java 基于oshi的系统监控工具类（带网速上行下行）

java 基于oshi的系统监控工具类（带网速上行下行）

• • • • 一、pom.xml
      • 二、工具类
      • • 1.服务器相关信息 Server.class
        • 2.CPU相关信息 Cpu.class
        • 3.內存相关信息 Mem.class
        • 4.JVM相关信息 Jvm.class
        • 5.系统相关信息 Sys.class
        • 6.系统文件相关信息 SysFile.class
        • 6.网速相关信息 NetWork.class
      • 三、测试

在网上找了很多示例结果都没有服务器当时的上行和下行的处理，偶然间在一篇文章中记载了网速处理的示例，在此结合起来，废话不多说开整

一、pom.xml

		
			com.github.oshi
			oshi-core
			5.6.1
		

二、工具类 1.服务器相关信息 Server.class

public class Server
{

    private static final int OSHI_WAIT_SECOND = 1000;
    
    private static final int SLEEP_TIME = 2*1000 ;

    
    private Cpu cpu = new Cpu();

    
    private Mem mem = new Mem();

    
    private Jvm jvm = new Jvm();

    
    private Sys sys = new Sys();

    
    private List sysFiles = new linkedList();

    
    private  NetWork netWork = new NetWork();


    public Cpu getCpu()
    {
        return cpu;
    }

    public void setCpu(Cpu cpu)
    {
        this.cpu = cpu;
    }

    public Mem getMem()
    {
        return mem;
    }

    public void setMem(Mem mem)
    {
        this.mem = mem;
    }

    public Jvm getJvm()
    {
        return jvm;
    }

    public void setJvm(Jvm jvm)
    {
        this.jvm = jvm;
    }

    public Sys getSys()
    {
        return sys;
    }

    public void setSys(Sys sys)
    {
        this.sys = sys;
    }

    public List getSysFiles()
    {
        return sysFiles;
    }

    public void setSysFiles(List sysFiles)
    {
        this.sysFiles = sysFiles;
    }

    public NetWork getNetWork() {
        return netWork;
    }

    public void setNetWork(NetWork netWork) {
        this.netWork = netWork;
    }

    
    public void copyTo() throws Exception
    {
        // 获取系统信息
        SystemInfo si = new SystemInfo();
        // 根据SystemInfo获取硬件实例
        HardwareAbstractionLayer hal = si.getHardware();
        // 获取硬件CPU信息
        setCpuInfo(hal.getProcessor());
        // 获取硬件内存信息
        setMemInfo(hal.getMemory());

        // 设置服务器信息
        setSysInfo();

        // 设置Java虚拟机
        setJvmInfo();

        // 设置磁盘信息
        setSysFiles(si.getOperatingSystem());

        //设置上行下行速度
        setNetWork();


    }


    
    public void setNetWork(){
        Properties props = System.getProperties();
        String os = props.getProperty("os.name").toLowerCase();
        os = os.startsWith("win")?"windows":"linux";
        Map result = new HashMap<>();
        Process pro = null;
        Runtime r = Runtime.getRuntime();
        BufferedReader input = null;
        try {
            String command = "windows".equals(os)?"netstat -e":"ifconfig";
            pro = r.exec(command);
            input = new BufferedReader(new InputStreamReader(pro.getInputStream()));
            long result1[] = readInLine(input, os);
            Thread.sleep(SLEEP_TIME);
            pro.destroy();
            input.close();
            pro = r.exec(command);
            input = new BufferedReader(new InputStreamReader(pro.getInputStream()));
            long result2[] = readInLine(input, os);
            netWork.setRxPercent(formatNumber((result2[0]-result1[0])/(1024.0*(SLEEP_TIME / 1000)))); // 下行速率(kB/s)
            netWork.setTxPercent(formatNumber((result2[1]-result1[1])/(1024.0*(SLEEP_TIME / 1000)))); // 上行速率(kB/s)
        } catch (Exception e) {
            e.printStackTrace();
        }finally{
            if(input!=null){
                try {
                    input.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            Optional.ofNullable(pro).ifPresent(p->p.destroy());
        }
    }

