https://docs.atlassian.com/software/jira/docs/api/10.7.0/com/atlassian/jira/workflow/edit/WorkflowIssueCountValidator.html
WorkflowIssueCountValidator (Atlassian Jira - Server 10.7.0 API)
declaration: package: com.atlassian.jira.workflow.edit, class: WorkflowIssueCountValidator
atlassian jiraserverapi