RFR: 2386: PullRequestBotFactory creates too many IssueBots

[Zhao Song]

On Tue, 8 Oct 2024 21:19:30 GMT, Zhao Song <zsong at openjdk.org> wrote:

> Erik found that our bot creates multiple IssueBot instances for a single issue project. And he found that the root cause was the configuration::issueProject method always returning a new instance. Additionally, the equals() and hashcode() methods were not overridden in the JiraProject class.
> 
> This patch is trying to fix this issue as Erik suggested:
> 1. Caching the issueProject instances in a map.
> 2. Avoiding using IssueProject as a key in maps.

Thank you for the review!

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PR Comment: https://git.openjdk.org/skara/pull/1689#issuecomment-2400982784