It allows you to unit test Wicket pages easily: It launches Jetty to run your webapp in-process, then you inject POJO mock objects into @SpringBean annotated fields (or @Inject if you use Guice) and use the selenium client to test drive your pages.
Simple J2EE webapp that acts as a SOAP proxy, validating XML content of incoming requests and outgoing responses. Configure : add your configuration dynamically from a simple page. Check : display the last results of transiting SOAP messages.