On Mon, 20 Nov 2023 23:25:38 GMT, Jonathan Gibbons <j...@openjdk.org> wrote:
> Please review a relatively simple fix to work around weirdly configured web > servers. > > As first reported in this email, > https://mail.openjdk.org/pipermail/javadoc-dev/2023-January/005502.html > `docs.oracle.com` will redirect links to > https://docs.oracle.com/javase/8/docs/api/element-list to > https://docs.oracle.com/en/java/javase/19/ even though the content of the > page is completely different, and not as expected. > It was true back when the email discussion happened, and it is still true > today (November 20, 2023). > > For more details: see this: > > $ curl --head https://docs.oracle.com/javase/8/docs/api/element-list > HTTP/1.1 302 Moved Temporarily > Location: https://docs.oracle.com/en/java/javase/21/ > Content-Length: 1 > Date: Mon, 20 Nov 2023 23:17:27 GMT > Connection: keep-alive > > > Compare this to accessing `package-list` > > $ curl --head https://docs.oracle.com/javase/8/docs/api/package-list > HTTP/1.1 200 OK > Accept-Ranges: bytes > Content-Type: text/plain > ETag: "a8e824353743394b56c8af52dce037a1:1697560290.919784" > Last-Modified: Wed, 04 Oct 2023 08:27:21 GMT > Server: AkamaiNetStorage > Content-Length: 4366 > Date: Mon, 20 Nov 2023 23:20:35 GMT > Connection: keep-alive > > > In other words, we're getting `302 Moved Temporarily` instead of `404 Not > Found`. Sigh. > > So, with that as background, the fix is to check the end of the redirected > URL against the end of the desired URL. to make sure they agree. In other > words, we check that both end in `package-list` or `element-list` as > appropriate. > > The fix to the main code is almost trivial. The test is almost `noreg-hard` > and primarily consists of setting up a weirdly configured local web server, > to exercise different redirect policies. This pull request has now been integrated. Changeset: b533272e Author: Jonathan Gibbons <j...@openjdk.org> URL: https://git.openjdk.org/jdk/commit/b533272ecb594e918f31b48d7fca6ef62c2cac3f Stats: 193 lines in 3 files changed: 191 ins; 0 del; 2 mod 8299627: Fix/improve handling of "missing" element-list file Reviewed-by: hannesw ------------- PR: https://git.openjdk.org/jdk/pull/16751