code: public void updateContainer(IndexedContainer data) {
  
          m_container.removeAllItems();
          m_container = data;
          setContainerDataSource(m_container);
          setItemIconPropertyId(PROP_ICON);
          setRowHeaderMode(RowHeaderMode.ICON_ONLY);
  
          setVisibleColumns(PROP_CAPTION, PROP_DESCRIPTION, PROP_OU);
          setColumnWidth(null, 40);
          this.refreshRowCache();
  
      }
docs: Updates container.<p>
  
  @param data to be updated