On 2/22/2019 8:06 AM, Mandy Chung wrote:


On 2/22/19 6:17 AM, Andy Herrick wrote:


On 2/21/2019 8:54 PM, Mandy Chung wrote:
I only skimmed on the patch.  A couple of comments:

  73             () -> new RuntimeException("link tool not found"));
yes jlink should always exist in the JDK that jpackage is run from - I just copied this code from jpackage jtreg code, replacing jpackage with jlink.  The orElseThrow arg is unnecessary, the default NoSuchElementException is as good as this one, will change to:
    static final ToolProvider JLINK_TOOL =
            ToolProvider.findFirst("jlink").orElseThrow();

OK.  I check that jdk.jpackage requires jdk.jlink


s/link/jlink/

Instead of RuntimeException, should this error be localized?
Does jpackage require jdk.jlink?  Then this would never reach.

 424         Files.deleteIfExists(output); // jlink will re-create

This would fail if output directory is not empty.
yes - windows and linux always pass in an empty (but already created) directory. Mac (because of the odd layout of an app image: ".../Plugins/Java.runtime/Contents/Home") will pass in a non-existant directory . AppRuntimeImageBuilder was tolerant of an empty directory, but jlink itself isn't.

I had looked into not creating this dir on windows and linux, but that turned into a mess, since jlink might or might not be invoked, and the outputDir passed can be one of 3 places (this is linux or windows):
<output>/<name>/runtime - (simple create-image case)
<build-root>/images/<platform>-<installer-type>/<name>/runtime - (simple create-installer case) <build-root>/images/<platform>-<installer-type>/<name> - (create-installer --runtime-installer case)

Do you think I should do something else here or try to clarify this with a better comment ?

I don't know this code. From what you describe, looks like some lurking
issue.

I think the code path should ensure that the dir does not exist when
you call jlink  Or you can jlink with a temporary output directory
and rename it to the destination one.


jdk.tools.jlink.internal.packager.AppRuntimeImageBuilder class is no
longer needed.  This should be removed.
I had discussed this with Kevin, because I wasn't sure of the protocol for removing existing non-exported classes from the runtime, and he suggested we remove this as a follow-on cleanup bug.
Do you think I should remove with this change ?

You should remove this with your patch as this is an internal API.

OK, if you prefer it to go in as part of the jpackage work, then that's fine.

-- Kevin



Mandy

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