flyweight

Class Data

java.lang.Object

flyweight.Data

public class Data
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.HashMap<java.lang.Integer,Video>	hashmap

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Data()

Method Summary

Modifier and Type	Method and Description
static Video	getVideo(java.lang.String title, int year, java.lang.String director) Creates and manages flyweight objects.
private static int	hash3(java.lang.Object key1, java.lang.Object key2, java.lang.Object key3)

Methods inherited from class java.lang.Object

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

Field Detail

hashmap

private static java.util.HashMap<java.lang.Integer,Video> hashmap

Constructor Detail

Data

private Data()

Method Detail

hash3

private static int hash3(java.lang.Object key1,
                         java.lang.Object key2,
                         java.lang.Object key3)

getVideo

public static Video getVideo(java.lang.String title,
                             int year,
                             java.lang.String director)

Creates and manages flyweight objects. Ensures that flyweights are shared properly. When a client requests a flyweight, the Flyweight Factory object supplies an existing instance or creates one, if none exists.