private static List<TextFilePatch> loadTextPatches(
      final Project project,
      final ShelvedChangeList changeList,
      final List<ShelvedChange> changes,
      final List<FilePatch> remainingPatches,
      final CommitContext commitContext)
      throws IOException, PatchSyntaxException {
    final List<TextFilePatch> textFilePatches;
    textFilePatches = loadPatches(project, changeList.PATH, commitContext);

    if (changes != null) {
      final Iterator<TextFilePatch> iterator = textFilePatches.iterator();
      while (iterator.hasNext()) {
        TextFilePatch patch = iterator.next();
        if (!needUnshelve(patch, changes)) {
          remainingPatches.add(patch);
          iterator.remove();
        }
      }
    }
    return textFilePatches;
  }
  private void recycleChangeList(
      final ShelvedChangeList listCopy, final ShelvedChangeList newList) {
    if (newList != null) {
      for (Iterator<ShelvedBinaryFile> shelvedChangeListIterator =
              listCopy.getBinaryFiles().iterator();
          shelvedChangeListIterator.hasNext(); ) {
        final ShelvedBinaryFile binaryFile = shelvedChangeListIterator.next();
        for (ShelvedBinaryFile newBinary : newList.getBinaryFiles()) {
          if (Comparing.equal(newBinary.BEFORE_PATH, binaryFile.BEFORE_PATH)
              && Comparing.equal(newBinary.AFTER_PATH, binaryFile.AFTER_PATH)) {
            shelvedChangeListIterator.remove();
          }
        }
      }
      for (Iterator<ShelvedChange> iterator = listCopy.getChanges(myProject).iterator();
          iterator.hasNext(); ) {
        final ShelvedChange change = iterator.next();
        for (ShelvedChange newChange : newList.getChanges(myProject)) {
          if (Comparing.equal(change.getBeforePath(), newChange.getBeforePath())
              && Comparing.equal(change.getAfterPath(), newChange.getAfterPath())) {
            iterator.remove();
          }
        }
      }

      // needed only if partial unshelve
      try {
        final CommitContext commitContext = new CommitContext();
        final List<FilePatch> patches = new ArrayList<FilePatch>();
        for (ShelvedChange change : listCopy.getChanges(myProject)) {
          patches.add(change.loadFilePatch(myProject, commitContext));
        }
        writePatchesToFile(myProject, listCopy.PATH, patches, commitContext);
      } catch (IOException e) {
        LOG.info(e);
        // left file as is
      } catch (PatchSyntaxException e) {
        LOG.info(e);
        // left file as is
      }
    }

    if ((!listCopy.getBinaryFiles().isEmpty()) || (!listCopy.getChanges(myProject).isEmpty())) {
      listCopy.setRecycled(true);
      myRecycledShelvedChangeLists.add(listCopy);
      notifyStateChanged();
    }
  }