How to add customer field in issue using JRJC(jira-rest-java-client)?

[Vio ao]

I‘m using (JRJC)jira-rest-client 1.1-m02,I don't know how to add customer field !

and then add it to the newly created issue.

I can't find any method to do this.

Also,I need showing these custom field in a screen.

[Aleksander Mierzwicki · Accepted solution]

There is no such method in JRJC for adding custom fields or modifying screens.