Example usage for java.lang.management ManagementFactory getRuntimeMXBean

Introduction

In this page you can find the example usage for java.lang.management ManagementFactory getRuntimeMXBean.

Prototype

public static RuntimeMXBean getRuntimeMXBean() 

Source Link

Document

Returns the managed bean for the runtime system of the Java virtual machine.

Usage

From source file:org.apache.cassandra.utils.HeapUtils.java

/**
 * Retrieves the value of the <code>HeapDumpPath</code> JVM option.
 * @return the value of the <code>HeapDumpPath</code> JVM option or <code>null</code> if the value has not been
 * specified./*w  w  w.  j  a v  a  2s  . co  m*/
 */
private static String getHeapDumpPathOption() {
    RuntimeMXBean runtimeMxBean = ManagementFactory.getRuntimeMXBean();
    List<String> inputArguments = runtimeMxBean.getInputArguments();
    String heapDumpPathOption = null;
    for (String argument : inputArguments) {
        if (argument.startsWith("-XX:HeapDumpPath=")) {
            heapDumpPathOption = argument;
            // We do not break in case the option has been specified several times.
            // In general it seems that JVMs use the right-most argument as the winner.
        }
    }

    if (heapDumpPathOption == null)
        return null;

    return heapDumpPathOption.substring(17, heapDumpPathOption.length());
}

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From source file:org.diorite.impl.CoreMain.java

public static InitResult init(final OptionSet options, final boolean client) {
    CoreMain.client = client;//from  www .j a v a  2s  . c om
    if (options.has("version")) {
        return InitResult.VERSION;
    }
    if (options.has("?")) {
        return InitResult.HELP;
    }
    final String path = new File(".").getAbsolutePath();
    if (path.contains("!") || path.contains("+")) {
        System.err.println(
                "Cannot run server in a directory with ! or + in the pathname. Please rename the affected folders and try again.");
        return InitResult.STOP;
    }
    try {
        CoreMain.enabledDebug = options.has("debug");
        CoreMain.debug("===> Debug is enabled! <===");
        try {
            final String lvl = options.valueOf("rld").toString();
            if (lvl.length() == 1) {
                ResourceLeakDetector
                        .setLevel(ResourceLeakDetector.Level.values()[DioriteMathUtils.asInt(lvl, 0)]);
            } else {
                ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.valueOf(lvl));
            }
        } catch (final Exception e) {
            e.printStackTrace();
        }
        if (options.has("noconsole")) {
            CoreMain.consoleEnabled = false;
        }
        int maxPermGen = 0;
        for (final String s : ManagementFactory.getRuntimeMXBean().getInputArguments()) {
            if (s.startsWith("-XX:MaxPermSize")) {
                maxPermGen = DioriteMathUtils.asInt(PERM_GEN_PAT.matcher(s).replaceAll(""), 0);
                maxPermGen <<= 10 * "kmg".indexOf(Character.toLowerCase(s.charAt(s.length() - 1)));
            }
        }
        if ((Float.parseFloat(System.getProperty("java.class.version")) < JAVA_8) && (maxPermGen < MB_128)) {
            System.out.println(
                    "Warning, your max perm gen size is not set or less than 128mb. It is recommended you restart Java with the following argument: -XX:MaxPermSize=128M");
        }
        System.out.println("Starting server, please wait...");

        registerNbt();
        // register all packet classes.
        RegisterPackets.init();

        // TODO: load "magic values"
        // never remove this line (Material.values), it's needed even if it don't do anything for you.
        // it will force load all material classes, loading class of one material before "Material" is loaded will throw error.
        Material.values();
        System.out.println("Registered " + Material.getBlockMaterialsCount() + " ("
                + Material.getAllBlockMaterialsCount() + " with sub-types) diorite blocks.");
        System.out.println("Registered " + Material.getItemMaterialsCount() + " ("
                + Material.getAllItemMaterialsCount() + " with sub-types) diorite items.");
        System.out.println("Registered " + Material.getMaterialsCount() + " (" + Material.getAllMaterialsCount()
                + " with sub-types) diorite blocks and items.");
    } catch (final Throwable t) {
        t.printStackTrace();
    }
    return InitResult.RUN;
}

