You will find something like this: In controllers you will find typical Spring MVC features for mapping requests, extracting request data through annotations, data binding, file upload…On the other hand, inside JSPs, most of the HTML is written natively (as opposed to being generated by Spring MVC tags).Moreover, the Spring MVC tag libraries do not generate any Javascript code.gives structure to web applications by providing models with key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing API over a RESTful JSON interface.The project is hosted on Git Hub, and the annotated source code is available, as well as an online test suite, an example application, a list of tutorials and a long list of real-world projects that use Backbone.As with all flexible frameworks that have many options, it is important to discuss common practices.

If you imagine form as a dialog between your website and your user, the messages play an important role.

JSR 303 Bean Validation provides a comprehensive way to declare validation rules.

Here is an example: When validation is called, an instance of Dining Form is validated against the annotations above.

Don’t leave it to the auto-generated default messages.

Explain to your user what is wrong and suggest solutions.