Java 获得硬件信息

package waf.hardware;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileWriter;
import java.io.InputStreamReader;

/**
 * 
 * @author waf.wang
 *
 */
public class HardwareInfo {

    /**
     * @param args
     */
    public static void main(String[] args) {
        String mainBoardId=getMainboardSerialNumber();
        String diskDriverId=getDiscDriverSerialNumber("C");
        String diskId=getDiscSerialNumber();
    }

    public static String getMainboardSerialNumber() {
        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 only! \n"
            + "Next \n";
        return executeVBS(vbs);
    }
    
    public static String getDiscDriverSerialNumber(String drive) 
    {
        String vbs = "Set objFSO = CreateObject(\"Scripting.FileSystemObject\")\n"
                + "Set colDrives = objFSO.Drives\n"
                + "Set objDrive = colDrives.item(\""
                + drive
                + "\")\n"
                + "Wscript.Echo objDrive.SerialNumber"; // see note
        return executeVBS(vbs);
    }
    public static String getDiscSerialNumber() 
    {
        String vbs = "Set wmi=GetObject(\"Winmgmts://./root/cimv2\")\n"
                + "Set wqd=wmi.ExecQuery(\"Select * From Win32_DiskDrive\")\n"
                + "For Each objDisk In wqd\n"
                + "    Wscript.Echo objdisk.PNPDeviceID \n"
                + "    exit for  ' do the first only! \n"
                + "Next \n";

        return executeVBS(vbs);
    }
    public static String executeVBS(String vbs)
    {
        String result = "";
        try {
            File file = File.createTempFile("realhowto", ".vbs");
            file.deleteOnExit();
            FileWriter fw = new java.io.FileWriter(file);
            fw.write(vbs);
            fw.close();
            Process p = Runtime.getRuntime().exec(
                    "cscript //NoLogo " + file.getPath());
            BufferedReader input = new BufferedReader(new InputStreamReader(p
                    .getInputStream()));
            String line;
            while ((line = input.readLine()) != null) {
                result += line;
            }
            input.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result.trim();        
    }
    
    public static String getMachineCode()
    {
        String machineCode=HardwareInfo.getMainboardSerialNumber()+","+HardwareInfo.getDiscSerialNumber()+","+HardwareInfo.getDiscDriverSerialNumber("C");
        return machineCode;
    }
}