Review Request JDK-8189202: (jdeps) Need jdeps output format easy for jlink --add-modules to use

Sundararajan Athijegannathan sundararajan.athijegannathan at
Mon Oct 16 02:12:43 UTC 2017

Looks good.


On 13/10/17, 9:10 PM, mandy chung wrote:
> This proposes to add a new jdeps --print-module-deps option to print a 
> comma-separated list of modules that the analyzed classes depend on 
> and such output can be taken by jlink --add-modules option.  This will 
> make it easy for users to run jlink to create a custom image. As Paul 
> and Mikael suggest one use is doing something like:
>    $ jlink --module-path jmods --add-modules $(jdeps 
> --print-module-deps myapp.jar) --output image
> jdeps emits warnings if myapp.jar has split packages with JDK modules 
> and you can use -q to suppress the warnings.
> jdeps --list-deps and --list-reduced-deps provide similiar information 
> but it also lists dependences to  JDK internal APIs. It is intended to 
> print the dependences to make it easy to convert to @modules in jtreg 
> tests and also can be used to set up --add-exports option if needed.   
> This patch also changes these options not to show "not found" and 
> "unnamed module" which are not specific for module dependencies.
> thanks
> Mandy

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