docs: static public String tiToString(int ti) {
          switch (ti) {
              case Connection.TRANSACTION_READ_UNCOMMITTED:
                  return "TRANSACTION_READ_UNCOMMITTED";
              case Connection.TRANSACTION_READ_COMMITTED:
                  return "TRANSACTION_READ_COMMITTED";
              case Connection.TRANSACTION_REPEATABLE_READ:
                  return "TRANSACTION_REPEATABLE_READ";
              case Connection.TRANSACTION_SERIALIZABLE:
                  return "TRANSACTION_SERIALIZABLE";
              case Connection.TRANSACTION_NONE:
                  return "TRANSACTION_NONE";
          }
          return "Custom Transaction Isolation numerical value: " + ti;
      }