docs: public static String join(String joint, String... values) {
  		final StringBuilder b = new StringBuilder();
  		for (final String value : values) {
  			if (value != null && !EMPTY_STRING.equals(value)) {
  				if (b.length() > 0) {
  					b.append(joint);
  				}
  				b.append(value);
  			}
  		}
  		return b.toString();
  	}