Java Code Examples for java.lang.management.RuntimeMXBean#getStartTime()

@Override
protected long getLastModifiedTime() {
    try {
        URL url = ResourceUtils.getResourceAsUrl(resource);
        if ("file".equals(url.getProtocol())) {
            File file = new File(url.getFile());
            return file.lastModified();
        }
    } catch (IOException ex) {
        // ignore
    }
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    long startTime = runtimeMXBean.getStartTime();
    // Container start time (browsers are only accurate to the second)
    return startTime - (startTime % 1000);
}
 

private static String humanReadableUptime() {
	RuntimeMXBean mxBean = ManagementFactory.getRuntimeMXBean();
	Interval interval = new Interval(mxBean.getStartTime(), System.currentTimeMillis());
	Period period = interval.toPeriod();

	return String.format("%d months, %d days, %d hours, %d minutes, %d seconds%n", period.getMonths(), period.getDays(), period.getHours(), period.getMinutes(), period.getSeconds());
}
 

public String getUptime() {
	RuntimeMXBean mxBean = ManagementFactory.getRuntimeMXBean();
	Interval interval = new Interval(mxBean.getStartTime(), System.currentTimeMillis());
	Period period = interval.toPeriod();

	return String.format("%d months, %d days, %d hours, %d minutes, %d seconds%n", period.getMonths(), period.getDays(), period.getHours(), period.getMinutes(), period.getSeconds());
}
 

@Override
protected long getLastModifiedTime() {
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    long startTime = runtimeMXBean.getStartTime();
    // Container start time (browsers are only accurate to the second)
    return startTime - (startTime % 1000);
}
 

private static String humanReadableUptime() {
	RuntimeMXBean mxBean = ManagementFactory.getRuntimeMXBean();
	Interval interval = new Interval(mxBean.getStartTime(), System.currentTimeMillis());
	Period period = interval.toPeriod();

	return String.format("%d months, %d days, %d hours, %d minutes, %d seconds%n", period.getMonths(), period.getDays(), period.getHours(), period.getMinutes(), period.getSeconds());
}
 

public String getUptime() {
	RuntimeMXBean mxBean = ManagementFactory.getRuntimeMXBean();
	Interval interval = new Interval(mxBean.getStartTime(), System.currentTimeMillis());
	Period period = interval.toPeriod();

	return String.format("%d months, %d days, %d hours, %d minutes, %d seconds%n", period.getMonths(), period.getDays(), period.getHours(), period.getMinutes(), period.getSeconds());
}
 

@HttpMapping(url = "/loadRuntimeInfo")
public JSONObject doLoadRuntimeInfo(Map<String, Object> param) {
    try {
        String app = ((HttpServletRequest) param.get(JMDispatcher.REQ)).getParameter("app");
        RuntimeMXBean mBean = JMConnManager.getRuntimeMBean(app);
        ClassLoadingMXBean cBean = JMConnManager.getClassMbean(app);
        Map<String, String> props = mBean.getSystemProperties();
        DateFormat format = DateFormat.getInstance();
        List<String> input = mBean.getInputArguments();
        Date date = new Date(mBean.getStartTime());

        TreeMap<String, Object> data = new TreeMap<String, Object>();

        data.put("apppid", mBean.getName());
        data.put("startparam", input.toString());
        data.put("starttime", format.format(date));
        data.put("classLoadedNow", cBean.getLoadedClassCount());
        data.put("classUnloadedAll", cBean.getUnloadedClassCount());
        data.put("classLoadedAll", cBean.getTotalLoadedClassCount());
        data.putAll(props);

        JSONObject json = new JSONObject(true);
        json.putAll(data);
        return json;
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}
 

public Map<String, String> getProperties() {
    Map<String, String> map = new TreeMap<String, String>();
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();

    List<String> aList = runtimeMXBean.getInputArguments();
    String parameters = "";
    for (int i = 0; i < aList.size(); i++) {
        parameters = parameters + " " + aList.get(i);
    }
    map.put("params", parameters);

    map.put("name", runtimeMXBean.getVmName());
    map.put("vendor", runtimeMXBean.getVmVendor());
    map.put("version", runtimeMXBean.getVmVersion());
    map.put("specification", runtimeMXBean.getSpecVersion());
    map.put("uptime", DurationFormatUtils.formatDurationHMS(runtimeMXBean.getUptime()));

    Date date = new Date(runtimeMXBean.getStartTime());
    SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy HH:mm:ss");
    map.put("start time", sdf.format(date));

    MemoryMXBean memory = ManagementFactory.getMemoryMXBean();

    MemoryUsage heap = memory.getHeapMemoryUsage();
    map.put("memory. (heap)", readableFileSize(heap.getUsed()) + "/" + readableFileSize(heap.getCommitted()) + " min:" + readableFileSize(heap.getInit()) + " max:" + readableFileSize(heap.getMax()));
    MemoryUsage nonheap = memory.getNonHeapMemoryUsage();
    map.put("memory (non heap)", readableFileSize(nonheap.getUsed()) + "/" + readableFileSize(nonheap.getCommitted()) + " min:" + readableFileSize(nonheap.getInit()) + " max:" + readableFileSize(nonheap.getMax()));

    return map;
}
 

/**
 * 获取进程启动时间
 * @return
 */
public static final Date getStartTime(){
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    return new Date(runtimeMXBean.getStartTime());
}
 

public static boolean isAfterManagementNodeStart(Timestamp ts) {
    RuntimeMXBean bean = ManagementFactory.getRuntimeMXBean();
    Timestamp startMnTime = new Timestamp(bean.getStartTime());
    return ts.after(startMnTime);
}
 

@Override
public long getSystemStartTime() {
    RuntimeMXBean rb = ManagementFactory.getRuntimeMXBean();
    return rb.getStartTime();
}
 

public String getStartTime() {
    //Start Time
    RuntimeMXBean bean = ManagementFactory.getRuntimeMXBean();
    long startTimeLong = bean.getStartTime();
    return convertEpochTimeToDateTime(startTimeLong);
}