import java.io.File;

　　import java.io.FileWriter;

　　import java.io.BufferedReader;

　　import java.io.InputStreamReader;

　　public class MiscUtils {

　　private MiscUtils() { }

　　public static String getMotherboardSN() {

　　String result = "";

　　try {

　　File file = File.createTempFile("realhowto",".vbs");

　　file.deleteOnExit();

　　FileWriter fw = new java.io.FileWriter(file);

　　String vbs =

　　"Set objWMIService = GetObject(\"winmgmts:\\\\.\\root\\cimv2\")\n"

　　+ "Set colItems = objWMIService.ExecQuery _ \n"

　　+ " (\"Select * from Win32_BaseBoard\") \n"

　　+ "For Each objItem in colItems \n"

　　+ " Wscript.Echo objItem.SerialNumber \n"

　　+ " exit for ' do the first cpu only! \n"

　　+ "Next \n";

　　fw.write(vbs);

　　fw.close();