A long time ago in a galaxy far, far away... Java open source developers managed to the see the previously secret plans to the Empire's ultimate weapon, the JAVA™ COLLECTIONS FRAMEWORK. Evading the dreaded Imperial Starfleet, a group of freedom fighters investigate the performance of the Empire’s most popular weapons: LinkedList, ArrayList and HashMap. In addition, they investigate common developer errors and bugs to help protect their vital software. With this new found knowledge they strike back! Pursued by the Empire's sinister agents, JDuchess races home aboard her JVM, investigating proposed future changes to the Java Collections and other options such as Immutable Collections which could save her people and restore freedom to the galaxy....