    private static long[] readInLine(BufferedReader input, String osType) {
        long arr[] = new long[2];
        StringTokenizer tokenStat = null;
        try {
            if (osType.equals("linux")) { // 获取linux环境下的网口上下行速率
                long rx=0,tx = 0;
                String line = null;
                //RX packets:4171603 errors:0 dropped:0 overruns:0 frame:0
                //TX packets:4171603 errors:0 dropped:0 overruns:0 carrier:0
                while((line=input.readLine())!=null){
                    if(line.indexOf("RX packets")>=0){
                        rx+=Long.parseLong(line.substring(line.indexOf("RX packets")+11,line.indexOf(" ",line.indexOf("RX packets")+11)));
                    }else if(line.indexOf("TX packets")>=0){
                        tx+=Long.parseLong(line.substring(line.indexOf("TX packets")+11,line.indexOf(" ",line.indexOf("TX packets")+11)));
                    }
                }
                arr[0]=rx;
                arr[1]=tx;
            } else { // 获取windows环境下的网口上下行速率
                input.readLine();
                input.readLine();
                input.readLine();
                input.readLine();
                tokenStat = new StringTokenizer(input.readLine());
                tokenStat.nextToken();
                arr[0] = Long.parseLong(tokenStat.nextToken());
                arr[1] = Long.parseLong(tokenStat.nextToken());
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return arr;
    }

    private static String formatNumber(double f) {
        return new Formatter().format("%.2f", f).toString();
    }


    
    private void setCpuInfo(CentralProcessor processor)
    {
        // CPU信息
        long[] prevTicks = processor.getSystemCpuLoadTicks();
        Util.sleep(OSHI_WAIT_SECOND);
        long[] ticks = processor.getSystemCpuLoadTicks();
        long nice = ticks[TickType.NICE.getIndex()] - prevTicks[TickType.NICE.getIndex()];
        long irq = ticks[TickType.IRQ.getIndex()] - prevTicks[TickType.IRQ.getIndex()];
        long softirq = ticks[TickType.SOFTIRQ.getIndex()] - prevTicks[TickType.SOFTIRQ.getIndex()];
        long steal = ticks[TickType.STEAL.getIndex()] - prevTicks[TickType.STEAL.getIndex()];
        long cSys = ticks[TickType.SYSTEM.getIndex()] - prevTicks[TickType.SYSTEM.getIndex()];
        long user = ticks[TickType.USER.getIndex()] - prevTicks[TickType.USER.getIndex()];
        long iowait = ticks[TickType.IOWAIT.getIndex()] - prevTicks[TickType.IOWAIT.getIndex()];
        long idle = ticks[TickType.IDLE.getIndex()] - prevTicks[TickType.IDLE.getIndex()];
        long totalCpu = user + nice + cSys + idle + iowait + irq + softirq + steal;
        cpu.setCpuNum(processor.getLogicalProcessorCount());// Cpu 核数
        cpu.setTotal(totalCpu);// CPU总的使用率
        cpu.setSys(cSys);// CPU系统使用率
        cpu.setUsed(user);// CPU用户使用率
        cpu.setWait(iowait);// CPU当前等待率
        cpu.setFree(idle);// CPU当前空闲率
    }

    
    private void setMemInfo(GlobalMemory memory)
    {
        mem.setTotal(memory.getTotal());// 总内存大小
        mem.setUsed(memory.getTotal() - memory.getAvailable());// 已使用内存大小
        mem.setFree(memory.getAvailable());// 空闲内存大小
    }

    
    private void setSysInfo()
    {
        // 获取当前的系统属性
        Properties props = System.getProperties();
        try {
            InetAddress addr = InetAddress.getLocalHost();
            sys.setComputerName(addr.getHostName());// 获取主机名称
            sys.setComputerIp(addr.getHostAddress());// 获取主机IP
        }catch (Exception e){
            e.printStackTrace();
        }
        sys.setOsName(props.getProperty("os.name"));// 获取主机类型 Windows 10
        sys.setOsArch(props.getProperty("os.arch"));// 获取主机显卡类型 amd64
        sys.setUserDir(props.getProperty("user.dir"));// 获取项目所在路径 F:gitruoyiRuoYi-Vue
    }

