RFR 4947890 : Minimize JNI upcalls in system property initialization

[Erik Joelsson]

Does this mean we can remove $(VERSION_CFLAGS) from System.c in 
make/lib/CoreLibraries.gmk?

Otherwise this looks good from a build point of view.

/Erik

On 2018-11-16 10:49, Roger Riggs wrote:
> Updates to include the suggestions made by Mandy and Brent:
>
>  - Move the build-time properties from native code to the 
> VersionProps.java.template
>    including java.vendor.* and java.specification.* properties, plus 
> the java.class.version (major.minor)
>    This included two changes to the build that generates source of 
> VersionProps.java.
>
>  - Updated the StaticProperty initialization to be explicitly invoked 
> by initProperties.
>
>  - Makes separate calls to native to retrieve the platform properties 
> and VM/command line properties
>
>  - (The hotspot function for JVM_GetProperties are unchanged)
>
> Webrev:
> http://cr.openjdk.java.net/~rriggs/webrev-props-only-raw/
>
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-4947890
>
> Thanks, Roger
>
>