The author of the article does not appear to be a proponent of functional programming, or at least does not appear to be a proponent of the syntax used by a num

The author of the article does not appear to be a proponent of functional programming, or at least does not appear to be a proponent of the syntax used by a number of functional languages. These code examples are used by the author of the article to support the point he is trying to make. I imagine these are probably pretty good examples to use for the target demographic of javaworld.