GWT in Action, Second Edition

2.1. What’s a GWT application?

We’ll try to describe a typical GWT application. We’ll highlight the key aspects in this chapter and then expand on them throughout the book. To do this, we’ll consider the application from the user’s view next; later we’ll cover it from the developer’s perspective.

2.1.1. Seeing the user’s view

The user runs your application by requesting its start web page (which is usually an HTML page but could be a JSP, or a PHP, or whatever). Figure 2.2 shows what happens when a user requests a GWT application’s web page.

Figure 2.2. A sequence diagram showing a user request to start a GWT application

First, the user enters ...