Package org.apache.cassandra.db.composites

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

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    public void testVersion(String version) throws Throwable
    {
        try
        {
            SSTableReader reader = SSTableReader.open(getDescriptor(version));
            CellNameType type = reader.metadata.comparator;
            for (String keystring : TEST_DATA)
            {
                ByteBuffer key = ByteBufferUtil.bytes(keystring);
                // confirm that the bloom filter does not reject any keys/names
                DecoratedKey dk = reader.partitioner.decorateKey(key);
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        ByteBuffer rowKey = ByteBufferUtil.bytes("k1");
        ByteBuffer clusterKey = ByteBufferUtil.bytes("ck1");
        ByteBuffer colName = ByteBufferUtil.bytes("col1");

        CellNameType baseComparator = cfs.getComparator();
        CellName compositeName = baseComparator.makeCellName(clusterKey, colName);

        ByteBuffer val1 = ByteBufferUtil.bytes("v2");

        // Insert indexed value.
        Mutation rm;
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     * @param cfMetaData Column Family metadata (to get validator)
     * @return cell as serialized list
     */
    private static List<Object> serializeColumn(Cell cell, CFMetaData cfMetaData)
    {
        CellNameType comparator = cfMetaData.comparator;
        ArrayList<Object> serializedColumn = new ArrayList<Object>();

        serializedColumn.add(comparator.getString(cell.name()));

        if (cell instanceof DeletedCell)
        {
            serializedColumn.add(cell.getLocalDeletionTime());
        }
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        comparator = comp;
    }

    public static CFMetaData denseCFMetaData(String keyspace, String name, AbstractType<?> comp, AbstractType<?> subcc)
    {
        CellNameType cellNameType = CellNames.fromAbstractType(makeRawAbstractType(comp, subcc), true);
        return new CFMetaData(keyspace, name, subcc == null ? ColumnFamilyType.Standard : ColumnFamilyType.Super, cellNameType);
    }
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        return new CFMetaData(keyspace, name, subcc == null ? ColumnFamilyType.Standard : ColumnFamilyType.Super, cellNameType);
    }

    public static CFMetaData sparseCFMetaData(String keyspace, String name, AbstractType<?> comp)
    {
        CellNameType cellNameType = CellNames.fromAbstractType(comp, false);
        return new CFMetaData(keyspace, name, ColumnFamilyType.Standard, cellNameType);
    }
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                    continue;

                defs.add(def);
            }

            CellNameType comparator = CellNames.fromAbstractType(fullRawComparator, isDense(fullRawComparator, defs));

            UUID cfId = Schema.instance.getId(cf_def.keyspace, cf_def.name);
            if (cfId == null)
                cfId = UUIDGen.getTimeUUID();
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                                                                            ksName,
                                                                            cfName,
                                                                            fullRawComparator,
                                                                            cfType == ColumnFamilyType.Super);

            CellNameType comparator = CellNames.fromAbstractType(fullRawComparator, isDense(fullRawComparator, columnDefs));

            // if we are upgrading, we use id generated from names initially
            UUID cfId = result.has("cf_id")
                      ? result.getUUID("cf_id")
                      : generateLegacyCfId(ksName, cfName);
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    {
        assert baseCfs != null && columnDefs != null && columnDefs.size() == 1;

        columnDef = columnDefs.iterator().next();

        CellNameType indexComparator = SecondaryIndex.getIndexComparator(baseCfs.metadata, columnDef);
        CFMetaData indexedCfMetadata = CFMetaData.newIndexMetadata(baseCfs.metadata, columnDef, indexComparator);
        indexCfs = ColumnFamilyStore.createColumnFamilyStore(baseCfs.keyspace,
                                                             indexedCfMetadata.cfName,
                                                             new LocalPartitioner(getIndexKeyComparator()),
                                                             indexedCfMetadata);
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         * the indexed row unfortunately (which will be inefficient), because we have not way to intuit the small
         * possible key having a given token. A fix would be to actually store the token along the key in the
         * indexed row.
         */
        final AbstractBounds<RowPosition> range = filter.dataRange.keyRange();
        CellNameType type = index.getIndexCfs().getComparator();
        final Composite startKey = range.left instanceof DecoratedKey ? type.make(((DecoratedKey)range.left).getKey()) : Composites.EMPTY;
        final Composite endKey = range.right instanceof DecoratedKey ? type.make(((DecoratedKey)range.right).getKey()) : Composites.EMPTY;

        final CellName primaryColumn = baseCfs.getComparator().cellFromByteBuffer(primary.column);

        return new ColumnFamilyStore.AbstractScanIterator()
        {
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                                    long basePosition,
                                    List<OnDiskAtom> result)
    throws IOException
    {
        /* get the various column ranges we have to read */
        CellNameType comparator = metadata.comparator;
        List<IndexHelper.IndexInfo> ranges = new ArrayList<IndexHelper.IndexInfo>();
        int lastIndexIdx = -1;
        for (CellName name : columnNames)
        {
            int index = IndexHelper.indexFor(name, indexList, comparator, false, lastIndexIdx);
            if (index < 0 || index == indexList.size())
                continue;
            IndexHelper.IndexInfo indexInfo = indexList.get(index);
            // Check the index block does contain the column names and that we haven't inserted this block yet.
            if (comparator.compare(name, indexInfo.firstName) < 0 || index == lastIndexIdx)
                continue;

            ranges.add(indexInfo);
            lastIndexIdx = index;
        }
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Related Classes of org.apache.cassandra.db.composites.CellNameType

  • com.stratio.cassandra.index.ClusteringKeyMapperSorter
  • com.stratio.cassandra.index.FullKeyMapperDataRangeFilter
  • com.stratio.cassandra.index.RowComparatorNatural
  • org.apache.cassandra.config.CFMetaData
  • org.apache.cassandra.cql.QueryProcessor
  • org.apache.cassandra.cql.UpdateStatement
  • org.apache.cassandra.cql3.ColumnCondition$ElementAccessInBound
  • org.apache.cassandra.db.BatchlogManagerTest
  • org.apache.cassandra.db.ColumnFamilyStore
  • org.apache.cassandra.db.ColumnFamilyStoreTest
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