This depends on the jre-1.4.2-blackdown-VERYUNSTABLE.pup
found at http://dotpups.de/dotpups/Libraries/jre-1.4.2-blackdown-VERYUNSTABLE.pup
It may (or may not) work with other versions of java as long as the path
to your java executable is at /usr/local/jre/bin/