Package org.json_voltpatches

Examples of org.json_voltpatches.JSONObject$Null

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    }

    public void testAddHostToNonKsafe() throws JSONException
    {
        ClusterConfig config = new ClusterConfig(1, 6, 0);
        JSONObject topo = config.getTopology(Arrays.asList(0));
        assertEquals(1, topo.getInt("hostcount"));
        assertEquals(6, topo.getInt("sites_per_host"));
        assertEquals(0, topo.getInt("kfactor"));
        assertEquals(6, topo.getJSONArray("partitions").length());

        ClusterConfig.addHosts(1, topo);
        assertEquals(2, topo.getInt("hostcount"));
        assertEquals(0, topo.getInt("kfactor"));
    }
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        iv2masters = mock(MapCache.class);
        snapMonitor = mock(SnapshotCompletionMonitor.class);

        // make fake MapCache of iv2masters
        HashMap<String,JSONObject> fakecache = new HashMap<String, JSONObject>();
        fakecache.put("0", new JSONObject("{hsid:0}"));
        when(iv2masters.pointInTimeCache()).thenReturn(ImmutableMap.copyOf(fakecache));

        dut = new SpScheduler(0, getSiteTaskerQueue(), snapMonitor);
        dut.setMailbox(mbox);
        dut.setCommandLog(mock(CommandLog.class));
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    }

    public void testAddHostsToNonKsafe() throws JSONException
    {
        ClusterConfig config = new ClusterConfig(2, 6, 0);
        JSONObject topo = config.getTopology(Arrays.asList(0, 1));
        assertEquals(2, topo.getInt("hostcount"));
        assertEquals(6, topo.getInt("sites_per_host"));
        assertEquals(0, topo.getInt("kfactor"));
        assertEquals(12, topo.getJSONArray("partitions").length());

        VoltDB.ignoreCrash = true;
        try {
            ClusterConfig.addHosts(2, topo);
            fail("Shouldn't allow adding more than one node");
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    }

    public void testAddHostsToKsafe() throws JSONException
    {
        ClusterConfig config = new ClusterConfig(2, 6, 1);
        JSONObject topo = config.getTopology(Arrays.asList(0, 1));
        assertEquals(2, topo.getInt("hostcount"));
        assertEquals(6, topo.getInt("sites_per_host"));
        assertEquals(1, topo.getInt("kfactor"));
        assertEquals(6, topo.getJSONArray("partitions").length());

        ClusterConfig.addHosts(2, topo);
        assertEquals(4, topo.getInt("hostcount"));
        assertEquals(1, topo.getInt("kfactor"));
    }
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        JSONArray parts = topo.getJSONArray("partitions");

        for (int p = 0; p < parts.length(); p++) {
            // have an object in the partitions array
            JSONObject aPartition = parts.getJSONObject(p);
            int pid = aPartition.getInt("partition_id");
            JSONArray replicas = aPartition.getJSONArray("replicas");
            for (int h = 0; h < replicas.length(); h++)
            {
                int replica = replicas.getInt(h);
                if (replica == hostId)
                {
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    }

    public void testAddMoreThanKsafeHosts() throws JSONException
    {
        ClusterConfig config = new ClusterConfig(2, 6, 1);
        JSONObject topo = config.getTopology(Arrays.asList(0, 1));
        assertEquals(2, topo.getInt("hostcount"));
        assertEquals(6, topo.getInt("sites_per_host"));
        assertEquals(1, topo.getInt("kfactor"));
        assertEquals(6, topo.getJSONArray("partitions").length());

        VoltDB.ignoreCrash = true;
        try {
            ClusterConfig.addHosts(3, topo);
            fail("Shouldn't allow adding more than ksafe + 1 node");
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        JSONArray partitions = topo.getJSONArray("partitions");
        for (Map.Entry<Integer, Collection<Integer>> e : partToHost.asMap().entrySet()) {
            int partition = e.getKey();
            Collection<Integer> hosts = e.getValue();

            JSONObject partObj = new JSONObject();
            partObj.put("partition_id", partition);
            partObj.put("replicas", hosts);

            partitions.put(partObj);
        }
    }
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            stringer.endArray();
            stringer.endObject();
        }
        stringer.endArray();
        stringer.endObject();
        JSONObject topo = new JSONObject(stringer.toString());
        return topo;
    }
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            stringer.endObject();
        }
        stringer.endArray();
        stringer.endObject();

        JSONObject topo = new JSONObject(stringer.toString());
        return topo;
    }
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                    " Falling back to a less optimal strategy that may result in worse performance. " +
                    " Try using an even number of sites per host.");
            useFallbackStrategy = true;
        }

        JSONObject topo = null;
        if (useFallbackStrategy) {
            topo = fallbackPlacementStrategy(hostIds, hostCount, partitionCount, sitesPerHost);
        } else {
            try {
                topo = newPlacementStrategy(hostIds, hostCount, partitionCount, sitesPerHost);
            } catch (Exception e) {
                hostLog.error("Unable to use optimal replica placement strategy. " +
                              "Falling back to a less optimal strategy that may result in worse performance");
                topo = fallbackPlacementStrategy(hostIds, hostCount, partitionCount, sitesPerHost);
            }
        }

        hostLog.debug("TOPO: " + topo.toString(2));
        return topo;
    }
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Related Classes of org.json_voltpatches.JSONObject$Null

  • org.voltcore.agreement.AgreementSite
  • org.voltcore.messaging.HostMessenger
  • org.voltcore.messaging.SocketJoiner
  • org.voltcore.utils.InstanceId
  • org.voltcore.zk.MapCache
  • org.voltcore.zk.TestMapCache
  • org.voltdb.AdhocDDLTestBase
  • org.voltdb.client.Distributer
  • org.voltdb.ClientInterface
  • org.voltdb.compiler.AdHocPlannedStmtBatch
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