Package org.apache.cassandra.db.filter

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

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        cfs.addSSTable(sstr);
        cfs.maybeBuildSecondaryIndexes(cfs.getSSTables(), cfs.getIndexedColumns());
       
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = cfs.scan(clause, range, filter);
       
        assertEquals("IndexExpression should return two rows on recoverAndOpen", 2, rows.size());
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    private static final Logger logger = LoggerFactory.getLogger(RangeSliceVerbHandler.class);

    static List<Row> executeLocally(RangeSliceCommand command) throws ExecutionException, InterruptedException
    {
        ColumnFamilyStore cfs = Table.open(command.keyspace).getColumnFamilyStore(command.column_family);
        IFilter columnFilter = QueryFilter.getFilter(command.predicate, cfs.getComparator());

        if (cfs.indexManager.hasIndexFor(command.row_filter))
            return cfs.search(command.row_filter, command.range, command.maxResults, columnFilter, command.maxIsColumns);
        else
            return cfs.getRangeSlice(command.super_column, command.range, command.maxResults, columnFilter, command.row_filter, command.maxIsColumns, command.isPaging);
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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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        ColumnFamilyStore hintStore = Table.open(Table.SYSTEM_TABLE).getColumnFamilyStore(HINTS_CF);
        IPartitioner p = StorageService.getPartitioner();
        RowPosition minPos = p.getMinimumToken().minKeyBound();
        Range<RowPosition> range = new Range<RowPosition>(minPos, minPos, p);
        IFilter filter = new NamesQueryFilter(ImmutableSortedSet.<ByteBuffer>of());
        List<Row> rows = hintStore.getRangeSlice(null, range, Integer.MAX_VALUE, filter, null);
        for (Row row : rows)
        {
            Token<?> token = StorageService.getPartitioner().getTokenFactory().fromByteArray(row.key.key);
            InetAddress target = StorageService.instance.getTokenMetadata().getEndpoint(token);
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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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    private static final Logger logger = LoggerFactory.getLogger(RangeSliceVerbHandler.class);

    static List<Row> executeLocally(RangeSliceCommand command) throws ExecutionException, InterruptedException
    {
        ColumnFamilyStore cfs = Table.open(command.keyspace).getColumnFamilyStore(command.column_family);
        IFilter columnFilter = QueryFilter.getFilter(command.predicate, cfs.getComparator());

        if (cfs.indexManager.hasIndexFor(command.row_filter))
            return cfs.search(command.row_filter, command.range, command.maxResults, columnFilter, command.maxIsColumns);
        else
            return cfs.getRangeSlice(command.super_column, command.range, command.maxResults, columnFilter, command.row_filter, command.maxIsColumns, command.isPaging);
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        assertTrue(index.isIndexBuilt(COLUMN));

        // 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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        cfs.addSSTable(sstr);
        cfs.buildSecondaryIndexes(cfs.getSSTables(), cfs.getIndexedColumns());
       
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = cfs.scan(clause, range, filter);
       
        assertEquals("IndexExpression should return two rows on recoverAndOpen", 2, rows.size());
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        assertTrue(cfi.isIndexBuilt());

        // 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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        ColumnFamilyStore cfs = Table.open("Keyspace1").getColumnFamilyStore("Indexed1");
        cfs.addSSTable(sstr);
       
        IndexExpression expr = new IndexExpression("birthdate".getBytes("UTF8"), IndexOperator.EQ, FBUtilities.toByteArray(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), "".getBytes(), 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = cfs.scan(clause, range, filter);
       
        assertEquals("IndexExpression should return two rows on recoverAndOpen",2, rows.size());
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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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