Which of the following is the correct way to declare an exception handler method in a Spring Boot controller?

easy📝 Syntax Q12 of 15

Spring Boot - Exception Handling

A@RequestMapping(Exception.class) public String handleError() { return "error"; }

B@GetMapping(Exception.class) public String handleError() { return "error"; }

C@Autowired(Exception.class) public String handleError() { return "error"; }

D@ExceptionHandler(Exception.class) public String handleError() { return "error"; }

Step-by-Step Solution

Solution:

Step 1: Identify the correct annotation for exception handling
@ExceptionHandler is the annotation used to mark methods that handle exceptions.
Step 2: Check the method signature
The method should be annotated with @ExceptionHandler(Exception.class) and return a response, here a String view name.
Final Answer:
@ExceptionHandler(Exception.class) public String handleError() { return "error"; } -> Option D
Quick Check:
@ExceptionHandler syntax [OK]

Quick Trick: Use @ExceptionHandler with exception class to handle errors [OK]

Common Mistakes:

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