---

From source file:org.brutusin.instrumentation.logging.LoggingInterceptor.java

private File getFile(Object source, String executionId) {
    String loggingFolderPath = "JVM-" + ManagementFactory.getRuntimeMXBean().getStartTime() + "/"
            + Thread.currentThread().getName() + "-" + Thread.currentThread().getId() + "/" + executionId + "-";
    if (source instanceof Method) {
        Method m = (Method) source;
        loggingFolderPath += m.getDeclaringClass().getName() + "." + m.getName() + "()";
    } else if (source instanceof Constructor) {
        Constructor c = (Constructor) source;
        String className = c.getDeclaringClass().getName();
        if (className != null && className.length() > 0) {
            loggingFolderPath += className + ".init()";
        } else {/*from w  w  w.  j  a v a  2s.  c  om*/
            loggingFolderPath += "init()";
        }
    } else {
        loggingFolderPath += source;
    }
    loggingFolderPath += ".log";
    loggingFolderPath = loggingFolderPath.replaceAll("[<>:]", "-");
    File ret = new File(rootFile, loggingFolderPath);
    try {
        FileUtils.forceMkdir(ret.getParentFile());
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
    return ret;
}

---

From source file:org.yamj.common.model.YamjInfo.java

@SuppressWarnings("rawtypes")
public YamjInfo(Class myClass) {
    // YAMJ Stuff
    this.projectName = myClass.getPackage().getImplementationVendor();
    this.projectVersion = myClass.getPackage().getImplementationVersion();
    this.moduleName = myClass.getPackage().getImplementationTitle();
    this.moduleDescription = myClass.getPackage().getSpecificationTitle();
    if (myClass.getPackage().getSpecificationVendor() != null) {
        this.buildDateTime = DateTimeTools.parseDate(myClass.getPackage().getSpecificationVendor(),
                DateTimeTools.BUILD_FORMAT);
    } else {//from w  w w  . j  a  va2  s . com
        this.buildDateTime = new DateTime();
    }
    this.buildRevision = myClass.getPackage().getSpecificationVersion();

    // System Stuff
    this.processorCores = Runtime.getRuntime().availableProcessors();
    this.javaVersion = SystemUtils.JAVA_VERSION;
    this.osArch = SystemUtils.OS_ARCH;
    this.osName = SystemUtils.OS_NAME;
    this.osVersion = SystemUtils.OS_VERSION;

    // Times
    this.startUpDateTime = new DateTime(ManagementFactory.getRuntimeMXBean().getStartTime());

    // Counts
    this.counts = new EnumMap<MetaDataType, Long>(MetaDataType.class);

    // IP Address
    this.coreIp = SystemTools.getIpAddress(Boolean.TRUE);

    // Core Port
    this.corePort = 8888; // TODO: Get this from jetty!

    // Database IP & Name
    findDatabaseInfo();

    this.baseArtworkUrl = buildBaseUrl(PropertyTools.getProperty("yamj3.file.storage.artwork", ""));
    this.baseMediainfoUrl = buildBaseUrl(PropertyTools.getProperty("yamj3.file.storage.mediainfo", ""));
    this.basePhotoUrl = buildBaseUrl(PropertyTools.getProperty("yamj3.file.storage.photo", ""));
    this.skinDir = buildBaseUrl(PropertyTools.getProperty("yamj3.file.storage.skins", "./skins/"));
}

---

From source file:org.springframework.xd.dirt.container.XDContainer.java

public String getJvmName() {
    synchronized (this) {
        if (this.jvmName == null) {
            this.jvmName = ManagementFactory.getRuntimeMXBean().getName();
        }//from  w  w  w . j  a  v a  2s  . c  o m
    }
    return this.jvmName;
}

