public static String toAttributeString(Set<String> attributes) {
    List<String> list = new ArrayList<String>(attributes);
    Collections.sort(list, ATTRIBUTES_COMPARATOR);
    return Joiner.on(", ").join(list);
  }
public static String toAttributeString ( Set < String > attributes ) { List < String > list = new ArrayList < String > ( attributes ) ; Collections . sort ( list , ATTRIBUTES_COMPARATOR ) ; return Joiner . on ( ", " ) . join ( list ) ; }
Return a sorted comma-separated list of the property attributes for this annotation.