To study the example application more carefully, here are links to the sources, war deployment files, eclipse project zip:s and live demos for different steps of the tutorial. Please start from the finished application demo.
|Step 1 - Project setup (Hello World)||demo||src||war||eclipse project|
|Step 2 - Building layout||demo||src||war||eclipse project|
|Step 3 - Connecting to a data source||demo||src||war||eclipse project|
|Step 4 - Adding user interactions||demo||src||war||eclipse project|
|Step 5 - Finetuning user experience||demo||src||war||eclipse project|
|Step 6 - Adding application theme||demo||src||war||eclipse project|
Take a look and tell me what you think about the framework and the tutorial.