Automatically add CORS configuration to Spring controllers

📰 Dev.to · Ulrich VACHON

Learn to automatically add CORS configuration to Spring controllers with minimal code

intermediate Published 20 May 2022

Action Steps

Add the @CrossOrigin annotation to your Spring controller class or method
Configure the allowed origins, methods, and headers using the annotation's attributes
Use the CorsRegistry bean to globally configure CORS settings for your application
Implement a custom CorsConfigurationSource to handle complex CORS scenarios
Test your CORS configuration using tools like Postman or cURL

Who Needs to Know This

Backend developers and Spring framework users can benefit from this to enable cross-origin resource sharing in their applications

Key Insight

💡 Use @CrossOrigin annotation to easily add CORS headers to your Spring controllers

Key Takeaways

Learn to automatically add CORS configuration to Spring controllers with minimal code

It could be useful to add with a less of code the expected CORS headers in your Spring boot...