Path Variables, Query Params & Validation — Roadmap Step & Resources
Extracting request data and validating it with Bean Validation annotations
- Level: intermediate
- Estimated time: 1 days
- Roadmap: Java + Spring Boot
Before this step
Interview questions
- How does @Valid combine with a DTO to enforce input validation automatically?
Study resources
- express-validator (Article) — The official documentation for express-validator, the standard request validation middleware for Express.
- Validation in Spring Boot (Article) — Baeldung's guide to Bean Validation annotations for validating incoming requests.
- Spring Boot Request Validation Explained (Video) — Covers using @Valid with a DTO to enforce input validation automatically.
- Zod Documentation (Article) — Official documentation for Zod, the modern TypeScript-first schema validation library for APIs.
- Zod Tutorial - Complete Crash Course (Video) — Web Dev Simplified covers schema validation, parsing request bodies, and handling error formats with Zod.
Part of
- Building REST APIs with Spring Boot — section
- Java + Spring Boot roadmap — the full learning path