Examples with CompositeData javax.management.openmbean.CompositeData used on opensource projects

Example 21 with CompositeData

use of javax.management.openmbean.CompositeData in project neo4j by neo4j.

the class Dbinfo method printAttribute.

private void printAttribute(JSONObject json, Object value) throws RemoteException, ShellException {
    try {
        Attribute attribute = (Attribute) value;
        Object attributeValue = attribute.getValue();
        if (attributeValue != null && attributeValue.getClass().isArray()) {
            Object[] arrayValue = (Object[]) attributeValue;
            JSONArray array = new JSONArray();
            for (Object item : (Object[]) arrayValue) {
                if (item instanceof CompositeData) {
                    array.put(compositeDataAsMap((CompositeData) item));
                } else {
                    array.put(item.toString());
                }
            }
            json.put(attribute.getName(), array);
        } else {
            json.put(attribute.getName(), attributeValue);
        }
    } catch (JSONException e) {
        throw ShellException.wrapCause(e);
    }
}

Example 22 with CompositeData

use of javax.management.openmbean.CompositeData in project cassandra by apache.

the class ColumnFamilyStoreMBeanIterator method getPartitionSample.

public Map<Sampler, CompositeData> getPartitionSample(String ks, String cf, int capacity, int duration, int count, List<Sampler> samplers) throws OpenDataException {
    ColumnFamilyStoreMBean cfsProxy = getCfsProxy(ks, cf);
    for (Sampler sampler : samplers) {
        cfsProxy.beginLocalSampling(sampler.name(), capacity);
    }
    Uninterruptibles.sleepUninterruptibly(duration, TimeUnit.MILLISECONDS);
    Map<Sampler, CompositeData> result = Maps.newHashMap();
    for (Sampler sampler : samplers) {
        result.put(sampler, cfsProxy.finishLocalSampling(sampler.name(), count));
    }
    return result;
}

Example 23 with CompositeData

use of javax.management.openmbean.CompositeData in project cassandra by apache.

the class FailureDetectorInfo method execute.

@Override
public void execute(NodeProbe probe) {
    TabularData data = probe.getFailureDetectorPhilValues();
    System.out.printf("%10s,%16s%n", "Endpoint", "Phi");
    for (Object o : data.keySet()) {
        @SuppressWarnings({ "rawtypes", "unchecked" }) CompositeData datum = data.get(((List) o).toArray(new Object[((List) o).size()]));
        System.out.printf("%10s,%16.8f%n", datum.get("Endpoint"), datum.get("PHI"));
    }
}

Example 24 with CompositeData

use of javax.management.openmbean.CompositeData in project cassandra by apache.

the class TopPartitions method execute.

@Override
public void execute(NodeProbe probe) {
    checkArgument(args.size() == 3, "toppartitions requires keyspace, column family name, and duration");
    checkArgument(topCount < size, "TopK count (-k) option must be smaller then the summary capacity (-s)");
    String keyspace = args.get(0);
    String cfname = args.get(1);
    Integer duration = Integer.valueOf(args.get(2));
    // generate the list of samplers
    List<Sampler> targets = Lists.newArrayList();
    for (String s : samplers.split(",")) {
        try {
            targets.add(Sampler.valueOf(s.toUpperCase()));
        } catch (Exception e) {
            throw new IllegalArgumentException(s + " is not a valid sampler, choose one of: " + join(Sampler.values(), ", "));
        }
    }
    Map<Sampler, CompositeData> results;
    try {
        results = probe.getPartitionSample(keyspace, cfname, size, duration, topCount, targets);
    } catch (OpenDataException e) {
        throw new RuntimeException(e);
    }
    boolean first = true;
    for (Entry<Sampler, CompositeData> result : results.entrySet()) {
        CompositeData sampling = result.getValue();
        // weird casting for http://bugs.sun.com/view_bug.do?bug_id=6548436
        List<CompositeData> topk = (List<CompositeData>) (Object) Lists.newArrayList(((TabularDataSupport) sampling.get("partitions")).values());
        Collections.sort(topk, new Ordering<CompositeData>() {

