Java Get computer part information

Get MAC address and CPU serial number

Reference Blog: https://www.jb51.net/article/94793.htm

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 Packageutil;ImportJava.io.BufferedReader;ImportJava.io.File;ImportJava.io.FileWriter;ImportJava.io.InputStreamReader;Importjava.net.InetAddress;ImportJava.net.NetworkInterface;Importjava.net.SocketException;Importjava.net.UnknownHostException;ImportJava.text.SimpleDateFormat;Importjava.util.Date;ImportJava.util.Scanner;ImportOrg.slf4j.Logger;Importorg.slf4j.LoggerFactory;/*** @todo Get Computer Configuration information *@authorZhangyanan * @date August 6, 2018*/ Public classCpuutil {Private Static FinalLogger Logger = Loggerfactory.getlogger (cpuutil.class);/*** @todo get the COMPUTER CPU serial number *@authorZhangyanan * @date August 6, 2018*/     Public Staticstring Getcpuserial () {string OS= System.getproperty ("Os.name"); if(Os.tolowercase (). StartsWith ("Win")) {            returncpuutil.getwindowscpuserial (); } Else {            returncpuutil.getlinuxcpuserial (); }    }    /*** @todo windows Get CPU serial number *@authorZhangyanan * @date August 6, 2018*/     Public Staticstring Getwindowscpuserial () {string serial=NULL; Try{Process Process= Runtime.getruntime (). EXEC (NewString[] {"WMIC", "CPU", "get", "Processorid" });            Process.getoutputstream (). Close (); Scanner SC=NewScanner (Process.getinputstream ());            Sc.next (); Serial=Sc.next ();        Sc.close (); } Catch(Exception e) {logger.error ("Getwindowscpuserial Exception", E); }        returnserial; }    /*** Get CPU serial number @todo Linux *@authorZhangyanan * @date August 6, 2018*/     Public Staticstring Getlinuxcpuserial () {string result= ""; Try{File File= File.createtempfile ("tmp", ". vbs");            File.deleteonexit (); FileWriter FW=Newjava.io.FileWriter (file); String VBS= "Set objWMIService = GetObject (\" winmgmts:\\\\.\\root\\cimv2\ ") \ n" + "Set colitems = Objwmiservice.ex    Ecquery _ \ n "+" (\ "SELECT * from win32_processor\") \ n "+" for each objitem in colitems \ n "+" WScript.Echo Objitem.processorid \ n "+" Exit For ' do the first CPU only! \ n "+" Next \ n "; //+ "Exit for \ r \ n" + "Next";Fw.write (VBS);            Fw.close (); String Path= File.getpath (). Replace ("%20", "" "); Process P= Runtime.getruntime (). EXEC ("cscript//nologo" +path); BufferedReader input=NewBufferedReader (NewInputStreamReader (P.getinputstream ()));            String Line;  while(line = Input.readline ())! =NULL) {result+=Line ;            } input.close ();        File.delete (); } Catch(Exception e) {logger.error ("Getlinuxcpuserial Exception", E); }        returnresult; }    /*** @todo Get MAC address *@authorZhangyanan * @date August 6, 2018*/     Public StaticString getmacaddress () {inetaddress ia; Try{ia=Inetaddress.getlocalhost (); returnGetmacaddress (IA); } Catch(unknownhostexception e) {logger.error ("Getmacaddress () exception", E); return NULL; }    }    /*** @todo Get MAC address *@authorZhangyanan * @date August 6, 2018*/     Public StaticString Getmacaddress (inetaddress ia) {//get the Network interface object (that is, the NIC), and get the MAC address, the MAC address exists in a byte array.         Try {            byte[] Mac =Networkinterface.getbyinetaddress (IA). Gethardwareaddress (); //The following code is to assemble the MAC address into a stringStringBuffer SB =NewStringBuffer ();  for(inti = 0; i < mac.length; i++) {                if(I! = 0) {sb.append ("-"); }                //Mac[i] & 0xFF is to convert byte to a positive integerString s = integer.tohexstring (Mac[i] & 0xFF); Sb.append (S.length ()= = 1? 0 +s:s); }            //change all lowercase letters of the string to uppercase to become a regular MAC address and return            returnsb.tostring (). toUpperCase (); } Catch(SocketException e) {logger.error ("Getmacaddress Abnormal!" ", E); return NULL; }    }}

Java Get computer part information