Best way to determine openjdk jvm

[Mike Swingler]

On Feb 8, 2012, at 3:19 AM, Michael Hall wrote:

> I am looking at...
> Mac OS X Port Using jsadebug, jinfo, jmap
> https://wikis.oracle.com/display/OpenJDK/Mac+OS+X+Port+Using+jsadebug,+jinfo,+jmap
> 
> Which appears to require a openjdk specific signing certificate, or sudo.
> Assuming you wanted to provide the cert, I would further assume you would still need to determine at runtime if you had the features available - meaning a openjdk runtime.
> Would checking this system property be the best, recommended, way to do that?
> java.runtime.name=OpenJDK Runtime Environment

I don't understand what you are asking. The signing certificate is only required at build time to sign the Mach-o binary of the JDK debugging tools. What do you need to know at runtime when you are using the tools?

Curious,
Mike Swingler
Apple Inc.