July 2024
Beginner to intermediate
272 pages
5h 40m
Japanese
Content preview from アーキテクトの教科書 価値を生むソフトウェアのアーキテクチャ構築
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図1.5.1
C/Sシステム（上）と Webアプリケーション（下）
クライアント端末
UI データ
ビジネス
ロジック
DBサーバー
クライアント端末
（Webブラウザ）
UI データ
ビジネス
ロジック
DBサーバーAPサーバー
アプリケーション統合の観点では、既存のアプリケーション機能を
サービスという単位で再利用することを狙ったSOA（Service
Oriented Architecture）という設計思想が生まれ、SOAに基づくアプ
リケーション統合基盤としてESB（Enterprise Service Bus）と呼ばれ
るミドルウェア製品も大企業を中心に導入が進みました。
Java言語を用いたエンタープライズ向け開発ならJava EE、SOAの
サービスを実装するプロトコルはSOAPという具合に標準化も進みま
した。そして標準に準拠することが是とされたため、アーキテクチャの
設計にあたっても基本はベストプラクティスに従えば問題ありませんで
した。一方で、標準が重厚になり過ぎて開発効率が下がってしまうとい
う課題もあり、そういった背景からSpring Frameworkのような当時
軽量コンテナと呼ばれたアプリケーションフレームワークが世の中に出
てきたのもこの頃です。
2020年代の時代背景とアーキテクチャ設計のトレンド
2020年代においては、BtoC（一般消費者向け）であれBtoB（企業向
け）であれ、魅力的なサービスを顧客に対していかに素早く提供できる
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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.