---

From source file:fr.ens.biologie.genomique.eoulsan.Main.java

/**
 * Get JVM arguments./*from  w  ww . ja v a  2s  .  c o  m*/
 * @return the JVM arguments as an array
 */
public List<String> getJVMArgs() {

    return ManagementFactory.getRuntimeMXBean().getInputArguments();
}

---

From source file:edu.usu.sdl.openstorefront.web.rest.service.Application.java

@GET
@RequireAdmin//  ww w .j  a  v  a 2  s . co  m
@APIDescription("Gets the application system status")
@Produces({ MediaType.APPLICATION_JSON })
@DataType(ApplicationStatus.class)
@Path("/status")
public Response getApplicationStatus() {
    OperatingSystemMXBean operatingSystemMXBean = ManagementFactory.getOperatingSystemMXBean();
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    List<GarbageCollectorMXBean> garbageCollectorMXBeans = ManagementFactory.getGarbageCollectorMXBeans();
    MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
    List<MemoryPoolMXBean> memoryPoolMXBeans = ManagementFactory.getMemoryPoolMXBeans();
    ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();

    ApplicationStatus applicationStatus = new ApplicationStatus();
    applicationStatus.setApplicationVersion(PropertiesManager.getApplicationVersion());
    applicationStatus.setProcessorCount(operatingSystemMXBean.getAvailableProcessors());
    applicationStatus.setSystemLoad(operatingSystemMXBean.getSystemLoadAverage());
    applicationStatus.setSystemProperties(runtimeMXBean.getSystemProperties());

    applicationStatus.getHeapMemoryStatus().setName("Heap");
    applicationStatus.getHeapMemoryStatus().setDetails(memoryMXBean.getHeapMemoryUsage().toString());
    applicationStatus.getHeapMemoryStatus()
            .setInitKb(memoryMXBean.getHeapMemoryUsage().getInit() != 0
                    ? memoryMXBean.getHeapMemoryUsage().getInit() / 1024
                    : 0);
    applicationStatus.getHeapMemoryStatus()
            .setUsedKb(memoryMXBean.getHeapMemoryUsage().getUsed() != 0
                    ? memoryMXBean.getHeapMemoryUsage().getUsed() / 1024
                    : 0);
    applicationStatus.getHeapMemoryStatus()
            .setMaxKb(memoryMXBean.getHeapMemoryUsage().getMax() != 0
                    ? memoryMXBean.getHeapMemoryUsage().getMax() / 1024
                    : 0);
    applicationStatus.getHeapMemoryStatus()
            .setCommitedKb(memoryMXBean.getHeapMemoryUsage().getCommitted() != 0
                    ? memoryMXBean.getHeapMemoryUsage().getCommitted() / 1024
                    : 0);

    applicationStatus.getNonHeapMemoryStatus().setName("Non-Heap");
    applicationStatus.getNonHeapMemoryStatus().setDetails(memoryMXBean.getNonHeapMemoryUsage().toString());
    applicationStatus.getNonHeapMemoryStatus()
            .setInitKb(memoryMXBean.getNonHeapMemoryUsage().getInit() != 0
                    ? memoryMXBean.getNonHeapMemoryUsage().getInit() / 1024
                    : 0);
    applicationStatus.getNonHeapMemoryStatus()
            .setUsedKb(memoryMXBean.getNonHeapMemoryUsage().getUsed() != 0
                    ? memoryMXBean.getNonHeapMemoryUsage().getUsed() / 1024
                    : 0);
    applicationStatus.getNonHeapMemoryStatus()
            .setMaxKb(memoryMXBean.getNonHeapMemoryUsage().getMax() != 0
                    ? memoryMXBean.getNonHeapMemoryUsage().getMax() / 1024
                    : 0);
    applicationStatus.getNonHeapMemoryStatus()
            .setCommitedKb(memoryMXBean.getNonHeapMemoryUsage().getCommitted() != 0
                    ? memoryMXBean.getNonHeapMemoryUsage().getCommitted() / 1024
                    : 0);

    applicationStatus.setLiveThreadCount(threadMXBean.getThreadCount());
    applicationStatus.setTotalThreadCount(threadMXBean.getTotalStartedThreadCount());

    applicationStatus.setStartTime(new Date(runtimeMXBean.getStartTime()));
    applicationStatus.setUpTime(TimeUtil.millisToString(runtimeMXBean.getUptime()));

    for (GarbageCollectorMXBean garbageCollectorMXBean : garbageCollectorMXBeans) {
        applicationStatus.getGarbageCollectionInfos()
                .add(TimeUtil.millisToString(garbageCollectorMXBean.getCollectionTime()) + " - ("
                        + garbageCollectorMXBean.getCollectionCount() + ")");
    }

