Collections Interfeces and Classes

Collection (Interface) (Since Java 1.2)

Lists

• List (Interface) ( since java 1.2 )
• ArrayList ( since java 1.2 )
• Vector ( since java 1.0 )
• LinkedList ( since java 1.2 )

Sets

• Set (Interface) ( since java 1.2 )
• SortedSet (Interface) ( since java 1.2 )
• HashSet ( since java 1.2 )
• LinkedHashSet ( since java 1.4 )
• NavigableSet ( Interface ) ( since java 1.6 )
• TreeSet ( since java 1.2 )

Maps

• Map (Interface)( since java 1.2 )
• HashMap ( since java 1.2 )
• Hashtable ( since java 1.0 )
• TreeMap ( since java 1.2 )
• LinkedHashMap ( since java 1.4 )

Queues

• PriorityQueue ( since java 1.5 )

Utilities

• Collections ( since java 1.2 )
• Arrays ( since java 1.2 )