June 2022
Beginner to intermediate
672 pages
17h 23m
Japanese
Content preview from Head Firstデザインパターン 第2版 ―頭とからだで覚えるデザインパターンの基本
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Abstract Factory
パターンの定義
Abstract Factoryパターンは、具象クラスを指定せずに、一連
の関連オブジェクトや依存オブジェクトを作成するためのイン
タフェースを提供する。
ファクトリパターンファミリーに、一連の製品を作成できるようにする別のパターンを追加
します。このパターンの正式な定義を確認しましょう。
Abstract Factory
によって、クライアントが抽象インタフェースを使って、実際に作成される
具体的な製品を知る（または関知する）ことなく関連する一連の製品を作成できることがわか
りました。この方法では、クライアントは具体的な製品の詳細から完全に分離されます。以下
のクラス図を見て、それぞれがどのように関連しているのかを確認しましょう。
CreateProductA()
CreateProductB()
<<interface>>
AbstractFactory
Client
ProductB1
<<interface>>
AbstractProductB
ProductA1
ProductB2
<<interface>>
AbstractProductA
ProductA2
CreateProductA()
CreateProductB()
ConcreteFactory2
CreateProductA()
CreateProductB()
ConcreteFactory1
Client
は抽象ファクトリに対して記述さ
れ、実行時に実際のファクトリで構成さ
れます。
具象ファクトリはさまざまな一連の製 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.