    for (MemoryPoolMXBean memoryPoolMXBean : memoryPoolMXBeans) {
        MemoryPoolStatus memoryPoolStatus = new MemoryPoolStatus();
        memoryPoolStatus.setName(memoryPoolMXBean.getName() + " - " + memoryPoolMXBean.getType());
        memoryPoolStatus.setDetails(memoryPoolMXBean.getUsage().toString());
        memoryPoolStatus.setInitKb(
                memoryPoolMXBean.getUsage().getInit() != 0 ? memoryPoolMXBean.getUsage().getInit() / 1024 : 0);
        memoryPoolStatus.setUsedKb(
                memoryPoolMXBean.getUsage().getUsed() != 0 ? memoryPoolMXBean.getUsage().getUsed() / 1024 : 0);
        memoryPoolStatus.setMaxKb(
                memoryPoolMXBean.getUsage().getMax() != 0 ? memoryPoolMXBean.getUsage().getMax() / 1024 : 0);
        memoryPoolStatus.setCommitedKb(memoryPoolMXBean.getUsage().getCommitted() != 0
                ? memoryPoolMXBean.getUsage().getCommitted() / 1024
                : 0);

        applicationStatus.getMemoryPools().add(memoryPoolStatus);
    }

    return sendSingleEntityResponse(applicationStatus);
}

---

From source file:org.terracotta.management.entity.tms.TmsAgentTest.java

@Before
public void setUp() throws Exception {
    PassthroughServer activeServer = new PassthroughServer();
    activeServer.setServerName("server-1");
    activeServer.setBindPort(9510);//w  w w.jav  a2  s.com
    activeServer.setGroupPort(9610);
    activeServer.registerServerEntityService(new TmsAgentEntityServerService());
    activeServer.registerClientEntityService(new TmsAgentEntityClientService());
    activeServer.registerClientEntityService(new ManagementAgentEntityClientService());
    activeServer.registerServerEntityService(new ManagementAgentEntityServerService());
    stripeControl = new PassthroughClusterControl("server-1", activeServer);

    clientIdentifier = ClientIdentifier.create(
            Long.parseLong(ManagementFactory.getRuntimeMXBean().getName().split("@")[0]),
            InetAddress.getLocalHost().getHostAddress(), "UNKNOWN", "uuid");

    expectedCluster = Cluster.create()
            .addStripe(Stripe.create("stripe-1")
                    .addServer(Server.create("server-1").setBindAddress("0.0.0.0").setBindPort(9510)
                            .setGroupPort(9610).setHostName("localhost").setStartTime(0).setActivateTime(0)
                            .setHostAddress("127.0.0.1").setVersion("Version Passthrough 5.0.0-SNAPSHOT")
                            .setBuildId("Build ID").setState(Server.State.ACTIVE)
                            .addServerEntity(ServerEntity.create(getClass().getSimpleName(),
                                    TmsAgentEntity.class.getName(), 1))))
            .addClient(Client.create(clientIdentifier).setHostName(InetAddress.getLocalHost().getHostName()));

    client = expectedCluster.getClients().values().iterator().next();
    connection = Connection.create("uuid",
            expectedCluster.getStripe("stripe-1").get().getServerByName("server-1").get(),
            Endpoint.create(InetAddress.getLocalHost().getHostAddress(), -1) // values set by passthrough system
    );
    client.addConnection(connection);

    assertTrue(connection.fetchServerEntity(getClass().getSimpleName(), TmsAgentConfig.ENTITY_TYPE));
}

---

From source file:com.acmutv.ontoqa.tool.runtime.RuntimeManager.java

/**
 * Returns the current JVM name./*from   w w  w .ja v  a2  s  . c om*/
 * @return the JVM name.
 */
public static String getJvmName() {
    return ManagementFactory.getRuntimeMXBean().getName();
}

---

From source file:org.spf4j.perf.impl.ms.tsdb.TSDBMeasurementStore.java

@JmxExport(description = "generate charts for all measurements")
public List<String> generateCharts(final int width, final int height) throws IOException {
    long startTime = ManagementFactory.getRuntimeMXBean().getStartTime();
    long endTime = System.currentTimeMillis();
    return generateCharts(startTime, endTime, width, height);
}

---

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