name=inet_addr.getCanonicalHostName();  }      	}		catch(Exception e){			System.out.println(e);      	}   	 }	public String getDisplayName(){		return display_name;      }	public String getName(){		return name;      }	public String getAddress(){		return addr;      }	public String getHostName(){        return host_name;      }	public String getFullName(){		return full_name;      }}