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file added: to realize get Client mac address, 陈致远 201831990227, 占健豪 201831990539, 汤佳伟 201831990729, 王彦超 201831990235 #9

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file added: to realize get Client mac address, 陈致远 201831990227, 占健豪 201831990539, 汤佳伟 201831990729, 王彦超 201831990235 #9

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41 changes: 41 additions & 0 deletions GetMacAddress.jsp
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Original file line number Diff line number Diff line change
@@ -0,0 +1,41 @@
<%--
Created by IntelliJ IDEA.
User: 18453
Date: 2020/11/20
Time: 10:43
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ page import="java.net.*" %>
<%@ page import="java.util.*" %>
<%@ page import="java.io.*" %>
<%@ page import="java.util.*" %>
<html>
<head>
<title>$Title$</title>
</head>
<body>
$END$
<%
InetAddress inetAddress;
StringBuilder sb = new StringBuilder();
String ipAddress="",macAddress="";
int i=0;
try {
inetAddress=InetAddress.getLocalHost();
ipAddress=inetAddress.getHostAddress();
NetworkInterface network=NetworkInterface.getByInetAddress(inetAddress);
byte[] hw=network.getHardwareAddress();
for(i=0; i<hw.length; i++)
sb.append(String.format("%02X%s", hw[i], (i < hw.length - 1) ? "-" :
""));
macAddress=sb.toString();
} catch(Exception e) {
out.print("<br/>"+e.toString());
macAddress="-";
}
out.print("<br/>"+ipAddress);
out.print("<br/>"+macAddress);
%>
</body>
</html>