Java Collections overview

Few good articles on collections, explains the ordered & sorted collections, when to use which collection:

http://www.javapractices.com/topic/TopicAction.do?Id=65

http://snehaprashant.blogspot.in/2008/10/quick-review-of-collections-in-java.html

http://stackoverflow.com/questions/416266/sorted-collection-in-java

http://stackoverflow.com/questions/8725387/why-there-is-no-sortedlist-in-java