    
    private void setJvmInfo() throws UnknownHostException
    {
        Properties props = System.getProperties();
        jvm.setTotal(Runtime.getRuntime().totalMemory());// JVM总内存 625.5M
        jvm.setMax(Runtime.getRuntime().maxMemory());// JVM已使用内存 347.99M
        jvm.setFree(Runtime.getRuntime().freeMemory());// JVM空闲内存 277.51M
        jvm.setVersion(props.getProperty("java.version"));// jdk版本 1.8
        jvm.setHome(props.getProperty("java.home"));// JDK安装路径 C:Program FilesJavajdk1.8.0_201jre
    }

    
    private void setSysFiles(OperatingSystem os)
    {
        // 根据 操作系统（OS） 获取 FileSystem
        FileSystem fileSystem = os.getFileSystem();
        // 根据 FileSystem 获取主机磁盘信息list集合
        List fileStores = fileSystem.getFileStores();
        for (OSFileStore fs : fileStores)
        {
            long free = fs.getUsableSpace();// 磁盘空闲容量
            long total = fs.getTotalSpace();// 磁盘总容量
            long used = total - free;// 磁盘已使用容量
            SysFile sysFile = new SysFile();
            sysFile.setDirName(fs.getMount());// 磁盘符号 C:
            sysFile.setSysTypeName(fs.getType());// 磁盘类型 NTFS
            sysFile.setTypeName(fs.getName());// 磁盘名称 本地固定磁盘 (C:)
            sysFile.setTotal(convertFileSize(total));// 磁盘总容量
            sysFile.setFree(convertFileSize(free));// 磁盘空闲容量
            sysFile.setUsed(convertFileSize(used));// 磁盘已使用容量
            sysFile.setUsage(Arith.mul(Arith.div(used, total, 4), 100));// 磁盘资源的使用率
            sysFiles.add(sysFile);
        }
    }

    
    public String convertFileSize(long size)
    {
        long kb = 1024;
        long mb = kb * 1024;
        long gb = mb * 1024;
        if (size >= gb)
        {
            return String.format("%.1f GB", (float) size / gb);
        }
        else if (size >= mb)
        {
            float f = (float) size / mb;
            return String.format(f > 100 ? "%.0f MB" : "%.1f MB", f);
        }
        else if (size >= kb)
        {
            float f = (float) size / kb;
            return String.format(f > 100 ? "%.0f KB" : "%.1f KB", f);
        }
        else
        {
            return String.format("%d B", size);
        }
    }
}

2.CPU相关信息 Cpu.class

public class Cpu
{
    
    private int cpuNum;

    
    private double total;

    
    private double sys;

    
    private double used;

    
    private double wait;

    
    private double free;

    public int getCpuNum()
    {
        return cpuNum;
    }

    public void setCpuNum(int cpuNum)
    {
        this.cpuNum = cpuNum;
    }

    public double getTotal()
    {
        return Arith.round(Arith.mul(total, 100), 2);
    }

    public void setTotal(double total)
    {
        this.total = total;
    }

    public double getSys()
    {
        return Arith.round(Arith.mul(sys / total, 100), 2);
    }

    public void setSys(double sys)
    {
        this.sys = sys;
    }

    public double getUsed()
    {
        return Arith.round(Arith.mul(used / total, 100), 2);
    }

    public void setUsed(double used)
    {
        this.used = used;
    }

    public double getWait()
    {
        return Arith.round(Arith.mul(wait / total, 100), 2);
    }

    public void setWait(double wait)
    {
        this.wait = wait;
    }

    public double getFree()
    {
        return Arith.round(Arith.mul(free / total, 100), 2);
    }

    public void setFree(double free)
    {
        this.free = free;
    }
}

3.內存相关信息 Mem.class

public class Mem
{
    
    private double total;

    
    private double used;

    
    private double free;

    public double getTotal()
    {
        return Arith.div(total, (1024 * 1024 * 1024), 2);
    }

    public void setTotal(long total)
    {
        this.total = total;
    }

    public double getUsed()
    {
        return Arith.div(used, (1024 * 1024 * 1024), 2);
    }

    public void setUsed(long used)
    {
        this.used = used;
    }

    public double getFree()
    {
        return Arith.div(free, (1024 * 1024 * 1024), 2);
    }

    public void setFree(long free)
    {
        this.free = free;
    }

    public double getUsage()
    {
        return Arith.mul(Arith.div(used, total, 4), 100);
    }
}

