---
title: "Discussion on \"A Beginner's Guide to Creating Custom Validators in Spring\" | Hashnode"
description: "Discussion on \"A Beginner's Guide to Creating Custom Validators in Spring\". In this example, we're creating a custom validator that checks if the age is greater than or equal to a specified minimum age.\nFirst, create a custom validator by implementing the javax.validation.ConstraintValidator interface:\npublic class AgeValida..."
url: "https://hashnode.com/posts/a-beginners-guide-to-creating-custom-validators-in-spring/6408d0ec6a58a6ebb2d32f47"
---

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# [A Beginner's Guide to Creating Custom Validators in Spring](https://donnie-coding.hashnode.dev/a-beginners-guide-to-creating-custom-validators-in-spring?utm_source=hashnode&utm_medium=feed)

In this example, we're creating a custom validator that checks if the age is greater than or equal to a specified minimum age. First, create a custom validator by implementing the javax.validation.ConstraintValidator interface: public class AgeValida...

Mar 8, 2023 · 3 min read · donnie-coding.hashnode.dev  
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[Do Nguyen](https://hashnode.com/@donnie-dev)

@donnie-dev · HCMC, Vietnam

  
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Java

It's not necessary to be successful by all means, but I never accept failure

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