On Wed, 24 Apr 2024 14:10:29 GMT, Nizar Benalla <d...@openjdk.org> wrote:
> This checker checks the values of the `@since` tag found in the documentation > comment for an element against the release in which the element first > appeared. > > Real since value of an API element is computed as the oldest release in which > the given API element was introduced. That is: > - for modules, classes and interfaces, the release in which the element with > the given qualified name was introduced > - for constructors, the release in which the constructor with the given VM > descriptor was introduced > - for methods and fields, the release in which the given method or field with > the given VM descriptor became a member of its enclosing class or interface, > whether direct or inherited > > Effective since value of an API element is computed as follows: > - if the given element has a `@since` tag in its javadoc, it is used > - in all other cases, return the effective since value of the enclosing > element > > The since checker verifies that for every API element, the real since value > and the effective since value are the same, and reports an error if they are > not. > > Preview method are handled as per JEP 12, if `@PreviewFeature` is used > consistently going forward then the checker doesn't need to be updated with > every release. The checker has explicit knowledge of preview elements that > came before `JDK 14` because they weren't marked in a machine understandable > way and preview elements that came before `JDK 17` that didn't have > `@PreviewFeature`. > > Important note : We only check code written since `JDK 9` as the releases > used to determine the expected value of `@since` tags are taken from the > historical data built into `javac` which only goes back that far > > The intial comment at the beginning of `SinceChecker.java` holds more > information into the program. > > I already have filed issues and fixed some wrong tags like in #18640, #18032, > #18030, #18055, #18373, #18954, #18972. test/jdk/tools/sincechecker/SinceChecker.java line 106: > 104: public static void main(String[] args) throws Exception { > 105: if (args.length == 0) { > 106: throw new SkippedException("Test module not specified"); I don't think `SkippedException` is the right exception to throw here, since invoking the method with a missing argument is probably a configuration error that shouldn't be ignored. Maybe `IllegalArgumentException` or just `RuntimeException`? ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/18934#discussion_r1587701335