Mon premier blog

Java Generics and Collections Maurice Naftalin Maurice, Philip Wadler
Publisher: O'Reilly Media

They say it's those little things in life - like casting and generics in Java. Just keep in mind that we are abstracting the type of number or String we dealing with, so that when we create we specify what kind we need and it will done in compile time for code efficiency and also preventing . Yes, I know, it doesn't get any more boring. I wanted to test the raw performance of using java generics with collections. Java Generics and Covariance/Contravariance. I just noticed the existence of this O'Reilly book penned, so it seems, by Maurice Naftalin and (believe it or not) Philip Wadler! An example interface which shows the usage of generics. Even if the data structure was constructed using the static method from Google Collections, I would still have to do the nasty cast when fetching it :). Is this for real, or a very elaborate hoax? Suppose you have Java classes The answer to this riddle is that Java is designed to work with all kinds of generic classes, not just those which are collection-like. This is what Maurice Naftalin calls The Get and Put Principle in his Java Generics and Collections and what Joshua Bloch calls The PECS Rule in his Effective Java. This one is basically a write-up of a collection of links about Java generics. OReilly Java Generics and Collections Oct 2006 eBook BBL tips and tricks information, free download link and reviews. So i wrote up the following code to add a similar nomber of objects to a collection. Java Generics: ——————.