Concatenate text fields without null

Abstract

This code snippet concatenates two text fields ignoring null values

Logic

Access the text fields and concatenate them

Snippet

org.codehaus.groovy.runtime.NullObject.metaClass.toString = {return ''}
<First text field> + "<Delimiter>" + <Second text field>

Placeholders

<First text field>

linkedIssue.get("description").toString()

"<Delimiter>"

<Second text field>

issue.get("summary")

Examples

org.codehaus.groovy.runtime.NullObject.metaClass.toString = {return ''}
linkedIssue.get("description").toString() + "\n" + issue.get("summary")

Context

The output of this snippet is a String which you could use:

• To set a Text field in:
  • one of the Set Field Value post-functions
  • one of the Transition issue post-functions on the transition screens, if any
  • the Create issue post-function under Set fields of new issue section
• To include the text in the
  • Comment in one of the Comment issue post-functions
  • Subject/HTML body/Text body of Email issue post-function
  • JQL search expression of Link issues current to issue
• In a conditional execution script to
  • Run a post-function
  • Run a condition
  • Run a validator
  • Unlink issues

Use cases

A typical use case would be to add the summary of the sub-task to the description of the parent - On the creation of a sub-task add its summary to the description of its parent

Reference

• Variables used in a Groovy expression
• Issue interface
• Groovy Documentation

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