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Introduction to Groovy
Groovy is
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an object-oriented programming language for the Java platform. It is
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a dynamic language with features similar to those
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of Python,
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Ruby,
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Perl,
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and Smalltalk. It can be used as
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a scripting language for the Java Platform. It is easy to learn, has smooth Java integration, vibrant and rich ecosystem and powerful features. To know more about Groovy, see
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the official Groovy Documentation.
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Learning Groovy
To learn more about the Groovy language:
Start with our Groovy tutorial: Groovy tutorial
Introduction to Groovy: See Learn Groovy in Y minutes and Learn Groovy in one Video
Tutorials - many tutorials are available online, such as TutorialsPoint, Groovy with SmartThings and The Groovy 2 Tutorial
References - See The Apache Groovy programming language and The Complete Apache Groovy Developer Course
Groovy in JMWE
Groovy
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in JMWE
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can be used
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- Set a field value by the Set field value to a constant or Groovy expression and Set field value of linked issues post-functions.
- Create the body of the comment by the Comment issue and Comment linked issues post-function
- Execute a post-function conditionally in all post-functions that have Conditional execution
- Execute a condition in the Scripted (Groovy) condition
- Execute a validator in the Scripted (Groovy) validator
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Building Groovy scripts
You can learn writing groovy scripts either by going through the learning material or from the tutorials listed below:
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Reference material
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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
Target issues section of all post-functions that operate on related issues when Issues returned by a Groovy script or Issues returned by JQL search is selected under Which Issues field.
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
Multiple iterator section of the Create/Clone issue post-function
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
Shared Groovy Scripts under JMWE administration
Writing Groovy scripts in JMWE
To learn how to write groovy scripts for JMWE, see:
Groovy editor - This document explains you the Groovy editor in JMWE where you can write your Groovy script or Groovy template.
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Groovy expression - This document explains you the variables available for your Groovy scripts and how to create new variables in your Groovy scripts.
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API Interfaces - The document details the API interfaces
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.
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templates - This document explains you on how to write Groovy templates in the Groovy editor
Groovy script tester - This document explains
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the Groovy script tester which helps you test your written script or template and debug it.