How can I tell whether Java is Sun / Oracle / OpenJDK? -


possible duplicate:
which jre using

i'm trying figure out whether java installation in hpc environment running sun jvm, or oracle, or openjdk. since don't have administrator access , didn't install java, there quick way can determine jvm have installed?

standage@login4:~$ java /usr/bin/java standage@login4:~$ java -version java version "1.6.0_03" java(tm) se runtime environment (build 1.6.0_03-b05) java hotspot(tm) server vm (build 1.6.0_03-b05, mixed mode) standage@login4:~$ uname linux

there's java.vendor property system.getproperties(), should give info you're looking for.

on mac it's:

java.vendor=apple inc.

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