4.JVM相关信息 Jvm.class

public class Jvm
{
    
    private double total;

    
    private double max;

    
    private double free;

    
    private String version;

    
    private String home;

    public double getTotal()
    {
        return Arith.div(total, (1024 * 1024), 2);
    }

    public void setTotal(double total)
    {
        this.total = total;
    }

    public double getMax()
    {
        return Arith.div(max, (1024 * 1024), 2);
    }

    public void setMax(double max)
    {
        this.max = max;
    }

    public double getFree()
    {
        return Arith.div(free, (1024 * 1024), 2);
    }

    public void setFree(double free)
    {
        this.free = free;
    }

    public double getUsed()
    {
        return Arith.div(total - free, (1024 * 1024), 2);
    }

    public double getUsage()
    {
        return Arith.mul(Arith.div(total - free, total, 4), 100);
    }

    
    public String getName()
    {
        return ManagementFactory.getRuntimeMXBean().getVmName();
    }

    public String getVersion()
    {
        return version;
    }

    public void setVersion(String version)
    {
        this.version = version;
    }

    public String getHome()
    {
        return home;
    }

    public void setHome(String home)
    {
        this.home = home;
    }

    
    public String getStartTime()
    {
        return DateUtils.parseDateToStr(DateUtils.YYYY_MM_DD_HH_MM_SS, DateUtils.getServerStartDate());
    }

    
    public String getRunTime()
    {
        return DateUtils.getDatePoor(DateUtils.getNowDate(), DateUtils.getServerStartDate());
    }
}

5.系统相关信息 Sys.class

public class Sys
{
    
    private String computerName;

    
    private String computerIp;

    
    private String userDir;

    
    private String osName;

    
    private String osArch;

    public String getComputerName()
    {
        return computerName;
    }

    public void setComputerName(String computerName)
    {
        this.computerName = computerName;
    }

    public String getComputerIp()
    {
        return computerIp;
    }

    public void setComputerIp(String computerIp)
    {
        this.computerIp = computerIp;
    }

    public String getUserDir()
    {
        return userDir;
    }

    public void setUserDir(String userDir)
    {
        this.userDir = userDir;
    }

    public String getOsName()
    {
        return osName;
    }

    public void setOsName(String osName)
    {
        this.osName = osName;
    }

    public String getOsArch()
    {
        return osArch;
    }

    public void setOsArch(String osArch)
    {
        this.osArch = osArch;
    }
}

6.系统文件相关信息 SysFile.class

public class SysFile
{
    
    private String dirName;

    
    private String sysTypeName;

    
    private String typeName;

    
    private String total;

    
    private String free;

    
    private String used;

    
    private double usage;

    public String getDirName()
    {
        return dirName;
    }

    public void setDirName(String dirName)
    {
        this.dirName = dirName;
    }

    public String getSysTypeName()
    {
        return sysTypeName;
    }

    public void setSysTypeName(String sysTypeName)
    {
        this.sysTypeName = sysTypeName;
    }

    public String getTypeName()
    {
        return typeName;
    }

    public void setTypeName(String typeName)
    {
        this.typeName = typeName;
    }

    public String getTotal()
    {
        return total;
    }

    public void setTotal(String total)
    {
        this.total = total;
    }

    public String getFree()
    {
        return free;
    }

    public void setFree(String free)
    {
        this.free = free;
    }

    public String getUsed()
    {
        return used;
    }

    public void setUsed(String used)
    {
        this.used = used;
    }

    public double getUsage()
    {
        return usage;
    }

    public void setUsage(double usage)
    {
        this.usage = usage;
    }
}

6.网速相关信息 NetWork.class

public class NetWork {

    
    private String txPercent ;
    
    private String rxPercent ;

    public String getTxPercent() {
        return txPercent;
    }

    public void setTxPercent(String txPercent) {
        this.txPercent = txPercent;
    }

    public String getRxPercent() {
        return rxPercent;
    }

    public void setRxPercent(String rxPercent) {
        this.rxPercent = rxPercent;
    }
}

三、测试

    @ApiOperation(value = "获取系统信息", notes = "用于获取系统信息")
    @RequestMapping(value = "sys/information", method = RequestMethod.POST, produces = "application/json;charset=utf-8")
    public Result information() {
        Result result = new Result();
        ServerVO server = new ServerVO();
        try {
            server.copyTo();  //就这个代码有用
            result.setData(server);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result;
    }