code: public void restoreAllMockTags(final Collection<MockTags> tags) {
          allMockTags.clear();
          if (tags != null) {
             allMockTags.addAll(tags);
          }
      }
docs: Clear {@link #allMockTags} and restore it from given a collection of instances.
  
  @param tags
  collection of MockTags to restore