Managing webapp session data/controller flow for multiple tabs

Question

I have a Java web application which stores some data in the session. The data in the session changes as the user interacts with the application (e.g. flow is managed by a co

Answer 1

This is usually done by assigning a windowId for each tab/window and passing it on each request. Jsf supports this via orchestra. Spring mvc will support it in the next version.

I recently needed this for a simple case, so I implemented it myself. Took half an hour. However, my scope was very limited:

• pass a windowId with each request, and return it back for the next request. The first time - generate it.
• for any attribute you want to store in the session, put a Map where the key is the windowId