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The input validation is a must in any scale application, and very often is a job that takes place in multiple application layers from Web to Persistence tier applying mostly the same set of rules, becoming a time consuming and verbose work. Java bean validation specification gives us the way to apply the validation at any layer using metadata on the bean to apply the validation rules in any layer with not duplicate code.

For this tutorial, I’m going to show you how to use the Java Bean validation in a Spring Boot application and how extends it’s functionality to…

Rodolfo Rojas Segura

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