Spring Boot - REST Controllers
What is the primary purpose of the
@PutMapping annotation in Spring Boot?What is the primary purpose of the @PutMapping annotation in Spring Boot?
easy📝 Conceptual Q11 of 15
Step-by-Step Solution
Solution:
Step 1: Understand HTTP methods
HTTP PUT is used to update existing data on the server.Step 2: Match annotation to HTTP method
@PutMappingmaps HTTP PUT requests to controller methods.Final Answer:
To handle HTTP PUT requests for updating existing resources -> Option BQuick Check:
@PutMapping = update data [OK]
Quick Trick: Put means update existing data via HTTP PUT [OK]
Common Mistakes:
- Confusing @PutMapping with @PostMapping
- Thinking @PutMapping creates new data
- Mixing HTTP methods like GET or DELETE
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