On Wed, 9 Oct 2024 19:22:01 GMT, Jan Lahoda <jlah...@openjdk.org> wrote:
> This is a current patch for module imports declarations, second preview. At > least the JEP number and preview revision will need to be updated in > `jdk.internal.javac.PreviewFeature.Feature`, but otherwise I believe this is > ready to receive feedback. > > The main changes are: > - `requires transitive java.base;` is permitted, under the preview flag. Both > javac and the runtime module system are updated to accept this directive when > preview is enabled. > - the `java.se` module is using `requires transitive java.base;`, and is > deemed to be participating in preview, so its classfile version is not > tainted. Runtime is updated to access `requires transitive java.base;` in any > `java.*`, considering all of them to be participating in preview. Can be > tighten up to only `java.se` is desired. > - the types imported through module imports can be shadowed using on-demand > imports. So, for example, having: > > import module java.base; > import module java.desktop; > ... > List l;//ambigous > > but: > > import module java.base; > import module java.desktop; > import java.util.*; > ... > List l;//not ambigous, reference to java.util.List This pull request has now been integrated. Changeset: 1e97c1c9 Author: Jan Lahoda <jlah...@openjdk.org> URL: https://git.openjdk.org/jdk/commit/1e97c1c913220b07ff0c1c977cea80bc9436729d Stats: 762 lines in 28 files changed: 580 ins; 46 del; 136 mod 8335989: Implement JEP 494: Module Import Declarations (Second Preview) Reviewed-by: vromero, abimpoudis, mcimadamore, alanb ------------- PR: https://git.openjdk.org/jdk/pull/21431