ContainerKeyInfo cinfo = new ContainerKeyInfo();
parseContainer(treeItem, cinfo);
String key = cinfo.getContainerStr() + items[0].getText();
if (!service2.isKeyExist(cinfo.getId(), cinfo.getDb(), key))
throw new KeyNotExistException(cinfo.getId(), cinfo.getDb(), key);
if (!openDataContent.isOpen(cinfo.getId(), cinfo.getDb(), key)) {
final CTabItem tbtmNewItem = new CTabItem(tabFolder_1, SWT.NONE);
tbtmNewItem.setText("New Item");
tbtmNewItem.setShowClose(true);