Spring Boot - API Documentation
You want to add a custom header parameter globally to all API operations in SpringDoc OpenAPI. Which approach is correct?
You want to add a custom header parameter globally to all API operations in SpringDoc OpenAPI. Which approach is correct?
hard📝 Conceptual Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Understand global customization options
SpringDoc allows global API customization via OpenApiCustomiser beans.Step 2: Identify correct method to add header globally
Implementing OpenApiCustomiser lets you add a header parameter to all operations programmatically.Step 3: Eliminate incorrect options
Adding @RequestHeader everywhere is manual; properties file and @OpenAPIDefinition do not support global headers directly.Final Answer:
Create a custom OpenApiCustomiser bean that adds the header parameter -> Option AQuick Check:
Global header = OpenApiCustomiser bean [OK]
Quick Trick: Use OpenApiCustomiser bean for global headers [OK]
Common Mistakes:
- Manually annotating every method
- Expecting properties file to add headers
- Misusing @OpenAPIDefinition for headers
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