コード例 #1
0
ファイル: Mover.java プロジェクト: mdykman/gauze
  public List<ListenableFuture<ResultSet>> moveTable(String name) throws ExecutionException {

    System.out.println("inserting data to destination:" + name);
    String query = "select * from " + name;
    BoundStatement bs = source.peer.bPrepare(source.session, query);
    ResultSet rs = source.session.execute(bs);
    ColumnDefinitions defs = rs.getColumnDefinitions();
    int ncols = defs.size();
    boolean update = false;
    for (int i = 0; i < ncols; ++i) {
      DataType dt = defs.getType(i);
      if (DataType.Name.COUNTER.equals(dt.getName())) {
        update = true;
        break;
      }
    }
    if (update) {
      return moveTableUpdate(name, rs, defs);
    } else {
      return moveTableInsert(name, rs, defs);
    }
  }