Going further with Groovy scripts

Groovy in JMWE

Groovy in JMWE can be used either to write a Groovy expression or a Groovy template in the workflow extension configuration. 

Groovy expression results in JMWE are used in:

• All post-functions with the Conditional execution section to execute a post-function conditionally
• Scripted (Groovy) operation on issue post-function to execute a Groovy script against an issue
• Scripted (Groovy) Condition to execute a condition
• Scripted (Groovy) Validator to execute a validator
• Comment issue and Comment linked issues post-functions to create the body of the comment by selecting Groovy expression as the Comment type
• Create/Clone issue post-function to
  • Calculate a project by selecting Calculated in Project
  • Calculate a parent issue key by selecting Calculated in Parent issue
  • Set fields of new issue by selecting Groovy expression as the Value type and 
  • Add a comment to the current issue by selecting Groovy expression as the Comment type
• Set field value and Set field value of linked issues post-functions to set a field value by selecting Groovy expression as the Value type
• Email issue post-function to
  • Write the Subject, HTML body, Text body
  • Set the Recipients from the script
• Unlink issues from the current issue post-function to unlink issues based on the result of a Groovy condition
• Admin screen to test/run Groovy scripts

Groovy templates in JMWE are used in:

• Comment issue and Comment linked issues post-function to create the body of the comment by selecting Groovy template as the Comment type
• Create/Clone issue post-function to:
  • Set fields of new issue by selecting Groovy template as the Value type and 
  • Add a comment to the current issue by selecting Groovy template as the Comment type
• Set field value and Set field value of linked issues post-functions to set a field value by selecting Groovy template as the Value type
• Email issue post-function to write the Subject, HTML body and Text body
• Link issues to the current issue post-function to write JQL search expression

Writing Groovy script

You can learn writing groovy scripts by going through the below references:

• Basics of Groovy
  • Introduction to Groovy - See Learn Groovy in Y minutes and Learn Groovy in one Video
  • Tutorials - See Groovy with SmartThings and The Groovy 2 Tutorial
  • References - See The Apache Groovy programming language and The Complete Apache Groovy Developer Course
• Groovy editor - This document explains you the Groovy editor in JMWE where you can write your Groovy script or Groovy template.
• Variables used in a groovy expression - This document explains you the variables available for your Groovy scripts and how to create new variables in your Groovy scripts.
• Issue Interface - The document details the main issue interface
• Accessing the fields of an issue - This document explains you on how to access the fields of an issue.
• Expected value for each field type when the value type is a Groovy expression - This document lists the expected values for each field type of your issue.
• Groovy templates - This document explains you on how to write Groovy templates in the Groovy editor

• Groovy script tester - This document explains the Groovy script tester which helps you test your written script or template and debug it.