The git plugin has an "Additional Behaviour" which tells the plugin to
calculate changes from a base branch, rather than calculating the changes
from the preceding build. Could you use that instead of writing code?
Mark Waite
On Mon, Aug 15, 2016 at 11:11 AM Eric Crahen <eric.cra...@gmail.com> wrote:
> Hey,
>
> To support a PR-building workflow, I have a plugin which sets the branch
> used by the Jenkins workspace, to something I configure (which is the
> pr-branch).
> This happens by using the GitSCM API, a very abbreviated version of what
> happens is this:
>
> GitTool tool = GitTool.getDefaultInstallation();
> GitClient git = Git.with(listener,
> env).in(workspaceDir).using(tool.getGitExe()).getClient();
> git.fetch("origin", new RefSpec(refspec));
> git.checkout(localBranch);
>
>
> What I would like to do is make the changelog that appears on the build
> page understand that the base branch used is not master (or whatever the
> default branch is that the job was configured to use). Currently, I notice
> the changelog is unaware the branch built from changed, and so it shows the
> wrong commits.
>
> I have tried to change the BuildData associated with the job, and that
> part at least makes the GitData link that shows on the build page name and
> link to the correct (in this case the PR branch) branch. This doesn't seem
> to be what ChangeLog is looking at though. I took a quick look and the
> changelog logic is kind of complex, so if anyone knows how this works
> that'd be super useful - this must be a thing we can do one way or another.
> thanks :)
>
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