Package org.apache.cassandra.db.filter

Examples of org.apache.cassandra.db.filter.ColumnSlice

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            if (currentSlice == null)
            {
                if (idx >= slices.length)
                    return endOfData();

                ColumnSlice slice = slices[idx++];
                // The first idx to include
                int startIdx = slice.start.remaining() == 0 ? 0 : binarySearch(list, comparator, slice.start, previousSliceEnd);
                if (startIdx < 0)
                    startIdx = -startIdx - 1;
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        int i = 0;
        for (ByteBuffer name : toRead)
        {
            ByteBuffer start = clusteringPrefix.copy().add(name).build();
            ByteBuffer finish = clusteringPrefix.copy().add(name).buildAsEndOfRange();
            slices[i++] = new ColumnSlice(start, finish);
        }

        List<ReadCommand> commands = new ArrayList<ReadCommand>(partitionKeys.size());
        long now = System.currentTimeMillis();
        for (ByteBuffer key : partitionKeys)
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        cf = cfs.getColumnFamily(QueryFilter.getSliceFilter(dk(key), CFNAME, b(17), b(18), false, Integer.MAX_VALUE, System.currentTimeMillis()));
        rt = rangeTombstones(cf);
        assertEquals(1, rt.size());

        ColumnSlice[] slices = new ColumnSlice[]{new ColumnSlice( b(1), b(10)), new ColumnSlice( b(16), b(20))};
        IDiskAtomFilter sqf = new SliceQueryFilter(slices, false, Integer.MAX_VALUE);
        cf = cfs.getColumnFamily( new QueryFilter(dk(key), CFNAME, sqf, System.currentTimeMillis()) );
        rt = rangeTombstones(cf);
        assertEquals(2, rt.size());
    }
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    public void testMultiRangeSomeEmptyNoIndex() throws Throwable
    {
        // in order not to change thrift interfaces at this stage we build SliceQueryFilter
        // directly instead of using QueryFilter to build it for us
        ColumnSlice[] ranges = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colA")),
                new ColumnSlice(cellname("colC"), cellname("colE")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colI"), Composites.EMPTY) };

        ColumnSlice[] rangesReversed = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colI")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colE"), cellname("colC")),
                new ColumnSlice(cellname("colA"), Composites.EMPTY) };

        String tableName = "Keyspace1";
        String cfName = "Standard1";
        Keyspace table = Keyspace.open(tableName);
        ColumnFamilyStore cfs = table.getColumnFamilyStore(cfName);
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    public void testMultiRangeSomeEmptyIndexed() throws Throwable
    {
        // in order not to change thrift interfaces at this stage we build SliceQueryFilter
        // directly instead of using QueryFilter to build it for us
        ColumnSlice[] ranges = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colA")),
                new ColumnSlice(cellname("colC"), cellname("colE")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colI"), Composites.EMPTY) };

        ColumnSlice[] rangesReversed = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY,  cellname("colI")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colE"), cellname("colC")),
                new ColumnSlice(cellname("colA"), Composites.EMPTY) };

        String tableName = "Keyspace1";
        String cfName = "Standard1";
        Keyspace table = Keyspace.open(tableName);
        ColumnFamilyStore cfs = table.getColumnFamilyStore(cfName);
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    public void testMultiRangeContiguousNoIndex() throws Throwable
    {
        // in order not to change thrift interfaces at this stage we build SliceQueryFilter
        // directly instead of using QueryFilter to build it for us
        ColumnSlice[] ranges = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colA")),
                new ColumnSlice(cellname("colC"), cellname("colE")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colI"), Composites.EMPTY) };

        ColumnSlice[] rangesReversed = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colI")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colE"), cellname("colC")),
                new ColumnSlice(cellname("colA"), Composites.EMPTY) };

        String tableName = "Keyspace1";
        String cfName = "Standard1";
        Keyspace table = Keyspace.open(tableName);
        ColumnFamilyStore cfs = table.getColumnFamilyStore(cfName);
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    public void testMultiRangeContiguousIndexed() throws Throwable
    {
        // in order not to change thrift interfaces at this stage we build SliceQueryFilter
        // directly instead of using QueryFilter to build it for us
        ColumnSlice[] ranges = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colA")),
                new ColumnSlice(cellname("colC"), cellname("colE")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colI"), Composites.EMPTY) };

        ColumnSlice[] rangesReversed = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colI")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colF"), cellname("colF")),
                new ColumnSlice(cellname("colE"), cellname("colC")),
                new ColumnSlice(cellname("colA"), Composites.EMPTY) };

