WebFlow : Pros & Cons(8)
It follows the industry-proved standard of three-tier model.
Developing back-end WebFlow modules and their front-end controls can be achieved independent of each other.
It supports session concept for each working user that doesn’t interfere with each other.
Module developers don’t need to deal low-level issues such as allocation computing resources and connection of modules.
It allows configuration and instantiation of multiple WebFlow servers
The architecture of WebFlow midller-tier was very well designed with three servlets : Session , Connection and Module managers.