> The idea is to implement the **ValueClass** annotation that can be used in > test code to allow to run the same tests with and without --enable-preview. > > This annotation should be used to mark value classes. > > The new jtreg test compilation and execution mode that uses javac plugin to > process classes during compilation. This plugin change classes with > **ValueClass** annotation to value classes. > By default, the annotation doesn't have any impact on the tests. > > Here are the work items: > > 1. Create ValueClass annotation. > 2. Create a javac plugin, ValueClassPlugin, that implements a TaskListener to > mark a class as a value class during the PARSE phase. > 3. Build the ValueClass plugin. > 4. Pass a new plugin option, -Xplugin:ValueClassPlugin, to enable the plugin > and enable preview.
Bill Huang has updated the pull request incrementally with one additional commit since the last revision: Fix JTREG_VALUE_CLASS_PLUGIN test infrastructure to correctly supply VERSION_FEATURE in prebuilt test environments and enable the plugin explicitly. ------------- Changes: - all: https://git.openjdk.org/valhalla/pull/2253/files - new: https://git.openjdk.org/valhalla/pull/2253/files/dd28a593..5c3dfe65 Webrevs: - full: https://webrevs.openjdk.org/?repo=valhalla&pr=2253&range=05 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=2253&range=04-05 Stats: 7 lines in 3 files changed: 3 ins; 4 del; 0 mod Patch: https://git.openjdk.org/valhalla/pull/2253.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/2253/head:pull/2253 PR: https://git.openjdk.org/valhalla/pull/2253
