JAVA读取硬件信息（MAC地址，CPU号，硬盘卷标，CPU型号及CPU使用率等信息）

在发布新版的MYPM时，加密要用到相关硬件信息，于是写了下面的测试类

运行main 打印信息如下图


需要引用的包sigar-1.6.3.jar

及相关动态库 测试时我加载了sigar自带所有动态库

详见main方法内



package cn.com.mypm.common.util;

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

import org.hyperic.sigar.CpuPerc;
import org.hyperic.sigar.Sigar;
import org.hyperic.sigar.SigarException;
import org.hyperic.sigar.SigarLoader;
import org.hyperic.sigar.cmd.Shell;
import org.hyperic.sigar.cmd.SigarCommandBase;


public class CpuInfo extends SigarCommandBase {

    public boolean displayTimes = true;

    public CpuInfo(Shell shell) {
        super(shell);
    }

    public CpuInfo() {
        super();
    }

    public String getUsageShort() {
        return "Display cpu information";
    }

    private void output(CpuPerc cpu) {
        println("User Time....." + CpuPerc.format(cpu.getUser()));
        println("Sys Time......" + CpuPerc.format(cpu.getSys()));
        println("Idle Time....." + CpuPerc.format(cpu.getIdle()));
        println("Wait Time....." + CpuPerc.format(cpu.getWait()));
        println("Nice Time....." + CpuPerc.format(cpu.getNice()));
        println("Combined......" + CpuPerc.format(cpu.getCombined()));
        println("Irq Time......" + CpuPerc.format(cpu.getIrq()));
        if (SigarLoader.IS_LINUX) {
            println("SoftIrq Time.." + CpuPerc.format(cpu.getSoftIrq()));
            println("Stolen Time...." + CpuPerc.format(cpu.getStolen()));
        }
        println("");
    }

    public void output(String[] args) throws SigarException {
        org.hyperic.sigar.CpuInfo[] infos = this.sigar.getCpuInfoList();

        CpuPerc[] cpus = this.sigar.getCpuPercList();

        org.hyperic.sigar.CpuInfo info = infos[0];
        long cacheSize = info.getCacheSize();
        println("Vendor........." + info.getVendor());
        println("Model.........." + info.getModel());
        println("Mhz............" + info.getMhz());
        println("Total CPUs....." + info.getTotalCores());
        if ((info.getTotalCores() != info.getTotalSockets()) || (info.getCoresPerSocket() > info.getTotalCores())) {
            println("Physical CPUs.." + info.getTotalSockets());
            println("Cores per CPU.." + info.getCoresPerSocket());
        }
        if (cacheSize != Sigar.FIELD_NOTIMPL) {
            println("Cache size...." + cacheSize);
        }
        println("");
        if (!this.displayTimes) {
            return;
        }
        for (int i = 0; i 0)
            sb.append("第一个网卡号="+sigar.getNetInterfaceConfig(interfaces[0]).getHwaddr());

        org.hyperic.sigar.FileSystem[] filesystems = sigar.getFileSystemList();
        if(filesystems!=null || filesystems.length>0)
            sb.append("\n"+"硬盘第一个分区的卷标="+getHDSerial(filesystems[1].getDevName()));
      
        System.out.println(sb.toString());
    }

    public static void main(String[] args) throws Exception {
        //先加载siga动太库在不同的平台只要加载特定的动态库，这里我就全加载不区分了
        //在IDE环境中，可以不加载动态库 设置natinve lib patch location 既可
        File nativeDir = new File("E:\\mypm10_new\\mypmdoc\\WebRoot\\WEB-INF\\native");
        File[] libs = nativeDir.listFiles();
        for (int i = 0; i