Is there a api in JIRA to raise an issue?
Hello,
If you want to create an issue via Jira Rest Api, then you should use POST /rest/api/2/issue. You can find more info here:
If you want to use Jira Java Api, then you can find an example here:
https://developer.atlassian.com/server/jira/platform/performing-issue-operations/
Go to the creating an issue part.
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