The Java Collections Framework is indispensable to nearly every Java developer. Yet, you may often find yourself searching for a collection type, implementation, or utility that’s nowhere to be found. In this session, you’ll learn how the open-source Google Collections Library builds on the excellent foundation of java.util, to provide more of the building blocks you need to do your job. You’ll see many examples of how your code can become simpler, safer, more flexible, and more powerful by adopting classes like ReferenceMap, Multimap, our immutable collections and many others.