Where can I find example code for the Jira ServiceDesk Java client?

[Kamel Romdhani]

I found this service desk java client: 

<dependency>
   <groupId>com.atlassian.servicedesk</groupId>
   <artifactId>jira-servicedesk-api</artifactId>
   <version>3.1.9</version>
</dependency>

and I'm looking for example codes of how to use it.

I want to know how to create/edit/get a customer request, ...