On Thu, 9 Mar 2023 10:59:25 GMT, Adam Sotona <asot...@openjdk.org> wrote:
>> src/java.base/share/classes/jdk/internal/module/ModuleInfoWriter.java line >> 146: >> >>> 144: >>> 145: // packages >>> 146: md.packages().stream().map(PackageDesc::of).toList(), >> >> When writing `module_info.class` via ASM, it only visits the packages if >> there are packages that aren't exported or open. >> >> Does the ClassFile API add `ModulePackages` attribute only if there are >> packages that aren't exported or open? > > Yes, `Classfile::buildModule` contains logic determining if emission of > `ModulePackages` is required or not. It'd be helpful to add a comment that `ModulePackages` attribute is only emitted if there are packages that aren't exported or open. ------------- PR: https://git.openjdk.org/jdk/pull/11368