Package org.apache.cassandra.db.composites

Examples of org.apache.cassandra.db.composites.SimpleDenseCellNameType

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            AbstractType<?> comparator = cfProps.getComparator();

            newCFMD = new CFMetaData(keyspace,
                                     name,
                                     ColumnFamilyType.Standard,
                                     new SimpleDenseCellNameType(comparator));

            if (CFMetaData.DEFAULT_COMPRESSOR != null && cfProps.compressionParameters.isEmpty())
                cfProps.compressionParameters.put(CompressionParameters.SSTABLE_COMPRESSION, CFMetaData.DEFAULT_COMPRESSOR);
            int maxCompactionThreshold = getPropertyInt(CFPropDefs.KW_MAXCOMPACTIONTHRESHOLD, CFMetaData.DEFAULT_MAX_COMPACTION_THRESHOLD);
            int minCompactionThreshold = getPropertyInt(CFPropDefs.KW_MINCOMPACTIONTHRESHOLD, CFMetaData.DEFAULT_MIN_COMPACTION_THRESHOLD);
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    public static CellNameType getIndexComparator(CFMetaData baseMetadata, ColumnDefinition cdef)
    {
        switch (cdef.getIndexType())
        {
            case KEYS:
                return new SimpleDenseCellNameType(keyComparator);
            case COMPOSITES:
                return CompositesIndex.getIndexComparator(baseMetadata, cdef);
            case CUSTOM:
                return null;
        }
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                                                                 new long[] { 8L, 9L, 10L });
        ReplayPosition rp = new ReplayPosition(11L, 12);
        long minTimestamp = 2162517136L;
        long maxTimestamp = 4162517136L;

        MetadataCollector collector = new MetadataCollector(new SimpleDenseCellNameType(BytesType.instance))
                                                      .estimatedRowSize(rowSizes)
                                                      .estimatedColumnCount(columnCounts)
                                                      .replayPosition(rp);
        collector.updateMinTimestamp(minTimestamp);
        collector.updateMaxTimestamp(maxTimestamp);
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        state.writeRemote(CounterId.fromInt(1), 4L, 4L);
        state.writeLocal(CounterId.fromInt(2), 4L, 4L);
        state.writeRemote(CounterId.fromInt(3), 4L, 4L);
        state.writeLocal(CounterId.fromInt(4), 4L, 4L);

        CellNameType type = new SimpleDenseCellNameType(UTF8Type.instance);
        CounterCell original = new CounterCell(cellname("x"), state.context, 1L);
        byte[] serialized;
        try (DataOutputBuffer bufOut = new DataOutputBuffer())
        {
            type.columnSerializer().serialize(original, bufOut);
            serialized = bufOut.getData();
        }


        ByteArrayInputStream bufIn = new ByteArrayInputStream(serialized, 0, serialized.length);
        CounterCell deserialized = (CounterCell) type.columnSerializer().deserialize(new DataInputStream(bufIn));
        Assert.assertEquals(original, deserialized);

        bufIn = new ByteArrayInputStream(serialized, 0, serialized.length);
        CounterCell deserializedOnRemote = (CounterCell) type.columnSerializer().deserialize(new DataInputStream(bufIn), ColumnSerializer.Flag.FROM_REMOTE);
        Assert.assertEquals(deserializedOnRemote.name(), original.name());
        Assert.assertEquals(deserializedOnRemote.total(), original.total());
        Assert.assertEquals(deserializedOnRemote.value(), cc.clearAllLocal(original.value()));
        Assert.assertEquals(deserializedOnRemote.timestamp(), deserialized.timestamp());
        Assert.assertEquals(deserializedOnRemote.timestampOfLastDelete(), deserialized.timestampOfLastDelete());
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            AbstractType<?> comparator = cfProps.getComparator();

            newCFMD = new CFMetaData(keyspace,
                                     name,
                                     ColumnFamilyType.Standard,
                                     new SimpleDenseCellNameType(comparator));

            if (CFMetaData.DEFAULT_COMPRESSOR != null && cfProps.compressionParameters.isEmpty())
                cfProps.compressionParameters.put(CompressionParameters.SSTABLE_COMPRESSION, CFMetaData.DEFAULT_COMPRESSOR);
            int maxCompactionThreshold = getPropertyInt(CFPropDefs.KW_MAXCOMPACTIONTHRESHOLD, CFMetaData.DEFAULT_MAX_COMPACTION_THRESHOLD);
            int minCompactionThreshold = getPropertyInt(CFPropDefs.KW_MINCOMPACTIONTHRESHOLD, CFMetaData.DEFAULT_MIN_COMPACTION_THRESHOLD);
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        state.writeRemote(CounterId.fromInt(1), 4L, 4L);
        state.writeLocal(CounterId.fromInt(2), 4L, 4L);
        state.writeRemote(CounterId.fromInt(3), 4L, 4L);
        state.writeLocal(CounterId.fromInt(4), 4L, 4L);

        CellNameType type = new SimpleDenseCellNameType(UTF8Type.instance);
        CounterCell original = new BufferCounterCell(cellname("x"), state.context, 1L);
        byte[] serialized;
        try (DataOutputBuffer bufOut = new DataOutputBuffer())
        {
            type.columnSerializer().serialize(original, bufOut);
            serialized = bufOut.getData();
        }


