在項目中,時常須要獲取本機的Ip或是Mac地址,進行身份和權限驗證,本文就是經過java代碼獲取ip和Mac。java
package com.svse.query;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.net.UnknownHostException;數組/***
* 獲取本機的Mac地址 (物理地址) 如:58-02-E3-58-4E-E5
* @author lenovo
* @date 2019年2月20日
* description:
*/
public class TestLocalMac {app
private static void getLocalMac(InetAddress ia) throws SocketException {
//獲取網卡,獲取地址
byte[] mac = NetworkInterface.getByInetAddress(ia).getHardwareAddress();
//System.out.println("mac數組長度:"+mac.length);
StringBuffer sb = new StringBuffer("");
for(int i=0; i<mac.length; i++) {
if(i!=0) {
sb.append("-");
}
//字節轉換爲整數
int temp = mac[i]&0xff;
String str = Integer.toHexString(temp);
//System.out.println("每8位:"+str);
if(str.length()==1) {
sb.append("0"+str);
}else {
sb.append(str);
}
}
System.out.println("本機MAC地址:"+sb.toString().toUpperCase());
}
public static void main(String[] args) throws UnknownHostException {
//獲得IP,輸出PC-201309011313/122.206.73.83
InetAddress ia = InetAddress.getLocalHost();
String ip=ia.toString().split("/")[1];
System.out.println(ia);
System.out.println("IP:"+ip);
try {
getLocalMac(ia);
} catch (SocketException e) {
e.printStackTrace();
}測試}spa
}.net
測試結果blog