Review request: JDK-8159596 Add java --dry-run

[Mandy Chung]

> On Jul 3, 2016, at 9:30 AM, Peter Levart <peter.levart at gmail.com> wrote:
> 
> 
> ...OTOH the quasi-graphical tree display (the idea is stolen from "mvn dependency:tree" command) has some additional useful info such as "uses of a service that was not satisfied" and in my opinion better visualizes a global view of why all resolved modules are pulled-in. The procedural "evaluation" of resolving and the final list of resolved modules is useful too. 
> ...then this is what makes it (as part of -Xdiag:resolver option):
> 
>     http://cr.openjdk.java.net/~plevart/jdk9-dev/Xdiag-resolver-tree/webrev.01/
> 
> Use it at will.

I feel the output is a bit verbose.  Alan is also looking into some update to the service loader [1]. The diagnostic output may change and probably best to add the comment in JDK-8132026.

Mandy
[1] https://bugs.openjdk.java.net/browse/JDK-8132026