Invoking REST services from gadgets

In the previous recipe, we saw how to write a gadget with static content. In this recipe, we will have a look at creating a gadget with dynamic content or the data that is coming from the JIRA server.

JIRA uses REST services to communicate between the gadgets and the server. We will see how to write REST services in the coming chapters. In this recipe, we will use an existing REST service.

Getting ready

Create the Hello Gadget, as described in the previous recipe.

How to do it...

Let us consider a simple modification to the existing Hello Gadget to understand the basics of invoking REST services from gadgets. We will try to greet the current user by retrieving the user details from the server instead of displaying the static text Hello From JTricks.

JIRA ships with some inbuilt REST methods, one of which is to retrieve the details of the current user. The method can be reached in the following URL: /rest/gadget/1.0/currentUser. We will use this method to...