private void initData() {

    typeData.clear();
    typeData.addAll(ToolType.allToolTypes());

    List<ToolsTray> bandejaList =
        dao.query(ToolsTray.class, Cnd.where("toolType", "=", C.TOOL_TYPE_TRAY_FOLDER));

    superData.clear();
    ToolsTray bandeja1 = new ToolsTray();
    bandeja1.setId(C.ROOT_PARENT_ID);
    bandeja1.setTrayName("--无父目录--");
    superData.add(bandeja1);
    superData.addAll(bandejaList);

    searchData.clear();
    ToolsTray bandeja = new ToolsTray();
    bandeja.setTrayName("--全部--");
    searchData.add(bandeja);
    searchData.add(bandeja1);
    searchData.addAll(bandejaList);

    tableData.clear();
    tableData.addAll(dao.query(ToolsTray.class, null));
  }