Beispiel #1
0
 public static List<Row> getRangeSlice(ColumnFamilyStore cfs, ByteBuffer superColumn)
     throws IOException, ExecutionException, InterruptedException {
   Token min = StorageService.getPartitioner().getMinimumToken();
   return cfs.getRangeSlice(
       superColumn,
       new Bounds<Token>(min, min).toRowBounds(),
       10000,
       new IdentityQueryFilter(),
       null);
 }
Beispiel #2
0
  public static List<Row> getRangeSlice(ColumnFamilyStore cfs, ByteBuffer superColumn) {
    IDiskAtomFilter filter =
        superColumn == null
            ? new IdentityQueryFilter()
            : new SliceQueryFilter(
                SuperColumns.startOf(superColumn),
                SuperColumns.endOf(superColumn),
                false,
                Integer.MAX_VALUE);

    Token min = StorageService.getPartitioner().getMinimumToken();
    return cfs.getRangeSlice(Bounds.makeRowBounds(min, min), null, filter, 10000);
  }
  @Test
  public void testGetSliceWithCollision() throws Exception {
    Keyspace keyspace = Keyspace.open(KEYSPACE);
    ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF);
    cfs.clearUnsafe();

    insert("k1", "k2", "k3"); // token = 2
    insert("key1", "key2", "key3"); // token = 4
    insert("longKey1", "longKey2"); // token = 8

    List<Row> rows =
        cfs.getRangeSlice(
            new Bounds<RowPosition>(dk("k2"), dk("key2")), null, new IdentityQueryFilter(), 10000);
    assert rows.size() == 4 : "Expecting 4 keys, got " + rows.size();
    assert rows.get(0).key.key.equals(ByteBufferUtil.bytes("k2"));
    assert rows.get(1).key.key.equals(ByteBufferUtil.bytes("k3"));
    assert rows.get(2).key.key.equals(ByteBufferUtil.bytes("key1"));
    assert rows.get(3).key.key.equals(ByteBufferUtil.bytes("key2"));
  }