code: public Collection<String> getAvailablePriorities() {
          // FIXME: l10n
          ArrayList<String> priorities = new ArrayList<String>();
          if (StringUtils.isNotEmpty(high)) {
              priorities.add(StringUtils.capitalize(StringUtils.lowerCase(Priority.HIGH.name())));
          }
          if (StringUtils.isNotEmpty(normal)) {
              priorities.add(StringUtils.capitalize(StringUtils.lowerCase(Priority.NORMAL.name())));
          }
          if (StringUtils.isNotEmpty(low)) {
              priorities.add(StringUtils.capitalize(StringUtils.lowerCase(Priority.LOW.name())));
          }
          return priorities;
      }
docs: Returns the defined priorities.
  
  @return the defined priorities.