May 2024
Intermediate to advanced
752 pages
24h
Japanese
Content preview from Spring徹底入門 第2版 Spring FrameworkによるJavaアプリケーション開発
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Bean Validation のカスタマイズ
Spring MVC
のセットアップを
@EnableWebMvc
や
<mvc:annotation-driven>
要素を使用して行なうと、
Bean
Validation
の
javax.validation.Validator
インターフェイスの実装クラスが
Spring MVC
に自動で適用され
ます。実際に適用されるクラスは、
org.springframework.validation.beanvalidation.OptionalValidator
FactoryBean
です。
OptionalValidatorFactoryBean
は、
Bean Validation
の プ ロ バイダ（
Hibernate Validator
など）とのアダプタの役割を担い、実際のチェック処理はプロバイダが提供する
Validator
クラスに 委 譲してい
ます。
Spring MVC
に適用される
Bean Validation
の動作をカスタマイズする場合は、
OptionalValidatorFactory
Bean
または
LocalValidatorFactoryBean
の
Bean
定義を明示的に行ない、
Spring MVC
に適用する
Validator
を
差し替えることで実現できます。
5.7.10
Bean Validation 1.1からは、EL 式を使用してメッセージを動 ...
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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.