You have just started that Java isn't as good but since it isn't, it shouldn't be judged so hardly and thus concluded that Java is as good as any (when using so

You have just started that Java isn't as good but since it isn't, it shouldn't be judged so hardly and thus concluded that Java is as good as any (when using softer requirements just for Java) I also think that explicit threadpool isn't the same thing as implicit one. But that's very minor issue here easily solvable by different api for parallel method