public bool Process()
{
var isFailed = false;
if (!isFailed)
{
try {
if (_contract.UserCheck(_user))
{
if (_contract.PreContract(_user, _goods))
{
isFailed = _contract.DoContract(_user, _goods, _company);
_contract.PostContract(_user, _goods, _company);
}
}
}
catch (Exception e) {
isFailed = true;
}
}
if (isFailed)
{
_contract.CancelContract(_user, _goods, _company);
}
return(isFailed);
}
