Spring Boot 4 and Spring Framework 7: A Hands-On Look at the Next Era of Java

aneesh kumar

3 min read

·

Mar 9, 2026

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A Deep Dive into API Versioning, Native Resilience, and the Shift to JDK 25

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The latest release of Spring Boot 4 in November 2025, built upon Spring Framework 7, marks a major milestone that will define Java development for the next decade. Following the massive shift to Jakarta EE 10 in the 3.x era, this new version doubles down on modernization, focusing on Jakarta EE 11, JDK 25, and cloud-native efficiency.

Below is a deep dive into the most impactful features, accompanied by the code you’ll need to implement them.

1. Native API Versioning

One of the most requested features arrives in Spring Framework 7: built-in API versioning. Instead of complex path-based versioning or custom filters, you can now manage versions directly within the @RequestMapping annotation.

@RestController 
@RequestMapping("/api/products") 
public class ProductController {

    @RequestMapping(value = "/search", version = "1") 
    public List<ProductV1> searchProductsV1(@RequestParam String query) { 
        // Returns simple product list
    }

    @RequestMapping(value = "/search", version = "2") 
    public ProductSearchResponseV2 searchProductsV2(@RequestParam String query…