@Override
      public void actionPerformed(@NotNull AnActionEvent e) {
        ChangeList[] changeLists = e.getData(VcsDataKeys.CHANGE_LISTS);
        if (changeLists != null && changeLists[0] instanceof HgCommittedChangeList) {
          HgRevisionNumber revisionNumber = ((HgCommittedChangeList)changeLists[0]).getRevisionNumber();
          CopyPasteManager.getInstance().setContents(new StringSelection(revisionNumber.getChangeset()));
        }
      }
@Override
      public void actionPerformed(@NotNull AnActionEvent e)