        String tableName = "Keyspace1";
        String cfName = "Standard1";
        Keyspace table = Keyspace.open(tableName);
        ColumnFamilyStore cfs = table.getColumnFamilyStore(cfName);
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    public void testMultiRangeIndexed() throws Throwable
    {
        // in order not to change thrift interfaces at this stage we build SliceQueryFilter
        // directly instead of using QueryFilter to build it for us
        ColumnSlice[] ranges = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colA")),
                new ColumnSlice(cellname("colC"), cellname("colE")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colI"), Composites.EMPTY) };

        ColumnSlice[] rangesReversed = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colI")),
                new ColumnSlice(cellname("colG"), cellname("colG")),
                new ColumnSlice(cellname("colE"), cellname("colC")),
                new ColumnSlice(cellname("colA"), Composites.EMPTY) };

        String keyspaceName = "Keyspace1";
        String cfName = "Standard1";
        Keyspace keyspace = Keyspace.open(keyspaceName);
        ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(cfName);
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    private void testMultiRangeSlicesBehavior(ColumnFamilyStore cfs)
    {
        // in order not to change thrift interfaces at this stage we build SliceQueryFilter
        // directly instead of using QueryFilter to build it for us
        ColumnSlice[] startMiddleAndEndRanges = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colc")),
                new ColumnSlice(cellname("colf"), cellname("colg")),
                new ColumnSlice(cellname("colj"), Composites.EMPTY) };

        ColumnSlice[] startMiddleAndEndRangesReversed = new ColumnSlice[] {
                new ColumnSlice(Composites.EMPTY, cellname("colj")),
                new ColumnSlice(cellname("colg"), cellname("colf")),
                new ColumnSlice(cellname("colc"), Composites.EMPTY) };

        ColumnSlice[] startOnlyRange =
                new ColumnSlice[] { new ColumnSlice(Composites.EMPTY, cellname("colc")) };

        ColumnSlice[] startOnlyRangeReversed =
                new ColumnSlice[] { new ColumnSlice(cellname("colc"), Composites.EMPTY) };

        ColumnSlice[] middleOnlyRanges =
                new ColumnSlice[] { new ColumnSlice(cellname("colf"), cellname("colg")) };

        ColumnSlice[] middleOnlyRangesReversed =
                new ColumnSlice[] { new ColumnSlice(cellname("colg"), cellname("colf")) };

        ColumnSlice[] endOnlyRanges =
                new ColumnSlice[] { new ColumnSlice(cellname("colj"), Composites.EMPTY) };

        ColumnSlice[] endOnlyRangesReversed =
                new ColumnSlice[] { new ColumnSlice(Composites.EMPTY, cellname("colj")) };

        SliceQueryFilter startOnlyFilter = new SliceQueryFilter(startOnlyRange, false,
                Integer.MAX_VALUE);
        SliceQueryFilter startOnlyFilterReversed = new SliceQueryFilter(startOnlyRangeReversed, true,
                Integer.MAX_VALUE);
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        int[] values = new int[]{ 1, 2, 3, 5, 9 };

        for (int i = 0; i < values.length; ++i)
            map.addColumn(new BufferCell(type.makeCellName(values[reversed ? values.length - 1 - i : i])));

        assertSame(new int[]{ 3, 2, 1 }, map.reverseIterator(new ColumnSlice[]{ new ColumnSlice(type.make(3), Composites.EMPTY) }));
        assertSame(new int[]{ 3, 2, 1 }, map.reverseIterator(new ColumnSlice[]{ new ColumnSlice(type.make(4), Composites.EMPTY) }));

        assertSame(map.iterator(), map.iterator(ColumnSlice.ALL_COLUMNS_ARRAY));
    }
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Related Classes of org.apache.cassandra.db.filter.ColumnSlice

  • com.stratio.cassandra.index.ClusteringKeyMapper
  • org.apache.cassandra.cql3.ColumnCondition
  • org.apache.cassandra.cql3.ColumnCondition$Bound
  • org.apache.cassandra.cql3.ColumnCondition$WithVariables
  • org.apache.cassandra.cql3.statements.ModificationStatement
  • org.apache.cassandra.db.ArrayBackedSortedColumns$SlicesIterator
  • org.apache.cassandra.db.ArrayBackedSortedColumnsTest
  • org.apache.cassandra.db.AtomicBTreeColumns$Holder
  • org.apache.cassandra.db.AtomicBTreeColumns$SliceIterator
  • org.apache.cassandra.db.ColumnFamilyStoreTest
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