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Seam Framework: Experience the Evolution of Java™ EE, Second Edition by Thomas Heute, Jacob Orshalick, Michael Juntao Yuan

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10 Nested Conversations

In previous chapters we have discussed a number of the features provided by the Seam conversation model. Long-running conversations provide a great mechanism for maintaining consistency of state in an application. Unfortunately, simply beginning and ending a long-running conversation is not always enough. In certain situations, multiwindow operation and using the Back button can still result in inconsistencies between what the user sees and what the reality of the application’s state is.

Although we’ve managed to segregate state within the HTTP session, there may be scenarios where the simple conversation model results in the same issues we faced with the HTTP session. This chapter will discuss the need ...

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