Example usage for java.lang.management RuntimeMXBean getStartTime

List of usage examples for java.lang.management RuntimeMXBean getStartTime

Introduction

In this page you can find the example usage for java.lang.management RuntimeMXBean getStartTime.

Prototype

public long getStartTime();

Source Link

Document

Returns the start time of the Java virtual machine in milliseconds.

Usage

From source file:org.apache.syncope.core.logic.SyncopeLogic.java

private void initSystemInfo() {
    if (SYSTEM_INFO == null) {
        OperatingSystemMXBean operatingSystemMXBean = ManagementFactory.getOperatingSystemMXBean();
        RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();

        SYSTEM_INFO = new SystemInfo();
        try {/*from  w  ww.  j  ava2 s .c  o  m*/
            SYSTEM_INFO.setHostname(InetAddress.getLocalHost().getHostName());
        } catch (UnknownHostException e) {
            LOG.error("Could not get host name", e);
        }

        SYSTEM_INFO.setOs(operatingSystemMXBean.getName() + " " + operatingSystemMXBean.getVersion() + " "
                + operatingSystemMXBean.getArch());
        SYSTEM_INFO.setAvailableProcessors(operatingSystemMXBean.getAvailableProcessors());
        SYSTEM_INFO.setJvm(runtimeMXBean.getVmName() + " " + System.getProperty("java.version") + " "
                + runtimeMXBean.getVmVendor());
        SYSTEM_INFO.setStartTime(runtimeMXBean.getStartTime());
    }
}

From source file:org.fluentd.jvmwatcher.data.JvmWatchState.java

/**
 * @param clientPrixy//ww w . jav a  2 s . c  om
 * @return
 */
public static JvmWatchState makeJvmWatchState(JvmClientProxy clientProxy) {
    // null check
    if (null == clientProxy) {
        return null;
    }
    if (null == clientProxy.getLocalJvmInfo()) {
        return null;
    }

    // create data object
    JvmWatchState ret = new JvmWatchState();

    // set Local JVM Information
    ret.commandLine_ = clientProxy.getLocalJvmInfo().getCommandLine_();
    ret.displayName_ = clientProxy.getLocalJvmInfo().getDisplayName();
    ret.jvmId_ = clientProxy.getLocalJvmInfo().getJvmid();
    ret.shortName_ = clientProxy.getLocalJvmInfo().getShortName();

    // create log line array
    ret.stateLog_ = new ArrayList<JvmStateLog>();

    // set JVM information
    try {
        // CompilationMXBean
        CompilationMXBean compilationBean = clientProxy.getCompilationMXBean();
        if (null != compilationBean) {
            ret.jitName_ = compilationBean.getName();
        }

        // OperatingSystemMXBean
        OperatingSystemMXBean OpeSysBean = clientProxy.getOperatingSystemMXBean();
        if (null != OpeSysBean) {
            ret.osArch_ = OpeSysBean.getArch();
            ret.osName_ = OpeSysBean.getName();
            ret.osVersion_ = OpeSysBean.getVersion();
        }

        // RuntimeMXBean
        RuntimeMXBean runtimeBean = clientProxy.getRuntimeMXBean();
        if (null != runtimeBean) {
            ret.jvmStartTime_ = runtimeBean.getStartTime();
            ret.jvmRuntimeName_ = runtimeBean.getName();
            ret.vmName_ = runtimeBean.getVmName();
            ret.vmVender_ = runtimeBean.getVmVendor();
            ret.vmVersion_ = runtimeBean.getVmVersion();
            ret.specName_ = runtimeBean.getSpecName();
            ret.specVender_ = runtimeBean.getSpecVendor();
            ret.specVersion_ = runtimeBean.getSpecVersion();
        }
    } catch (IOException ex) {
        log.error("get MXBean error.", ex);
        // close JvmClientProxy
        clientProxy.disconnect();
    } catch (Exception ex) {
        log.error("get MXBean error.", ex);
        // close JvmClientProxy
        clientProxy.disconnect();
    }

    return ret;
}

From source file:org.jwebsocket.plugins.system.SystemPlugIn.java

private void getJVMInfo(WebSocketConnector aConnector, Token aToken) {
    // check if user is allowed to run 'getjvminfo' command
    if (!hasAuthority(aConnector, NS_SYSTEM + ".getjvminfo")) {
        sendToken(aConnector, aConnector, createAccessDenied(aToken));
        return;/*ww  w  .  j  av a2s.  co  m*/
    }

    Token lResponse = createResponse(aToken);
    RuntimeMXBean lBean = ManagementFactory.getRuntimeMXBean();
    MemoryMXBean lMemory = ManagementFactory.getMemoryMXBean();
    OperatingSystemMXBean lOS = ManagementFactory.getOperatingSystemMXBean();

    lResponse.setMap("data", new MapAppender().append("inputArguments", lBean.getInputArguments())
            .append("libraryPath", lBean.getLibraryPath())
            .append("managementSpecVersion", lBean.getManagementSpecVersion()).append("name", lBean.getName())
            .append("specName", lBean.getSpecName()).append("specVendor", lBean.getSpecVendor())
            .append("specVersion", lBean.getSpecVersion()).append("startTime", lBean.getStartTime())
            .append("systemProperties", lBean.getSystemProperties()).append("uptime", lBean.getUptime())
            .append("vmName", lBean.getVmName()).append("vmVendor", lBean.getVmVendor())
            .append("vmVersion", lBean.getVmVersion()).append("classPath", lBean.getClassPath())
            .append("osArch", lOS.getArch()).append("osAvailableProcessors", lOS.getAvailableProcessors())
            .append("osName", lOS.getName()).append("osVersion", lOS.getVersion())
            .append("osLoadAverage", lOS.getSystemLoadAverage())
            .append("heapMemoryUsed", lMemory.getHeapMemoryUsage().getUsed())
            .append("heapMemoryMax", lMemory.getHeapMemoryUsage().getMax())
            .append("heapMemoryInit", lMemory.getHeapMemoryUsage().getInit())
            .append("nonheapMemoryInit", lMemory.getNonHeapMemoryUsage().getInit())
            .append("nonheapMemoryMax", lMemory.getNonHeapMemoryUsage().getMax())
            .append("nonheapMemoryUsed", lMemory.getNonHeapMemoryUsage().getUsed()).getMap());

