Package org.apache.cassandra.db.filter

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

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            IPartitioner p = StorageService.getPartitioner();
            AbstractBounds<RowPosition> bounds = new Bounds<RowPosition>(RowPosition.forKey(index_clause.start_key, p),
                    p.getMinimumToken().minKeyBound());

            IFilter filter = ThriftValidation.asIFilter(column_predicate,
                    metadata.getComparatorFor(column_parent.super_column));
            RangeSliceCommand command = new RangeSliceCommand(keyspace,
                    column_parent.column_family,
                    null,
                    filter,
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            byte[] buf = new byte[scLength];
            dis.readFully(buf);
            superColumn = ByteBuffer.wrap(buf);
        }

        IFilter predicate;
        AbstractType<?> comparator = ColumnFamily.getComparatorFor(keyspace, columnFamily, superColumn);
        if (version < MessagingService.VERSION_12)
        {
            SlicePredicate pred = new SlicePredicate();
            FBUtilities.deserialize(new TDeserializer(new TBinaryProtocol.Factory()), pred, dis);
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                ColumnFamily data = rawRow.cf;

                if (rowIterator.needsFiltering())
                {
                    // roughtly
                    IFilter extraFilter = filter.getExtraFilter(data);
                    if (extraFilter != null)
                    {
                        QueryPath path = new QueryPath(columnFamily);
                        ColumnFamily cf = filter.cfs.getColumnFamily(new QueryFilter(rawRow.key, path, extraFilter));
                        if (cf != null)
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        assert null != cfs.getColumnFamily(QueryFilter.getIdentityFilter(Util.dk("key3"), new QueryPath(cfs.columnFamily)));

        // and that the secondary index works
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, FBUtilities.toByteBuffer(3L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), FBUtilities.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        rows = cfs.scan(clause, range, filter);
        assertEquals(1, rows.size());
        assert rows.get(0).key.key.equals( ByteBufferUtil.bytes("key3")) ;
    }
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            IPartitioner p = StorageService.getPartitioner();
            IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"),
                                                       IndexOperator.EQ,
                                                       ByteBufferUtil.bytes(val));
            IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
            IFilter filter = new IdentityQueryFilter();
            Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
            List<Row> rows = cfs.search(clause, range, filter);
            assertEquals(1, rows.size());
            assert rows.get(0).key.key.equals(ByteBufferUtil.bytes(key));
        }
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          logger_.debug("Started scheduleAllDeliveries");

        ColumnFamilyStore hintStore = Table.open(Table.SYSTEM_TABLE).getColumnFamilyStore(HINTS_CF);
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken(), p);
        IFilter filter = new NamesQueryFilter(ImmutableSortedSet.<ByteBuffer>of());
        List<Row> rows = hintStore.getRangeSlice(null, range, Integer.MAX_VALUE, filter);
        for (Row row : rows)
        {
            Token<?> token = StorageService.getPartitioner().getTokenFactory().fromByteArray(row.key.key);
            InetAddress target = StorageService.instance.getTokenMetadata().getEndpoint(token);
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            Thread.sleep(10);

        // verify we get it back w/ index query too
        IndexExpression expr = new IndexExpression(COLUMN, IndexOperator.EQ, VALUE);
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, Integer.MAX_VALUE);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        rows = table.getColumnFamilyStore(CF1).search(clause, range, filter);
        assertEquals(LOOPS, rows.size());
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            Thread.sleep(10);

        // verify we get it back w/ index query too
        IndexExpression expr = new IndexExpression(COLUMN, IndexOperator.EQ, VALUE);
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, Integer.MAX_VALUE);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        rows = table.getColumnFamilyStore(CF1).scan(clause, range, filter);
        assertEquals(LOOPS, rows.size());
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        assert null != cfs.getColumnFamily(QueryFilter.getIdentityFilter(Util.dk("key3"), new QueryPath(cfs.columnFamily)));

        // and that the secondary index works
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(3L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        rows = cfs.scan(clause, range, filter);
        assertEquals(1, rows.size());
        assert rows.get(0).key.key.equals( ByteBufferUtil.bytes("key3")) ;
    }
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                // get the raw columns requested, and additional columns for the expressions if necessary
                Row rawRow = rowIterator.next();
                ColumnFamily data = rawRow.cf;

                // roughtly
                IFilter extraFilter = filter.getExtraFilter(data);
                if (extraFilter != null)
                {
                    QueryPath path = new QueryPath(columnFamily);
                    ColumnFamily cf = filter.cfs.getColumnFamily(new QueryFilter(rawRow.key, path, extraFilter));
                    if (cf != null)
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Related Classes of org.apache.cassandra.db.filter.IFilter

  • org.apache.cassandra.db.CleanupTest
  • org.apache.cassandra.db.ColumnFamilyStore
  • org.apache.cassandra.db.HintedHandOffManager
  • org.apache.cassandra.db.RangeSliceCommandSerializer
  • org.apache.cassandra.io.sstable.SSTableWriterTest
  • org.apache.cassandra.service.RangeSliceVerbHandler
  • org.apache.cassandra.streaming.StreamingTransferTest
  • org.apache.cassandra.thrift.CassandraServer
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