RFR: Add support for marking PR body content with an expiration time

[Erik Helin]

On Tue, 6 Oct 2020 13:16:27 GMT, Robin Westberg <rwestberg at openjdk.org> wrote:

> For information in the PR body that is calculated using data from external sources (like Jira, another personal fork,
> etc.) we need to perform a periodical refresh, as our normal way of detecting updates cannot be used (the updatedAt
> field of a pull request).

Looks good, just a small suggestion to simplify returning a random string ��

bots/pr/src/main/java/org/openjdk/skara/bots/pr/CheckWorkItem.java line 71:

> 69:             var hasExpired = ExpirationTracker.hasExpired(body);
> 70:             if (hasExpired) {
> 71:                 return
> Base64.getUrlEncoder().encodeToString(UUID.randomUUID().toString().getBytes(StandardCharsets.UTF_8));

Suggestion:

                return String.valueOf(Math.random());

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Marked as reviewed by ehelin (Reviewer).

PR: https://git.openjdk.java.net/skara/pull/862