so then a address setter is a public method and should protect itself from wrong usage and validate the incoming address, right?
but how does this pattern fits with nh validator? On Dec 23, 11:56 pm, Fabio Maulo <[email protected]> wrote: > each public method should protect itself by wrong usage. > If you have a method to send e-mails that method should check if each > address is valid no matter from where the address is coming (userWelcome, > Order accepted, Incoming message from other user and so on). > > 2009/12/23 schlachtzeuger <[email protected]> > > > > > > > josé, pls read carefully, i don't send emails in set properties, i > > raise events in my domain entities and its properties, and no, i don't > > think that this is wrong design. > > > according to you, is it the recommanded usage of nh validator that a > > subscriber (mybe in a totaly different tier) should validate the > > entity before sending the email? > > > or is it the recommanded usage to validate in each place (mybe > > property) in the entity before side effects occur (mybe sending > > emails) ? > > > On Dec 23, 7:24 pm, José F. Romaniello <[email protected]> wrote: > > > Well.. it's a wrong design. A set property that send a mail??? > > > > Check if the entity/property is valid before send the mail. > > > > 2009/12/23 schlachtzeuger <[email protected]> > > > > > with nh validator we can define a property eg as not nullable. > > > > despite > > > > this definition we can call the setter of that property with a null > > > > value argument. but if we then call IsValid, we know that the > > > > operation was invalid. > > > > > if that property triggers some other events in our domain, eg raises > > > > a > > > > property changed event and that event causes a subscriber to send > > > > notification emails, we'll get into troubles. this is just one > > > > example > > > > but the problem is, that we can execute operations which invalidate > > > > our domain entities and afterwards we check if that operation was > > > > valid. > > > > > what is the recommended usage of nh validator to avoid these problems? > > > > > -- > > > > > You received this message because you are subscribed to the Google > > Groups > > > > "nhusers" group. > > > > To post to this group, send email to [email protected]. > > > > To unsubscribe from this group, send email to > > > > [email protected]<nhusers%[email protected]> > > <nhusers%[email protected]<nhusers%252bunsubscr...@googlegroups.com> > > > > > > > . > > > > For more options, visit this group at > > > >http://groups.google.com/group/nhusers?hl=en.-Hide quoted text - > > > > - Show quoted text - > > > -- > > > You received this message because you are subscribed to the Google Groups > > "nhusers" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > > [email protected]<nhusers%[email protected]> > > . > > For more options, visit this group at > >http://groups.google.com/group/nhusers?hl=en. > > -- > Fabio Maulo- Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "nhusers" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/nhusers?hl=en.
