@SuppressWarnings("rawtypes")
 @Override
 public boolean equals(Object obj) {
   if (this == obj) return true;
   if (obj == null) return false;
   if (getClass() != obj.getClass()) return false;
   ExtensionName other = (ExtensionName) obj;
   if (name == null) {
     if (other.name != null) return false;
   } else if (!name.equals(other.name)) return false;
   if (parameters == null) {
     if (other.parameters != null) return false;
   } else if (!parameters.equals(other.parameters)) return false;
   if (type == null) {
     if (other.type != null) return false;
   } else if (!type.equals(other.type)) return false;
   return true;
 }