RFR 8148187 : Remove OS X-specific com.apple.concurrent package

[Erik Joelsson]

Hello Brent,

The build changes look pretty good. Just one nit, in the new 
LibosxLibraries.gmk, please remove the "include LibCommon.gmk" as that 
is now handled by Lib-java.desktop.gmk.

/Erik

On 2016-03-01 22:16, Brent Christian wrote:
> Hi,
>
> A number of internal APIs were carried over into the JDK with the 
> Apple port.  Among them was com.apple.concurrent.Dispatch.
>
> Supportedness has always been murky here, but Jigsaw necessitates a 
> firmer stance.  Some of these APIs have already been removed from JDK 
> 9 [1], some will be supplanted by new, supported APIs [2].
>
> As already discussed in [3] and [4], com.apple.concurrent.Dispatch is 
> no longer in use, as far as we've been able to find. 
> com.apple.concurrent.Dispatch and its supporting code should be 
> removed from JDK 9.
>
> It turns out this opens the door for a little module pruning as well. 
> com.applet.concurrent makes up the bulk of the jdk.deploy.osx module. 
> All that's left is native code for libosx, a library relied on by 
> com.apple.eio.FileManager in the java.desktop module.  By moving 
> libosx over to java.desktop, we are able to do away with the 
> jdk.deploy.osx module altogether.
>
> For your review is a webrev of this change:
> http://cr.openjdk.java.net/~bchristi/8148187/webrev.01/
>
> JBS: https://bugs.openjdk.java.net/browse/JDK-8148187
>
>
> Automated build+test runs look fine.
>
> If, in the future, there is desire for an ExecutorService backed by 
> the native platform (as com.apple.concurrent.Dispatch does for 
> libdispatch on OS X), such a feature could be proposed.
>
> Thanks,
> -Brent
>
> 1. "Remove apple script engine code in jdk repository"
>    https://bugs.openjdk.java.net/browse/JDK-8143404
>
> 2. JEP 272 : "Platform-Specific Desktop Features"
>    https://bugs.openjdk.java.net/browse/JDK-8048731
>
> 3. 
> http://mail.openjdk.java.net/pipermail/macosx-port-dev/2015-May/006934.html
>
> 4. 
> http://mail.openjdk.java.net/pipermail/macosx-port-dev/2015-September/006968.html
>