Package java.lang.management

Examples of java.lang.management.GarbageCollectorMXBean

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        try
        {
            ObjectName gcName = new ObjectName(ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",*");
            for (ObjectName name : server.queryNames(gcName, null))
            {
                GarbageCollectorMXBean gc = ManagementFactory.newPlatformMXBeanProxy(server, name.getCanonicalName(), GarbageCollectorMXBean.class);
                beans.add(gc);
            }
        }
        catch (Exception e)
        {
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  private String getGarbageCollectorStatsAsString(List<GarbageCollectorMXBean> gcMXBeans) {
    StringBuilder str = new StringBuilder();
    str.append("Garbage collector stats: ");

    for (int i = 0; i < gcMXBeans.size(); i++) {
      GarbageCollectorMXBean bean = gcMXBeans.get(i);

      String msg = String.format("[%s, GC TIME (ms): %d, GC COUNT: %d]",
          bean.getName(), bean.getCollectionTime(), bean.getCollectionCount());
      str.append(msg);
      str.append(i < gcMXBeans.size() - 1 ? ", " : "");
    }

    return str.toString();
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    public GCInspector() {
        MBeanServer server = ManagementFactory.getPlatformMBeanServer();
        try {
            ObjectName gcName = new ObjectName(ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",*");
            for (ObjectName name : server.queryNames(gcName, null)) {
                GarbageCollectorMXBean gc = ManagementFactory.newPlatformMXBeanProxy(server, name.getCanonicalName(), GarbageCollectorMXBean.class);
                beans.add(gc);
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
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        try
        {
            ObjectName gcName = new ObjectName(ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",*");
            for (ObjectName name : server.queryNames(gcName, null))
            {
                GarbageCollectorMXBean gc = ManagementFactory.newPlatformMXBeanProxy(server, name.getCanonicalName(), GarbageCollectorMXBean.class);
                beans.add(gc);
            }
        }
        catch (Exception e)
        {
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            }
            mbeans = mbsc.queryNames(gcName, null);
            if (mbeans != null) {
                gcmbeans = new ArrayList<GarbageCollectorMXBean>();
                Iterator iterator = mbeans.iterator();
                GarbageCollectorMXBean gc = null;
                while (iterator.hasNext()) {
                    ObjectName objName = (ObjectName) iterator.next();
                    gc = ManagementFactory.newPlatformMXBeanProxy(mbsc,
                                               objName.getCanonicalName(),
                                               GarbageCollectorMXBean.class);
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        List<GarbageCollectorMXBean> gcbeans = java.lang.management.ManagementFactory.getGarbageCollectorMXBeans();
        MBeanServer server = ManagementFactory.getPlatformMBeanServer();
        try {
            ObjectName gcName = new ObjectName(ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",*");
            for (ObjectName name : server.queryNames(gcName, null)) {
                GarbageCollectorMXBean gc = ManagementFactory.newPlatformMXBeanProxy(server, name.getCanonicalName(), GarbageCollectorMXBean.class);
                gcbeans.add(gc);

                NotificationEmitter emitter = (NotificationEmitter) gc;
                NotificationListener listener = new NotificationListener() {
                    @Override
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        try
        {
            ObjectName gcName = new ObjectName(ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",*");
            for (ObjectName name : server.queryNames(gcName, null))
            {
                GarbageCollectorMXBean gc = ManagementFactory.newPlatformMXBeanProxy(server, name.getCanonicalName(), GarbageCollectorMXBean.class);
                beans.add(gc);
            }
        }
        catch (Exception e)
        {
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            @Override
            public Row next() {
                if(!it.hasNext()) {
                    return null;
                }
                GarbageCollectorMXBean pool = it.next();
                return new ValuesRow(rowType,
                                      pool.getName(),
                                      pool.getCollectionCount(),
                                      pool.getCollectionTime(),
                                      ++rowCounter);
            }
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