code: @Override
  	public int compare(JoinableResourceBundle bundleA, JoinableResourceBundle bundleB) {
  		Integer a = bundleA.getInclusionPattern().getInclusionOrder();
  		Integer b = bundleB.getInclusionPattern().getInclusionOrder();
  		return a.compareTo(b);
  	}
docs: /*
  (non-Javadoc)
  
  @see java.util.Comparator#compare(T, T)