Hence we are getting instance of our specific needs. In this blog, you have learned about the factory pattern design principle in JS. Hope you have liked it. In my next article, you will come across the other design patterns, such as Singleton, Builder Pattern, etc. in JavaScript....
I have already created a structure following the factory design pattern, now all I have to do is use it. Let’s go to that file. Init.js This way we can easily create instances of the two types of objects by using the createMedia method, notice that in line 2 the variable “mediaF...
简介 抽象工厂模式(Abstract Factory Pattern)属于创建者模式,是一个超级工厂,主要用来创建其他的工厂。工厂方法是一个具体工厂,用来创建对象,而抽象工厂则是用来创建工厂的类。 它为访问类提供一个创建一组相互依赖对象的接口,且访问类无须指定具体类就能得到同类下不同等级的对象的模式。在抽象工厂模式中,接口是负责...
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Design Pattern - Factory Pattern - Factory pattern is one of the most used design patterns in Java. This type of design pattern comes under creational pattern as this pattern provides one of the best ways to create an object.
String[]args){IBannerFactoryfactory=null;try{factory=(IBannerFactory)Class.forName("designpattern....
代码语言:js 复制 1using System;23namespace FactoryMethod4{5classProgram6{7staticvoidMain(string[]args)8{9AudiFactory f=newA5Factory();//利用反射可完全解除 客户程序 与具体类型的依赖,此处略过...10Audi a=f.CreateAudi();11a.Test();12Console.ReadKey();13}14}1516#region"接口/抽象"部分17pub...
vartype ="DesignPattern.FactoryMethodPattern.FactoryMethod."+ format +"Factory"; varfactory = (VideoPlayerFactory)assembly.CreateInstance(type); returnfactory; } 现在来看客户端已经不再依赖于任何具体的创建工厂了,而只能抽象创建工厂类VideoPlayerFactory有关,完全实现了解耦。如需要增加新的播放器,只需要添加...
vartype ="DesignPattern.FactoryMethodPattern.FactoryMethod."+ format +"Factory"; varfactory = (VideoPlayerFactory)assembly.CreateInstance(type); returnfactory; } 现在来看客户端已经不再依赖于任何具体的创建工厂了,而只能抽象创建工厂类VideoPlayerFactory有关,完全实现了解耦。如需要增加新的播放器,只需要添加...
Abstract Factory patterns work around a super-factory which creates other factories. This factory is also called as factory of factories. This type of design pattern comes under creational pattern as this pattern provides one of the best ways to create an object. ...