[verona.stage] RFR 8139986: Store debug level in java.vm.debug and conditionally print in "java -version"

[Alejandro E Murillo]

Thanks Magnus!
Alejandro
On 11/3/2015 12:24 PM, Magnus Ihse Bursie wrote:
> Hi Alejandro,
>
> On 2015-11-03 18:45, Alejandro E Murillo wrote:
>> Please review these changes:
>>
>> bug: https://bugs.openjdk.java.net/browse/JDK-8139986
>> Webrev: http://cr.openjdk.java.net/~amurillo/9/8139986/
>
> Looks good to me.
>
> /Magnus
>
>>
>> Background:
>> These changes introduce a new system property named "jdk.debug" 
>> intended to
>> identify the type of the build. The build system has already been 
>> modified (see [1])
>> to provide the build type through the "--with-debug-level" configure 
>> option,
>> and  to remove that info from the (new) version string and
>> consequently from the "java.version" and "java.vm.version" system 
>> properties.
>>
>> Here, the configure debug level is used to initialize the value of 
>> the "jdk.debug" system
>> property. There are also changes to adapt any code that relied on the 
>> value of those version
>> properties to determine the  build type. They were changed to use 
>> this new property.
>>
>> The Launcher output was also modified to look as follows:
>>
>> jdk.debug = (“*foo*” != “release”)
>>             $java -version
>>             java version "9-ea"
>>             Java(TM) SE Runtime Environment (*foo *build 9-ea+88)
>>            Java HotSpot(TM) 64-Bit Server VM (*foo *build 9-ea+88, 
>> mixed mode)
>>
>> jdk.debug = “release”: (no change)
>>
>> $java -version
>> java version "9-ea"
>> Java(TM) SE Runtime Environment (build 9-ea+88)
>> Java HotSpot(TM) 64-Bit Server VM (build 9-ea+88, mixed mode)
>>
>>
>> All this will be described and updated in the JEP-223 doc [2] shortly.
>>
>> [1] https://bugs.openjdk.java.net/browse/JDK-8139951
>> [2] http://openjdk.java.net/jeps/223
>>
>> Thanks
>>
>

-- 
Alejandro