QuickTip (Grails): Grails LinkGenerator
The Problem Recently, I was using the Grails Link Generator in a service. I was using IntelliJ so as I added the dependency at the top of the class using the same name as the class. It looked something like this: package com.example import grails.web.mapping.LinkGenerator class ExampleService { LinkGenerator linkGenerator String doSomething() { ... } } It took me a long time to debug this. Luckily, I had written a test. There was no compilation error, but the test picked up that linkGenerator was null. Of course, I was stumped. I tried checking the mocks in the service and various other debugging strategies but had no luck. I looked through tons of other examples online until I noticed the one small difference between my code here and theirs... the name! The Solution To make the LinkGenerator work correctly, it needs to be called grailsLinkGenerator exactly. Hopefully, if you come across this post because you made the sa...