Great, thanks for the insight. The persistance layer sounds most pleasing.
-Chad On Fri, 11 Jan 2002, Craig R. McClanahan wrote: > No, virtual hosts are considered (by the servlet API) to be totally > independent. > > If you want to delve into container-specific behavior, classes that are > loaded from a shared class loader in Tomcat (i.e. from the > "$CATALINA_HOME?lib" directory, for example) are global to all web apps, > even across virtual hosts. Static variables declared in such classes, for > example, have only one instance across all web apps. > > However, I would *****strongly***** urge you to reconsider your overall > application architecture if you are tempted by depending on this kind of > feature (even though shared libraries of some sort are very commonly > implemented). Dependence on global context like this (instead of writing > APIs to an abstract persistence layer) is just going to get you into > trouble later with scalability and maintainability issues. You'd be much > better off designing your individual web applications as modularly as > possible -- delegate any required state sharing to mechanisms to get > common persistence layer objects from whatever storage mechanisms you are > using. > > If you decide not to heed this advice (yes, I know, it is a lot more work > up front), then don't expect any sympathy from me when you run into > barriers trying to expand and enhance your application in the future. > > Craig McClanahan -- To unsubscribe: <mailto:[EMAIL PROTECTED]> For additional commands: <mailto:[EMAIL PROTECTED]> Troubles with the list: <mailto:[EMAIL PROTECTED]>
