code: public static String encodeClientURI(String uri) {
          if (uri == null) {
              return Constants.URI_CLIENT_PREFIX;
          }
          return Constants.URI_CLIENT_PREFIX + uri;
      }
docs: This method provides a client based encoding of an URI. This is required to identify
  the client node invoking a service using a particular URI.
  
  @param uri The original URI
  @return The client side version of the URI