/** * Returns a string containing a concise, human-readable description of this object. * * @return a printable representation of this object. */ @Override public String toString() { StringBuilder sb = new StringBuilder(); for (String name : values.keySet()) { String value = getAsString(name); if (sb.length() > 0) sb.append(" "); sb.append(name + "=" + value); } return sb.toString(); } }