    sendToken(aConnector, lResponse);
}

From source file:org.liferayhub.pc.service.impl.PowerConsoleServiceImpl.java

public String runCommand(long userId, long companyId, String mode, String command) {
    String response = "";
    Date startDate = new Date();
    if ("server".equalsIgnoreCase(mode)) {
        if ("help".equalsIgnoreCase(command)) {
            response = "Commands:\n" + "help\t\t\tShow this help message\n"
                    + "version\t\t Display the version of the Liferay Portal\n"
                    + "date\t\t\tDisplay the date and time of the database server\n"
                    + "uptime\t\t  Display the uptime of the portal\n" + "adduser\t\t Add a new user";
        } else if ("version".equalsIgnoreCase(command)) {
            response = ReleaseInfo.getReleaseInfo() + " running on "
                    + StringUtil.upperCaseFirstLetter(ServerDetector.getServerId());
        } else if ("date".equalsIgnoreCase(command)) {
            response = new Date().toString();
        } else if ("uptime".equalsIgnoreCase(command)) {
            response = getUptime(PortalUtil.getUptime().getTime());
        } else if (command.toLowerCase().startsWith("adduser")) {
            response = handleAddUser(userId, companyId, command);
        }//from  w  w w .  ja va 2  s.c o  m
    } else if ("db".equalsIgnoreCase(mode)) {
        if ("help".equalsIgnoreCase(command)) {
            response = "Commands:\n" + "help\t\t\tShow this help message\n"
                    + "version\t\t Display the version of the database\n"
                    + "date\t\t\tDisplay the date and time of the database server\n"
                    + "<sql query>\t Display result of any SQL query";
        } else if ("date".equalsIgnoreCase(command)) {
            response = runSQLQuery("select now() \"\"");
        } else if ("version".equalsIgnoreCase(command)) {
            response = runSQLQuery(
                    "select '" + DBFactoryUtil.getDBFactory().getDB().getType() + "' as '', version() ''");
        } else
            response = runSQLQuery(command);
    } else if ("jvm".equalsIgnoreCase(mode)) {
        if ("help".equalsIgnoreCase(command)) {
            response = "Commands:\n" + "help\t\tShow this help message\n"
                    + "mem\t\t Display memory usage of the JVM\n"
                    + "osinfo\t  Display operating system info of the running JVM\n"
                    + "vminfo\t  Display VM info";
        } else if ("mem".equalsIgnoreCase(command)) {
            MemoryMXBean mem = ManagementFactory.getMemoryMXBean();
            response = "Heap        : " + mem.getHeapMemoryUsage().toString();
            response += "\nNon Heap    : " + mem.getNonHeapMemoryUsage().toString();
            response += "\nFinalization: " + mem.getObjectPendingFinalizationCount() + " objects pending";
        } else if ("osinfo".equalsIgnoreCase(command)) {
            OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
            response = os.getName() + "[" + os.getArch() + "] " + os.getVersion() + " ("
                    + os.getAvailableProcessors() + " processors)";
            response += "\nLoad Average: " + os.getSystemLoadAverage();
        } else if ("vminfo".equalsIgnoreCase(command)) {
            RuntimeMXBean vm = ManagementFactory.getRuntimeMXBean();
            response = vm.getVmName() + " " + vm.getVmVersion() + " by " + vm.getVmVendor();
            response += "\n" + vm.getSpecName() + " " + vm.getSpecVersion() + " by " + vm.getSpecVendor();
            response += "\nStarted at: " + DateFormat.getInstance().format(new Date(vm.getStartTime()));
            response += "\nUptime    : " + getUptime(vm.getStartTime());
        } else {
            response = UNRECOGNIZED_COMMAND;
        }
    }
    // save command to database if it is not 'help'
    if (!command.startsWith("help")) {
        try {
            // add to history
            Date endDate = new Date();
            long id = CounterLocalServiceUtil.increment(CommandHistory.class.getName());
            CommandHistory history = CommandHistoryLocalServiceUtil.createCommandHistory(id);
            history.setCommand(command);
            history.setExecutionDate(startDate);
            history.setExecutionTime(endDate.getTime() - startDate.getTime());
            history.setMode(mode);
            history.setUserId(userId);
            CommandHistoryLocalServiceUtil.updateCommandHistory(history);
            // TODO: delete the oldest entry > MAX_HISTORY_SIZE
            // get the history size
            long historySize = 100;
            List<CommandHistory> historyList = CommandHistoryLocalServiceUtil
                    .findCommandHistoryByUserId(userId);
            if (historyList.size() >= historySize) {
                CommandHistoryLocalServiceUtil.deleteCommandHistory(historyList.get(0));
            }
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e.getMessage());
        }
    }
    return response;
}

From source file:org.slc.sli.ingestion.IngestionHealthCheck.java

public String getStartTime() {
    //Start Time/*from  w  ww .java  2  s  .c o m*/
    RuntimeMXBean bean = ManagementFactory.getRuntimeMXBean();
    long startTimeLong = bean.getStartTime();
    return convertEpochTimeToDateTime(startTimeLong);
}