        ByteArrayInputStream bufIn = new ByteArrayInputStream(serialized, 0, serialized.length);
        CounterCell deserialized = (CounterCell) type.columnSerializer().deserialize(new DataInputStream(bufIn));
        Assert.assertEquals(original, deserialized);

        bufIn = new ByteArrayInputStream(serialized, 0, serialized.length);
        CounterCell deserializedOnRemote = (CounterCell) type.columnSerializer().deserialize(new DataInputStream(bufIn), ColumnSerializer.Flag.FROM_REMOTE);
        Assert.assertEquals(deserializedOnRemote.name(), original.name());
        Assert.assertEquals(deserializedOnRemote.total(), original.total());
        Assert.assertEquals(deserializedOnRemote.value(), cc.clearAllLocal(original.value()));
        Assert.assertEquals(deserializedOnRemote.timestamp(), deserialized.timestamp());
        Assert.assertEquals(deserializedOnRemote.timestampOfLastDelete(), deserialized.timestampOfLastDelete());
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                                                                 new long[] { 8L, 9L, 10L });
        ReplayPosition rp = new ReplayPosition(11L, 12);
        long minTimestamp = 2162517136L;
        long maxTimestamp = 4162517136L;

        MetadataCollector collector = new MetadataCollector(new SimpleDenseCellNameType(BytesType.instance))
                                                      .estimatedRowSize(rowSizes)
                                                      .estimatedColumnCount(columnCounts)
                                                      .replayPosition(rp);
        collector.updateMinTimestamp(minTimestamp);
        collector.updateMaxTimestamp(maxTimestamp);
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    public void testSerializedSize() throws IOException
    {
        final RowIndexEntry<IndexHelper.IndexInfo> simple = new RowIndexEntry<>(123);

        DataOutputBuffer buffer = new DataOutputBuffer();
        RowIndexEntry.Serializer serializer = new RowIndexEntry.Serializer(new IndexHelper.IndexInfo.Serializer(new SimpleDenseCellNameType(UTF8Type.instance)));

        serializer.serialize(simple, buffer);

        Assert.assertEquals(buffer.getLength(), serializer.serializedSize(simple));

        buffer = new DataOutputBuffer();
        Schema.instance.setKeyspaceDefinition(KSMetaData.newKeyspace("Keyspace1",
                                                                     SimpleStrategy.class,
                                                                     Collections.<String,String>emptyMap(),
                                                                     false,
                                                                     Collections.singleton(standardCFMD("Keyspace1", "Standard1"))));
        ColumnFamily cf = ArrayBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        ColumnIndex columnIndex = new ColumnIndex.Builder(cf, ByteBufferUtil.bytes("a"), new DataOutputBuffer())
        {{
            int idx = 0, size = 0;
            Cell column;
            do
            {
                column = new BufferCell(CellNames.simpleDense(ByteBufferUtil.bytes("c" + idx++)), ByteBufferUtil.bytes("v"), FBUtilities.timestampMicros());
                size += column.serializedSize(new SimpleDenseCellNameType(UTF8Type.instance), TypeSizes.NATIVE);

                add(column);
            }
            while (size < DatabaseDescriptor.getColumnIndexSize() * 3);

 
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    public static CellNameType getIndexComparator(CFMetaData baseMetadata, ColumnDefinition cdef)
    {
        switch (cdef.getIndexType())
        {
            case KEYS:
                return new SimpleDenseCellNameType(keyComparator);
            case COMPOSITES:
                return CompositesIndex.getIndexComparator(baseMetadata, cdef);
            case CUSTOM:
                return null;
        }
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        state.writeRemote(CounterId.fromInt(1), 4L, 4L);
        state.writeLocal(CounterId.fromInt(2), 4L, 4L);
        state.writeRemote(CounterId.fromInt(3), 4L, 4L);
        state.writeLocal(CounterId.fromInt(4), 4L, 4L);

        CellNameType type = new SimpleDenseCellNameType(UTF8Type.instance);
        CounterCell original = new BufferCounterCell(cellname("x"), state.context, 1L);
        byte[] serialized;
        try (DataOutputBuffer bufOut = new DataOutputBuffer())
        {
            type.columnSerializer().serialize(original, bufOut);
            serialized = bufOut.getData();
        }


        ByteArrayInputStream bufIn = new ByteArrayInputStream(serialized, 0, serialized.length);
        CounterCell deserialized = (CounterCell) type.columnSerializer().deserialize(new DataInputStream(bufIn));
        Assert.assertEquals(original, deserialized);

        bufIn = new ByteArrayInputStream(serialized, 0, serialized.length);
        CounterCell deserializedOnRemote = (CounterCell) type.columnSerializer().deserialize(new DataInputStream(bufIn), ColumnSerializer.Flag.FROM_REMOTE);
        Assert.assertEquals(deserializedOnRemote.name(), original.name());
        Assert.assertEquals(deserializedOnRemote.total(), original.total());
        Assert.assertEquals(deserializedOnRemote.value(), cc.clearAllLocal(original.value()));
        Assert.assertEquals(deserializedOnRemote.timestamp(), deserialized.timestamp());
        Assert.assertEquals(deserializedOnRemote.timestampOfLastDelete(), deserialized.timestampOfLastDelete());
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Related Classes of org.apache.cassandra.db.composites.SimpleDenseCellNameType

  • org.apache.cassandra.cql.CreateColumnFamilyStatement
  • org.apache.cassandra.db.CounterCellTest
  • org.apache.cassandra.db.index.SecondaryIndex
  • org.apache.cassandra.db.RowIndexEntryTest
  • org.apache.cassandra.io.compress.CompressedRandomAccessReaderTest
  • org.apache.cassandra.io.sstable.metadata.MetadataSerializerTest
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