@Override
  protected void setup() {
    // Multiselect
    Table t = new Table("Multiselect");
    addComponent(t);
    t.setSelectable(false);
    t.setMultiSelect(true);
    t.setPageLength(5);
    t.addContainerProperty("Name", String.class, null);
    Set<Object> selected = new HashSet<>();
    for (int i = 0; i < 30; i++) {
      Item item = t.addItem(i);
      item.getItemProperty("Name").setValue("Name " + i);
      if (i % 2 == 0) {
        selected.add(i);
      }
    }
    t.setValue(selected);

    // Singleselect
    t = new Table("Singleselect");
    addComponent(t);
    t.setSelectable(false);
    t.setMultiSelect(false);
    t.setPageLength(5);
    t.addContainerProperty("Name", String.class, null);
    for (int i = 0; i < 30; i++) {
      Item item = t.addItem(i);
      item.getItemProperty("Name").setValue("Name " + i);
    }
    t.setValue(3);
  }
  private void blinkTable() {
    final Table table = new Table();
    table.setPageLength(5);
    table.addContainerProperty(new Object(), String.class, null);

    for (int i = 0; i < 50; i++) {
      table.addItem(new Object[] {"Row"}, new Object());
    }

    System.out.println("adding component");
    addComponent(table);

    new Thread() {
      @Override
      public void run() {
        getSession().lock();
        try {
          Thread.sleep(500);
          access(
              new Runnable() {
                @Override
                public void run() {
                  System.out.println("removing component");
                  removeComponent(table);
                  button.setCaption(SUCCESS_CAPTION);
                }
              });
        } catch (InterruptedException e) {
          e.printStackTrace();
        } finally {
          getSession().unlock();
        }
      }
    }.start();
  }
  @Override
  protected void setup() {
    getLayout().setSizeFull();

    final Table table = new Table();
    table.setSizeFull();

    table.addContainerProperty("column1", String.class, "Humpty");
    table.addContainerProperty("column2", String.class, "Dumpty");
    table.addContainerProperty("column3", String.class, "Doe");

    for (int row = 0; row < 100; row++) {
      table.addItem();
    }

    HorizontalLayout buttons = new HorizontalLayout();
    for (Object col : table.getContainerPropertyIds()) {
      buttons.addComponent(createResetButton(col, table));
    }

    addComponent(table);
    addComponent(buttons);
  }