3 ms·Java was written by an OS vendor as their main high-level language.by lukeschlather 13y agoJava was written by an OS vendor as their main high-level language.deleted 13y ago[deleted]samf 13y agoBut Java is not used in any meaningful way in their core OS.pjmlp 13y agoJava is also not a systems programming language, and I was mentioning systems programming language, in regard to OS vendors support.