A sample app that implements the secureApi grails plugin.
This application is a simple implementation of the Secure API Grails Plugin.
Download, install plugin, run server on port 80. Browse http://localhost/api/getUsers
Look at the code in ApiController to see how the plugin is used to secure the API.
Use Secure API Simple Client App to test it and also to give simple working Java client for your API to your custommers.