public void deleteFee(CFSecurityAuthorization Authorization, CFAccFeeBuff Buff) {
    final String S_ProcName = "CFAccRamFeeTable.deleteFee() ";
    CFAccFeePKey pkey = schema.getFactoryFee().newPKey();
    pkey.setRequiredTenantId(Buff.getRequiredTenantId());
    pkey.setRequiredFeeId(Buff.getRequiredFeeId());
    CFAccFeeBuff existing = dictByPKey.get(pkey);
    if (existing == null) {
      return;
    }
    if (existing.getRequiredRevision() != Buff.getRequiredRevision()) {
      throw CFLib.getDefaultExceptionFactory()
          .newCollisionDetectedException(getClass(), "deleteFee", pkey);
    }
    CFAccFeeByDateIdxKey keyDateIdx = schema.getFactoryFee().newDateIdxKey();
    keyDateIdx.setRequiredTenantId(existing.getRequiredTenantId());
    keyDateIdx.setRequiredAccountId(existing.getRequiredAccountId());
    keyDateIdx.setRequiredFeeDate(existing.getRequiredFeeDate());

    CFAccFeeByTenantIdxKey keyTenantIdx = schema.getFactoryFee().newTenantIdxKey();
    keyTenantIdx.setRequiredTenantId(existing.getRequiredTenantId());

    CFAccFeeByAcctIdxKey keyAcctIdx = schema.getFactoryFee().newAcctIdxKey();
    keyAcctIdx.setRequiredTenantId(existing.getRequiredTenantId());
    keyAcctIdx.setRequiredAccountId(existing.getRequiredAccountId());

    CFAccFeeByLedgerIdxKey keyLedgerIdx = schema.getFactoryFee().newLedgerIdxKey();
    keyLedgerIdx.setOptionalLedgerTenantId(existing.getOptionalLedgerTenantId());
    keyLedgerIdx.setOptionalLedgerId(existing.getOptionalLedgerId());

    // Validate reverse foreign keys

    // Delete is valid

    schema
        .getTableFeeDetail()
        .deleteFeeDetailByFeeIdx(
            Authorization, Buff.getRequiredTenantId(), Buff.getRequiredFeeId());
    Map<CFAccFeePKey, CFAccFeeBuff> subdict;

    dictByPKey.remove(pkey);

    subdict = dictByDateIdx.get(keyDateIdx);
    subdict.remove(pkey);

    subdict = dictByTenantIdx.get(keyTenantIdx);
    subdict.remove(pkey);

    subdict = dictByAcctIdx.get(keyAcctIdx);
    subdict.remove(pkey);

    subdict = dictByLedgerIdx.get(keyLedgerIdx);
    subdict.remove(pkey);
  }