On Thu, 6 Dec 2001 15:22, Peter Donald wrote: > > Again, the most useful aspect of the ComponentValidator (IMO) is the > > checkActive() function. ComponentValidator.checkActive() and it's cousin > > ComponentValidator.isActive() are used to make sure that the Component is > > not used _before_ it's container is finished initializing it or _after_ > > it's container has disposed of it. > > Again - this is something that should be done in the container. Phoenixs > proxys are not made accessible before the component is ready to accept > requests and just before the component is about to be shutdown the proxy > will be invalidated. > > Anyone calling a method after invalidation will get an > IllegalStateException thrown that saids "you are using a service after it > has shutdown - naughty, very naughty!" > > Again this way the component never has to worry about it and it is up to > the conainer to validate and maintain correct lifecycle management and you > aren't mixing concerns.
The only thing the component needs to worry about is making sure that its work interface is correctly guarded and I have no problem with that. -- Cheers, Pete ------------------------------------------ I just hate 'yes' men, don't you Smithers? ------------------------------------------ -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
