apache-arrow : A cross-language development platform for in-memory data ( https://arrow.apache.org/ )
libbytecode : C API for creating and generating Java Class files ( http://icl.cs.utk.edu/f2j/ )
thrift : Software framework for cross-language services development ( https://thrift.apache.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a spark-overlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/spark-overlay-portage
If you have a problem : ycarus(-at-)zugaina.org