            public int compare(CompositeData left, CompositeData right) {
                return Long.compare((long) right.get("count"), (long) left.get("count"));
            }
        });
        if (!first)
            System.out.println();
        System.out.println(result.getKey().toString() + " Sampler:");
        System.out.printf("  Cardinality: ~%d (%d capacity)%n", sampling.get("cardinality"), size);
        System.out.printf("  Top %d partitions:%n", topCount);
        if (topk.size() == 0) {
            System.out.println("\tNothing recorded during sampling period...");
        } else {
            int offset = 0;
            for (CompositeData entry : topk) offset = Math.max(offset, entry.get("string").toString().length());
            System.out.printf("\t%-" + offset + "s%10s%10s%n", "Partition", "Count", "+/-");
            for (CompositeData entry : topk) System.out.printf("\t%-" + offset + "s%10d%10d%n", entry.get("string").toString(), entry.get("count"), entry.get("error"));
        }
        first = false;
    }
}

Example 25 with CompositeData

use of javax.management.openmbean.CompositeData in project twitter4j by yusuke.

the class MBeansTest method testAPIStatisticsOpenMBean.

/**
     * Tests exposure of API statistics via a dynamic MBean
     */
public void testAPIStatisticsOpenMBean() throws Exception {
    APIStatistics stats = new APIStatistics(5);
    APIStatisticsOpenMBean openMBean = new APIStatisticsOpenMBean(stats);
    // sanity check to ensure metadata accurately describes dynamic attributes
    MBeanInfo info = openMBean.getMBeanInfo();
    assertEquals(5, info.getAttributes().length);
    assertEquals(1, info.getOperations().length);
    List<String> attrNames = new ArrayList<String>();
    for (MBeanAttributeInfo attr : info.getAttributes()) {
        assertNotNull(openMBean.getAttribute(attr.getName()));
        attrNames.add(attr.getName());
    }
    AttributeList attrList = openMBean.getAttributes(attrNames.toArray(new String[attrNames.size()]));
    assertNotNull(attrList);
    assertEquals(5, attrList.size());
    // check stats (empty case)
    Long callCount = (Long) openMBean.getAttribute("callCount");
    assertEquals(0, callCount.longValue());
    Long errorCount = (Long) openMBean.getAttribute("errorCount");
    assertEquals(0, callCount.longValue());
    Long totalTime = (Long) openMBean.getAttribute("totalTime");
    assertEquals(0, totalTime.longValue());
    Long averageTime = (Long) openMBean.getAttribute("averageTime");
    assertEquals(0, averageTime.longValue());
    // check table (empty case)
    TabularData table = (TabularData) openMBean.getAttribute("statisticsTable");
    assertTrue(table.isEmpty());
    stats.methodCalled("foo", 100, true);
    // check stats (populated case)
    callCount = (Long) openMBean.getAttribute("callCount");
    assertEquals(1, callCount.longValue());
    errorCount = (Long) openMBean.getAttribute("errorCount");
    assertEquals(0, errorCount.longValue());
    totalTime = (Long) openMBean.getAttribute("totalTime");
    assertEquals(100, totalTime.longValue());
    averageTime = (Long) openMBean.getAttribute("averageTime");
    assertEquals(100, averageTime.longValue());
    // check table (populated  case)
    table = (TabularData) openMBean.getAttribute("statisticsTable");
    assertFalse(table.isEmpty());
    assertEquals(1, table.keySet().size());
    CompositeData data = table.get(new Object[] { "foo" });
    assertNotNull(data);
    String[] columnNames = new String[] { "methodName", "callCount", "totalTime", "avgTime" };
    Object[] columnValues = data.getAll(columnNames);
    assertEquals(columnNames.length, columnValues.length);
    assertEquals("foo", columnValues[0]);
    assertEquals(1, ((Long) columnValues[1]).longValue());
    assertEquals(100, ((Long) columnValues[2]).longValue());
    assertEquals(100, ((Long) columnValues[3]).longValue());
    // check reset
    openMBean.invoke("reset", new Object[0], new String[0]);
    checkCalculator(stats, 0, 0, 0, 0);
    assertFalse(stats.getInvocationStatistics().iterator().hasNext());
}