1.8. The Hello World portlet example

We’re now ready to look at our first portlet application, which consists of a simple Hello World portlet, as shown in figure 1.36. This section will familiarize you with the Java source files and configuration files that are involved in a typical portlet application, how to deploy and undeploy a portlet, and how to use the Ant and Maven build tools.

Figure 1.36. A simple Hello World portlet that displays the message “Hello World” when added to a portal page