In the previous chapters, we used the
model classes from our sample project with the name, flow.trac-core. This project provides classes which could be used to implement a simple bug tracker application. In this appendix, we want to give you a short overview of the mentioned
model classes. With this information, it is possible to understand the usage of the classes in the examples of this book.
flow.trac model is separated into three packages, which are shown in the following figure. The classes in the project,
flow.trace.core, are independent of Spring Web Flow 2.
The classes defined in ...