64-bit SUN java for Windows 64-bit x64?

Hi

Anyone who knows if SUN has released a 64-bit version of SUN JDK 1.4.x to be used on a Windows x64 installation?

I haven't been able to find it, but SAP's PAM tells that SAP NW04s is supported for SUN JDK 1.4.2 x64 Windows!

Best regards

Tom