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This section has use cases

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that help you in understanding the usage of Validators provided by JMWE.

On this page:

Linked Issue(s) validator

This validator can be used to ensure that issues linked to the current issue have certain characteristics

Sample use cases:

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Prevent creation of more than 5 subtasks for a parent issue of "Story" issue type

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Expand
title Click here for the steps to configure
Add the Linked Issue validator to the Create transition. Select the issue link

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type is Subtask of from the Issue Link Type

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field. Select the issue type Story from

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the Issue Type

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field. Select the option "Every linked issue must satisfy the condition below" Input the Jira expression: Code Block !!issue.parent && issue.parent.subtasks.length < 6 Add the error message, "You cannot create more than 5 subtasks"

Linked Issues Status validator

This validator can be used to ensure that the current issue's linked issues are in one of the selected statuses. 

Sample use cases:

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 Block the transition of the Epic to Closed status, if its stories aren't closed.

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Expand
title Click here for the steps to configure
Add the Linked issues status validator to the Close transition. Select the issue link type is Epic of from the Issue Link Type field. Select the statuses the linked issues must be in, from Statuses Add the error message, "The Stories of the Epic are not yet resolved"

 Prevent creation of new subtasks to the parent if the parent is in "Resolved" or "Closed" or "Rejected" status

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Expand
title Click here for the steps to configure
Add the Linked issues status validator to the Create transition. Select the issue link type is subtask of from the Issue Link Type field. Select the statuses "Resolved", "Closed",  "Rejected", from Statuses Add the error message, "The parent should be in Resolved or Closed or Rejected" status.

Build-your-own (scripted) Validator

This validator can be used to perform a validation with a Jira expression. Based on the result of the expression, the user is either allowed or blocked to transition to the destination status.

Sample use cases:

 Force users to provide Fix Version/s only when the resolution is Fixed

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 Prevent the user from approving a hardware request if the respective hardware (count stored in a custom field) is out of stock

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title Click here for the steps to configure
Add the Build-your-own (scripted) validator to the Create transition. Write the following script in Jira expression field Code Block !!issue.customfield_10202 && issue.customfield_10202 > 0 Configure the error message: Inventory out of stock

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, where xxxxx is the id of the custom field holding the count of the stock

 Prevent the employee from applying for a leave if the employee is in the 3 month probation period

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Expand
title Click here for the steps to configure
Add the Build-your-own (scripted) validator to the Apply leave transition. Write the following script in Jira expression field Code Block !! issue.dueDate && issue.dueDate.plusMonths(3) > new Date().toCalendarDate() Configure the error message: Cannot apply for a leave