Case Study :: Exception Handling

The Problem

If unhandled error is thrown, there is probability that the error could cause chaos, like blank page or force close.

The Objective

Fix the error happened with exception handling.

The Expected Result

Any unexpected error happened is handled and not causing chaos.

Solution

@ExceptionHandler(Exception.class)
public ResponseEntity<Object> handleGlobalException(Exception ex, WebRequest request) {
    // Extract the exception message
    String errorMessage = ex.getMessage();        
    
    // Return a simplified JSON response with the error message
    return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
        .body("{\"error\": \"" + errorMessage + "\"}");
}

Result