public OpenPath[] listFiles(String rootRelative) throws IOException {
   if (DEBUG) Logger.LogDebug("OpenLZMA.listFiles(" + rootRelative + ")");
   if (!mFamily.containsKey(rootRelative)) {
     Logger.LogWarning("No children found for [" + rootRelative + "]");
     return new OpenPath[0];
   }
   List<OpenPath> ret = mFamily.get(rootRelative);
   if (DEBUG) Logger.LogVerbose(ret.size() + " children found for [" + rootRelative + "]");
   return ret.toArray(new OpenPath[ret.size()]);
 }
  @Override
  public OpenPath[] listFiles() throws IOException {
    if (DEBUG) Logger.LogVerbose("Listing OpenLZMA " + mFile);
    if (mLZMA == null) return mChildren;

    getAllEntries();

    mChildren = listFiles("");

    return mChildren;
  }
  @Override
  public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
    if (!isVisible() || isDetached()) return;
    super.onCreateOptionsMenu(menu, inflater);
    if (mPath == null || !mPath.isFile() || !IntentManager.isIntentAvailable(mPath, getExplorer()))
      MenuUtils.setMenuVisible(menu, false, R.id.menu_context_edit, R.id.menu_context_view);
    Logger.LogVerbose("ContentFragment.onCreateOptionsMenu");
    if (!menu.hasVisibleItems()) inflater.inflate(R.menu.content, menu);
    MenuUtils.setMenuVisible(menu, OpenExplorer.IS_DEBUG_BUILD, R.id.menu_debug);
    if (!OpenExplorer.BEFORE_HONEYCOMB && OpenExplorer.USE_ACTION_BAR) {
      MenuUtils.setMenuVisible(menu, false, R.id.menu_more);
      try {
        final SearchView mSearchView = (SearchView) menu.findItem(R.id.menu_search).getActionView();
        if (mSearchView != null)
          mSearchView.setOnQueryTextListener(
              new SearchView.OnQueryTextListener() {
                @TargetApi(11)
                public boolean onQueryTextSubmit(String query) {
                  mSearchView.clearFocus();
                  Intent intent = getExplorer().getIntent();
                  if (intent == null) intent = new Intent();
                  intent.setAction(Intent.ACTION_SEARCH);
                  Bundle appData = new Bundle();
                  appData.putString(
                      "path", getExplorer().getDirContentFragment(false).getPath().getPath());
                  intent.putExtra(SearchManager.APP_DATA, appData);
                  intent.putExtra(SearchManager.QUERY, query);
                  getExplorer().handleIntent(intent);
                  return true;
                }

                public boolean onQueryTextChange(String newText) {
                  return false;
                }
              });
      } catch (NullPointerException e) {
        Logger.LogError("Couldn't set up Search ActionView", e);
      }
    }
  }