// 若不是site-local地址 那就记录下该地址当作候选if(candidateAddress==null){candidateAddress=inetAddr;}}}// 如果出去loopback回环地之外无其它地址了,那就回退到原始方案吧returncandidateAddress==null?InetAddress.getLocalHost():candidateAddress;}catch(Exception e){e.printStackTrace();}returnnull;} 在wi...
import java.net.InetAddress; import java.net.UnknownHostException; public class GetIPAddress { public static void main(String[] args) { try { // 获取计算机的 IP 地址 InetAddress ipAddress = InetAddress.getLocalHost(); System.out.println("My IP Address is: " + ipAddress.getHostAddress());...
Java.net包中有InetAddress类的定义,InetAddress类的对象用于IP地址和域名,该类提供以下方法: getByName(String s):获得一个InetAddress 类的对象,该对象中含有主机的IP地址和域名,该对象用如下格式表示它包含的信息:www.sina.com.cn/202.108.37.40; String getHostName():获取InetAddress对象的域名; String getHost...
(127.x.x.x) boolean isLinkLocalAddress():检查 InetAddress 是否为链路本地地址的实用程序例程。(169.254.0.0/16) 代码案例如下: publicvoidinetAddressTest()throwsIOException {// 根据域名来获取对应的InerAddress实例InetAddressip=InetAddress.getByName("www.baidu.com");// 判断是否可达System.out.println("...
Java 的InetAddress.java 调用 InetAddressImpl.java 的public native String getLocalHostName() throws UnknownHostException;来获取本地主机名,是一个系统原生方法和ping hostname 返回的 IP 地址是同一个,并不是 ipconfig 方法得到的 eth0 的IP 地址.
importjava.net.InetSocketAddress;importjava.net.SocketAddress;publicclassMain{publicstaticvoidmain(String[]args){InetSocketAddressaddress=newInetSocketAddress("127.0.0.1",8080);Stringip=address.getAddress().getHostAddress();intport=address.getPort();System.out.println("IP地址: "+ip);System.out.pri...
Consider the program importjava.net.*;importjava.util.*;publicclassIPDemo{publicstaticvoidmain(String[]args){Stringhost;Scanner input=newScanner(System.in);System.out.print("\nEnter host name: ");host=input.nextLine();try{InetAddressaddress=InetAddress.getByName(host);System.out.println("IP...
源码如下:(点击下载IpAddress.java) 1importjava.io.BufferedReader;2importjava.io.DataOutputStream;3importjava.io.IOException;4importjava.io.InputStreamReader;5importjava.io.UnsupportedEncodingException;6importjava.net.HttpURLConnection;7importjava.net.URL;89/**10* 根据IP地址获取详细的地域信息11* 也可...
Java program to find the IP address of an URL in Swing import javax.swing.*; import java.awt.event.*; import java.net.*; public class IPFinder extends JFrame implements ActionListener{ JLabel l; JTextField tf; JButton b; IPFinder(){ super("IP Finder Tool"); l=new J...
_【第19章:Java网络编程】_IP(Internet Protocol)与InetAddress www.baiduyunpan.com 李兴华课本配套视频。持续更新。