A collection is an object that contains objects for the purpose of

• Grouping
• Sorting
• Searching

This module covers some general purpose Java library classes for managing collections of objects. We'll examine/review (or skip) some of the Java 1.0 Generic Collections and then we'll learn much of the Java 2 Collections.

Objectives

• (Optional) Learn the Java 1.0 collection classes:
  • Vector
  • Stack
  • Hashtable
  • Enumerations
• We'll learn the Java 2 collection classes:
  • Collection Class
  • Iterators
  • Lists (incl. ArrayList, LinkedList, and Vector)
  • Sets (incl. HashSet)
  • ListIterators
  • Sorting and searching collections and arrays
  • Maps (HashMap, TreeMap, WeakHashmap, Hashtable)
  • Comparable, and Comparator interfaces
  • Unmodifiable and synchronized collections

Specifications

• Duration (total): 1.5 - 2 hours
• Duration of Exercises: 40 minutes
• Duration of Lecture: 1 - 1.25 hours

Pre-requisites

Material covered in this section requires attendees to know the following:

• Basic Java knowledge including exception handling, threads, applets, full use of all the language constructs, and familiarity with the core Java 1.1 APIs.
• Those without these pre-requisites should consider one of our Ultimate Java Programming Workshops.

A table of contents of this module is available upon request.

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