Can two different jenkins builders exist in the same hpi and share the same global configuration?

Question

I need to create two different Jenkins Builder classes. Each does different things and each requires its own .jelly, however, both require the same global configuration (global.

Answer 1

Avoid global.jelly altogether. This is semi-deprecated. JobProperty is also only suitable if you want per-job configuration, whereas the request is about global configuration.

Rather, use the GlobalConfiguration API which is designed for this purpose. There is a standard archetype showing how to use it.