Apple Open-Sources FoundationDB Record Layer

Post by drb91 » Tue, Jan 15, 2019, 2:46 PM UTC

ryanworl wrote: post #7

sjroot wrote: post #4

I didn't expect this to be written in Java. Do they talk about this decision anywhere? I didn't catch anything in the announcement.

FDB itself is written in Flow, which is 98% C++ with a few extra keywords thrown on top that gets compiled to actual C++. This gives them actor model concurrency in C++ that is completely deterministic by generating very ugly code that uses callbacks instead of threads or coroutines. The reason for Java being used here, if I had to guess, is they have experience running Java in production and the Java bindings are th…

Post by bluejekyll » Tue, Jan 15, 2019, 2:55 PM UTC

neurobashing wrote: post #9

sjroot wrote: post #4

I didn't expect this to be written in Java. Do they talk about this decision anywhere? I didn't catch anything in the announcement.

Apple's server-side WebObjects stuff is all written in Java; and IIRC, the original Control Panel for OS X was in Java using the ObjC/Cocoa bridge stuff.

Post by protomyth » Tue, Jan 15, 2019, 3:10 PM UTC

bluejekyll wrote: post #13

neurobashing wrote: post #9

Earlier quoted context omitted.

Apple's server-side WebObjects stuff is all written in Java; and IIRC, the original Control Panel for OS X was in Java using the ObjC/Cocoa bridge stuff.

It still makes me sad that Apple dropped the Java Cocoa bindings. That could have been a really great thing for cross platform development (probably the reason).

Post by SquareWheel » Tue, Jan 15, 2019, 3:27 PM UTC

Post by manigandham » Tue, Jan 15, 2019, 3:42 PM UTC

cmiller1 wrote: post #14

giancarlostoro wrote: post #5

Earlier quoted context omitted.

They acquired the company that made FoundationDB: https://techcrunch.com/2015/03/24/apple-acquires-durable-dat...

Now this is the kind of Embrace, Extend, Extinguish I like. I wish more companies bought technologies just to open source them.