Package org.glassfish.pfl.basic.contain

Class MultiSet<E>

  • public class MultiSet<E>
extends java.lang.Object
    A simple abstraction of a MultiSet, that is, a "set" that can contain more than one copy of the same element. I am implementing only the bare minimum that is required for now.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private java.util.Map<E,​java.lang.Integer> contents  

    • Constructor Summary

      Constructors 
      Constructor Description
      MultiSet()  

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void add​(E element)  
      boolean contains​(E element)  
      static void main​(java.lang.String[] args)  
      void remove​(E element)  
      private static void shouldBeFalse​(boolean val, java.lang.String msg)  
      private static void shouldBeTrue​(boolean val, java.lang.String msg)  
      int size()
      Return the number of unique elements in this MultiSet.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • contents

        private java.util.Map<E,​java.lang.Integer> contents

    • Constructor Detail

      • MultiSet

        public MultiSet()

    • Method Detail

      • add

        public void add​(E element)

      • remove

        public void remove​(E element)

      • contains

        public boolean contains​(E element)

      • size

        public int size()
        Return the number of unique elements in this MultiSet.

      • shouldBeTrue

        private static void shouldBeTrue​(boolean val,
                                 java.lang.String msg)

      • shouldBeFalse

        private static void shouldBeFalse​(boolean val,
                                  java.lang.String msg)

      • main

        public static void main​(java.lang.String[] args)