[Java] Are you using them without thinking? Correct usage and characteristics of List, Set, and Map

Are you just using ArrayList whenever you need to group data?What are the specific scenarios where Set or Map are the correct ...
InfoWorld

Java needs sequenced collections, OpenJDK proposal says

Addressing an issue that has been a source of ongoing complaints, Java could add sequenced collections, sequenced sets, and sequenced maps, anchored by interfaces to represent collections with a ...