Class CollectionsFrameworkExamples

java.lang.Object
net.jrodolfo.java_evolution.java02.CollectionsFrameworkExamples
public class CollectionsFrameworkExamples extends Object
Demonstrates the Collections Framework introduced in Java 2.

  • Constructor Details

    • CollectionsFrameworkExamples

      public CollectionsFrameworkExamples()

  • Method Details

    • orderedNames

      public List orderedNames()
      Uses a List when duplicates and insertion order matter.
      Returns:
      ordered names including duplicates

    • uniqueNames

      public Set uniqueNames()
      Uses a Set when uniqueness matters.
      Returns:
      unique names

    • releaseDescriptions

      public Map releaseDescriptions()
      Uses a Map for key/value lookup.
      Returns:
      release descriptions by version number