code: @Override
  	public Set<Entry<String, String>> entrySet() {
  		if (entrySet == null) {
  			entrySet = new EntrySet();
  		}
  		return entrySet;
  	}
docs: Returns a set of Entries representing property key-value pairs. The returned set is a view to
  the internal data structures and reflects changes to this instance. Potential defaults are
  included in the returned set.
  
  @return The entry set