public void updateSecDevice(CFSecurityAuthorization Authorization, CFSecuritySecDeviceBuff Buff) {
    CFSecuritySecDevicePKey pkey = schema.getFactorySecDevice().newPKey();
    pkey.setRequiredSecUserId(Buff.getRequiredSecUserId());
    pkey.setRequiredDevName(Buff.getRequiredDevName());
    CFSecuritySecDeviceBuff existing = dictByPKey.get(pkey);
    if (existing == null) {
      throw CFLib.getDefaultExceptionFactory()
          .newStaleCacheDetectedException(
              getClass(), "updateSecDevice", "Existing record not found", "SecDevice", pkey);
    }
    if (existing.getRequiredRevision() != Buff.getRequiredRevision()) {
      throw CFLib.getDefaultExceptionFactory()
          .newCollisionDetectedException(getClass(), "updateSecDevice", pkey);
    }
    Buff.setRequiredRevision(Buff.getRequiredRevision() + 1);
    CFSecuritySecDeviceByUserIdxKey existingKeyUserIdx =
        schema.getFactorySecDevice().newUserIdxKey();
    existingKeyUserIdx.setRequiredSecUserId(existing.getRequiredSecUserId());

    CFSecuritySecDeviceByUserIdxKey newKeyUserIdx = schema.getFactorySecDevice().newUserIdxKey();
    newKeyUserIdx.setRequiredSecUserId(Buff.getRequiredSecUserId());

    // Check unique indexes

    // Validate foreign keys

    {
      boolean allNull = true;

      if (allNull) {
        if (null
            == schema
                .getTableSecUser()
                .readDerivedByIdIdx(Authorization, Buff.getRequiredSecUserId())) {
          throw CFLib.getDefaultExceptionFactory()
              .newUnresolvedRelationException(
                  getClass(), "updateSecDevice", "Container", "SecDeviceSecUser", "SecUser", null);
        }
      }
    }

    // Update is valid

    Map<CFSecuritySecDevicePKey, CFSecuritySecDeviceBuff> subdict;

    dictByPKey.remove(pkey);
    dictByPKey.put(pkey, Buff);

    subdict = dictByUserIdx.get(existingKeyUserIdx);
    if (subdict != null) {
      subdict.remove(pkey);
    }
    if (dictByUserIdx.containsKey(newKeyUserIdx)) {
      subdict = dictByUserIdx.get(newKeyUserIdx);
    } else {
      subdict = new HashMap<CFSecuritySecDevicePKey, CFSecuritySecDeviceBuff>();
      dictByUserIdx.put(newKeyUserIdx, subdict);
    }
    subdict.put(pkey, Buff);
  }