FULL PRODUCT VERSION :
java version "1.6.0_31"
Java(TM) SE Runtime Environment (build 1.6.0_31-b05)
Java HotSpot(TM) Client VM (build 20.6-b01, mixed mode, sharing)

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows [Version 6.2.8250]

A DESCRIPTION OF THE PROBLEM :
The JDK1.6.0 System.getProperty("os.name") doesn't get Windows 8's os.name correct. It should get "Windows 8" instead of "Windows NT (unknown)".

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Run the following code in Windows 8 Consumer Preview:

public class SystemPropertyTest {

public static void main(String[] args) {
System.out.println(System.getProperty("os.name"));
}

}

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
System.getProperty("os.name") should return "Windows 8".
ACTUAL -
System.getProperty("os.name") returns "Windows NT (unknown)".

REPRODUCIBILITY :
This bug can be reproduced always.