Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.ColumnFamilyStoreMBean

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     * @param minimumCompactionThreshold minimum compaction threshold
     * @param maximumCompactionThreshold maximum compaction threshold
     */
    public void setCompactionThreshold(String ks, String cf, int minimumCompactionThreshold, int maximumCompactionThreshold)
    {
        ColumnFamilyStoreMBean cfsProxy = getCfsProxy(ks, cf);
        cfsProxy.setMinimumCompactionThreshold(minimumCompactionThreshold);
        cfsProxy.setMaximumCompactionThreshold(maximumCompactionThreshold);
    }
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        }
    }
   
    public ColumnFamilyStoreMBean getCfsProxy(String ks, String cf)
    {
        ColumnFamilyStoreMBean cfsProxy = null;
        try
        {
            cfsProxy = JMX.newMBeanProxy(mbeanServerConn,
                    new ObjectName("org.apache.cassandra.db:type=ColumnFamilies,keyspace="+ks+",columnfamily="+cf),
                    ColumnFamilyStoreMBean.class);
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    public Entry<String, ColumnFamilyStoreMBean> next()
    {
        ObjectName objectName = resIter.next();
        String tableName = objectName.getKeyProperty("keyspace");
        ColumnFamilyStoreMBean cfsProxy = JMX.newMBeanProxy(mbeanServerConn, objectName, ColumnFamilyStoreMBean.class);
        return new AbstractMap.SimpleImmutableEntry<String, ColumnFamilyStoreMBean>(tableName, cfsProxy);
    }
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     *
     * @param outs the stream to write to
     */
    public void getCompactionThreshold(PrintStream outs, String ks, String cf)
    {
        ColumnFamilyStoreMBean cfsProxy = getCfsProxy(ks, cf);
        outs.println("Current compaction thresholds for " + ks + "/" + cf + ": \n" +
                     " min = " + cfsProxy.getMinimumCompactionThreshold() + ", " +
                     " max = " + cfsProxy.getMaximumCompactionThreshold());
    }
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     * @param minimumCompactionThreshold minimum compaction threshold
     * @param maximumCompactionThreshold maximum compaction threshold
     */
    public void setCompactionThreshold(String ks, String cf, int minimumCompactionThreshold, int maximumCompactionThreshold)
    {
        ColumnFamilyStoreMBean cfsProxy = getCfsProxy(ks, cf);
        cfsProxy.setCompactionThresholds(minimumCompactionThreshold, maximumCompactionThreshold);
    }
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        return ssProxy.getNaturalEndpoints(keyspace, cf, key);
    }

    public List<String> getSSTables(String keyspace, String cf, String key)
    {
        ColumnFamilyStoreMBean cfsProxy = getCfsProxy(keyspace, cf);
        return cfsProxy.getSSTablesForKey(key);
    }
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        }
    }

    public ColumnFamilyStoreMBean getCfsProxy(String ks, String cf)
    {
        ColumnFamilyStoreMBean cfsProxy = null;
        try
        {
            Set<ObjectName> beans = mbeanServerConn.queryNames(new ObjectName("org.apache.cassandra.db:type=*ColumnFamilies,keyspace=" + ks + ",columnfamily=" + cf), null);
            if (beans.isEmpty())
                throw new MalformedObjectNameException("couldn't find that bean");
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    public Entry<String, ColumnFamilyStoreMBean> next()
    {
        ObjectName objectName = resIter.next();
        String tableName = objectName.getKeyProperty("keyspace");
        ColumnFamilyStoreMBean cfsProxy = JMX.newMBeanProxy(mbeanServerConn, objectName, ColumnFamilyStoreMBean.class);
        return new AbstractMap.SimpleImmutableEntry<String, ColumnFamilyStoreMBean>(tableName, cfsProxy);
    }
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    }

    private void describeColumnFamily(KsDef ks_def, CfDef cf_def, NodeProbe probe) throws TException
    {
        // fetching bean for current column family store
        ColumnFamilyStoreMBean cfMBean = (probe == null) ? null : probe.getCfsProxy(ks_def.getName(), cf_def.getName());

        boolean isSuper = cf_def.column_type.equals("Super");
        sessionState.out.printf("    ColumnFamily: %s%s%n", cf_def.name, isSuper ? " (Super)" : "");

        if (cf_def.comment != null && !cf_def.comment.isEmpty())
            sessionState.out.printf("    \"%s\"%n", cf_def.comment);

        if (cf_def.key_validation_class != null)
            sessionState.out.printf("      Key Validation Class: %s%n", cf_def.key_validation_class);

        if (cf_def.default_validation_class != null)
            sessionState.out.printf("      Default column value validator: %s%n", cf_def.default_validation_class);

        sessionState.out.printf("      Columns sorted by: %s%s%n", cf_def.comparator_type, cf_def.column_type.equals("Super") ? "/" + cf_def.subcomparator_type : "");
        sessionState.out.printf("      GC grace seconds: %s%n", cf_def.gc_grace_seconds);
        sessionState.out.printf("      Compaction min/max thresholds: %s/%s%n", cf_def.min_compaction_threshold, cf_def.max_compaction_threshold);
        sessionState.out.printf("      Read repair chance: %s%n", cf_def.read_repair_chance);
        sessionState.out.printf("      DC Local Read repair chance: %s%n", cf_def.dclocal_read_repair_chance);
        sessionState.out.printf("      Replicate on write: %s%n", cf_def.replicate_on_write);
        sessionState.out.printf("      Caching: %s%n", cf_def.caching);
        sessionState.out.printf("      Bloom Filter FP chance: %s%n", cf_def.isSetBloom_filter_fp_chance() ? cf_def.bloom_filter_fp_chance : "default");

        // if we have connection to the cfMBean established
        if (cfMBean != null)
            sessionState.out.printf("      Built indexes: %s%n", cfMBean.getBuiltIndexes());

        if (cf_def.getColumn_metadataSize() != 0)
        {
            String leftSpace = "      ";
            String columnLeftSpace = leftSpace + "    ";
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        while (cfamilies.hasNext())
        {
            Entry<String, ColumnFamilyStoreMBean> entry = cfamilies.next();
            String tableName = entry.getKey();
            ColumnFamilyStoreMBean cfsProxy = entry.getValue();

            if (!cfstoreMap.containsKey(tableName))
            {
                List<ColumnFamilyStoreMBean> columnFamilies = new ArrayList<ColumnFamilyStoreMBean>();
                columnFamilies.add(cfsProxy);
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  • org.apache.cassandra.cli.CliClient
  • org.apache.cassandra.tools.ColumnFamilyStoreMBeanIterator
  • org.apache.cassandra.tools.NodeCmd
  • org.apache.cassandra.tools.NodeProbe
  • org.apache.cassandra.tools.NodeTool$CfStats
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