@Override
 public boolean equals(Object obj) {
   if (this == obj) return true;
   if (obj == null) return false;
   if (getClass() != obj.getClass()) return false;
   PersonalDetails other = (PersonalDetails) obj;
   if (creditName == null) {
     if (other.creditName != null) return false;
   } else if (!creditName.equals(other.creditName)) return false;
   if (familyName == null) {
     if (other.familyName != null) return false;
   } else if (!familyName.equals(other.familyName)) return false;
   if (givenNames == null) {
     if (other.givenNames != null) return false;
   } else if (!givenNames.equals(other.givenNames)) return false;
   if (otherNames == null) {
     if (other.otherNames != null) return false;
   } else if (!otherNames.equals(other.otherNames)) return false;
   return true;
 }