code: public String getLastUsedGallery(String galleryKey) {
  
          String result = m_lastUsedGalleries.get(galleryKey);
          LOG.info("user=" + m_user.getName() + ": getLastUsedGallery " + galleryKey + " : returning " + result);
          return result;
      }
docs: Returns the last saved gallery for the given gallery key.<p>
  
  @param galleryKey the key for which to look up the gallery
  @return the last saved gallery for the given gallery key