@Override
  public void attach() {
    setSizeFull();
    addStyleName(Reindeer.PANEL_LIGHT);

    VerticalLayout layout = (VerticalLayout) getContent();
    layout.setSizeFull();
    layout.addStyleName("loadbalancer-tab");
    layout.setSpacing(false);
    layout.setMargin(false);

    // スプリットパネル
    SplitPanel splitPanel = new SplitPanel();
    splitPanel.setOrientation(SplitPanel.ORIENTATION_VERTICAL);
    splitPanel.setSplitPosition(40);
    splitPanel.setSizeFull();
    layout.addComponent(splitPanel);

    // スプリットパネル上段
    VerticalLayout upperLayout = new VerticalLayout();
    upperLayout.setSizeFull();
    upperLayout.setSpacing(false);
    upperLayout.setMargin(false);

    CssLayout upperTopLayout = new CssLayout();
    Label label = new Label(ViewProperties.getCaption("label.loadbalancer"));
    upperTopLayout.setWidth("100%");
    upperTopLayout.setMargin(true);
    upperTopLayout.addStyleName("loadbalancer-table-label");
    upperTopLayout.addComponent(label);
    upperTopLayout.setHeight("28px");
    upperLayout.addComponent(upperTopLayout);

    loadBalancerTable = new LoadBalancerTable(sender);
    loadBalancerTable.setContainerDataSource(new LoadBalancerDtoContainer());
    upperLayout.addComponent(loadBalancerTable);
    loadBalancerTable.addListener(
        new ValueChangeListener() {
          @Override
          public void valueChange(ValueChangeEvent event) {
            tableRowSelected(event);
          }
        });

    loadBalancerButtonsBottom = new LoadBalancerButtonsBottom(sender);
    upperLayout.addComponent(loadBalancerButtonsBottom);
    upperLayout.setExpandRatio(loadBalancerTable, 10);
    splitPanel.addComponent(upperLayout);

    // スプリットパネル下段
    loadBalancerDesc = new LoadBalancerDesc(sender);
    splitPanel.addComponent(loadBalancerDesc);
  }
  @Override
  public void attach() {
    setSizeFull();
    addStyleName(Reindeer.PANEL_LIGHT);

    VerticalLayout layout = (VerticalLayout) getContent();
    layout.setSizeFull();
    layout.addStyleName("server-tab");
    layout.setSpacing(false);
    layout.setMargin(false);

    // スプリットパネル
    SplitPanel splitPanel = new SplitPanel();
    splitPanel.setOrientation(SplitPanel.ORIENTATION_VERTICAL);
    splitPanel.setSplitPosition(40);
    splitPanel.setSizeFull();
    layout.addComponent(splitPanel);

    // スプリットパネル上段
    VerticalLayout upperLayout = new VerticalLayout();
    upperLayout.setSizeFull();
    upperLayout.setSpacing(false);
    upperLayout.setMargin(false);

    serverButtonsTop = new ServerButtonsTop(sender);
    upperLayout.addComponent(serverButtonsTop);

    serverTable = new ServerTable(sender);
    serverTable.setContainerDataSource(new InstanceDtoContainer());
    upperLayout.addComponent(serverTable);
    serverTable.addListener(
        new ValueChangeListener() {
          @Override
          public void valueChange(ValueChangeEvent event) {
            tableRowSelected(event);
          }
        });

    serverButtonsBottom = new ServerButtonsBottom(sender);
    upperLayout.addComponent(serverButtonsBottom);
    upperLayout.setExpandRatio(serverTable, 10);
    splitPanel.addComponent(upperLayout);

    // スプリットパネル下段
    serverDesc = new ServerDesc(sender);
    splitPanel.addComponent(serverDesc);
  }