public boolean isAnnualFee() {
   return SavingsAccountTransactionType.fromInt(this.typeOf).isAnnualFee() && isNotReversed();
 }
 public boolean isWithdrawal() {
   return SavingsAccountTransactionType.fromInt(this.typeOf).isWithdrawal();
 }
 public boolean isInterestPosting() {
   return SavingsAccountTransactionType.fromInt(this.typeOf).isInterestPosting()
       && isNotReversed();
 }
 public boolean isDeposit() {
   return SavingsAccountTransactionType.fromInt(this.typeOf).isDeposit();
 }