Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.ColumnFamily.metadata()

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    }

    public static ColumnFamily removeDeletedAndOldShards(DecoratedKey key, boolean shouldPurge, CompactionController controller, ColumnFamily cf)
    {
        ColumnFamily compacted = shouldPurge ? ColumnFamilyStore.removeDeleted(cf, controller.gcBefore) : cf;
        if (shouldPurge && compacted != null && compacted.metadata().getDefaultValidator().isCommutative())
            CounterColumn.mergeAndRemoveOldShards(key, compacted, controller.gcBefore, controller.mergeShardBefore);
        return compacted;
    }

    public PrecompactedRow(CompactionController controller, List<SSTableIdentityIterator> rows)
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    static Mutation toStopSessionMutation(ByteBuffer sessionId, int elapsed)
    {
        Mutation mutation = new Mutation(NAME, sessionId);
        ColumnFamily cells = mutation.addOrGet(SessionsTable);

        CFRowAdder adder = new CFRowAdder(cells, cells.metadata().comparator.builder().build(), FBUtilities.timestampMicros());
        adder.add("duration", elapsed);

        return mutation;
    }
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    static Mutation toStartSessionMutation(ByteBuffer sessionId, Map<String, String> parameters, String request, long startedAt)
    {
        Mutation mutation = new Mutation(NAME, sessionId);
        ColumnFamily cells = mutation.addOrGet(TraceKeyspace.SessionsTable);

        CFRowAdder adder = new CFRowAdder(cells, cells.metadata().comparator.builder().build(), FBUtilities.timestampMicros());
        adder.add("coordinator", FBUtilities.getBroadcastAddress());
        for (Map.Entry<String, String> entry : parameters.entrySet())
            adder.addMapEntry("parameters", entry.getKey(), entry.getValue());
        adder.add("request", request);
        adder.add("started_at", new Date(startedAt));
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    static Mutation toEventMutation(ByteBuffer sessionId, String message, int elapsed, String threadName)
    {
        Mutation mutation = new Mutation(NAME, sessionId);
        ColumnFamily cells = mutation.addOrGet(EventsTable);

        CFRowAdder adder = new CFRowAdder(cells, cells.metadata().comparator.make(UUIDGen.getTimeUUID()), FBUtilities.timestampMicros());
        adder.add("activity", message);
        adder.add("source", FBUtilities.getBroadcastAddress());
        if (elapsed >= 0)
            adder.add("source_elapsed", elapsed);
        adder.add("thread", threadName);
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    public static class CrossTableTrigger implements ITrigger
    {
        public Collection<Mutation> augment(ByteBuffer key, ColumnFamily update)
        {
            ColumnFamily extraUpdate = ArrayBackedSortedColumns.factory.create(ksName, otherCf);
            extraUpdate.addColumn(new BufferCell(extraUpdate.metadata().comparator.makeCellName(bytes("v2")), bytes(999)));
            return Collections.singletonList(new Mutation(ksName, key, extraUpdate));
        }
    }
}
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        // We should only gc tombstone if shouldPurge == true. But otherwise,
        // it is still ok to collect column that shadowed by their (deleted)
        // container, which removeDeleted(cf, Integer.MAX_VALUE) will do
        ColumnFamily compacted = ColumnFamilyStore.removeDeleted(cf, shouldPurge != null && shouldPurge ? controller.gcBefore : Integer.MIN_VALUE);

        if (compacted != null && compacted.metadata().getDefaultValidator().isCommutative())
        {
            if (shouldPurge == null)
                shouldPurge = controller.shouldPurge(key);
            if (shouldPurge)
                CounterColumn.mergeAndRemoveOldShards(key, compacted, controller.gcBefore, controller.mergeShardBefore);
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    public static ColumnFamily removeDeletedAndOldShards(DecoratedKey key, boolean shouldPurge, CompactionController controller, ColumnFamily cf)
    {
        // See comment in preceding method
        ColumnFamily compacted = ColumnFamilyStore.removeDeleted(cf, shouldPurge ? controller.gcBefore : Integer.MIN_VALUE);
        if (shouldPurge && compacted != null && compacted.metadata().getDefaultValidator().isCommutative())
            CounterColumn.mergeAndRemoveOldShards(key, compacted, controller.gcBefore, controller.mergeShardBefore);
        return compacted;
    }

    public PrecompactedRow(CompactionController controller, List<SSTableIdentityIterator> rows)
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    public static class CrossTableTrigger implements ITrigger
    {
        public Collection<RowMutation> augment(ByteBuffer key, ColumnFamily update)
        {
            ColumnFamily extraUpdate = ArrayBackedSortedColumns.factory.create(ksName, otherCf);
            extraUpdate.addColumn(new Column(extraUpdate.metadata().comparator.fromString("v2"),
                                             bytes(999)));
            return Collections.singletonList(new RowMutation(ksName, key, extraUpdate));
        }
    }
}
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    public static class CrossTableTrigger implements ITrigger
    {
        public Collection<Mutation> augment(ByteBuffer key, ColumnFamily update)
        {
            ColumnFamily extraUpdate = ArrayBackedSortedColumns.factory.create(ksName, otherCf);
            extraUpdate.addColumn(new BufferCell(extraUpdate.metadata().comparator.makeCellName(bytes("v2")), bytes(999)));
            return Collections.singletonList(new Mutation(ksName, key, extraUpdate));
        }
    }
}
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        // We should only gc tombstone if shouldPurge == true. But otherwise,
        // it is still ok to collect column that shadowed by their (deleted)
        // container, which removeDeleted(cf, Integer.MAX_VALUE) will do
        ColumnFamily compacted = ColumnFamilyStore.removeDeleted(cf, shouldPurge != null && shouldPurge ? controller.gcBefore : Integer.MIN_VALUE);

        if (compacted != null && compacted.metadata().getDefaultValidator().isCommutative())
        {
            if (shouldPurge == null)
                shouldPurge = controller.shouldPurge(key);
            if (shouldPurge)
                CounterColumn.mergeAndRemoveOldShards(key, compacted, controller.gcBefore, controller.mergeShardBefore);
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