How To Get the Action and Controller Names in a GSPs

It’s 2am, but I’m on a roll (though my typing is suffering somewhat and focussing has started to become an effort) and I’ve just discovered how to get the action and controller names in a Grails GSP. Continue reading

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Rendering JSON In Grails. Part 1: Collections, Testing and the JSONBuilder

One of the many useful features Grails provides is the ability to quickly render data as JSON so it’s possible to interface with the many AJAX libraries available with a minimum of coding fuss, or provide an API to 3rd parties with very little effort. Having implemented such behaviour I’ve found that a little more than the basic understanding is helpful for success in real applications, so over the next 3 posts I will attempt to convey the simplicity and power of this feature while also giving some practical tips. Continue reading