private bool AmountAccontIDCheck(bool amount_changed, double amount, Int32 account_id) { //AuxVariables double tmp_saldo; List <object> objects; //Run Method if (account_id != 0) { objects = Read(Controllers.ClassType.account); tmp_saldo = 0; foreach (object obj in objects) { Models.Account temp = (Models.Account)obj; if (temp.GetID() == account_id) { tmp_saldo = temp.GetSaldo(); } } return(tmp_saldo + amount >= 0); } else { return(true); } }