src/main/java/com/example/rest/exception/GlobalExceptionHandler.java - master - itokar98/HomeWorkSpringBootRest

src/main/java/com/example/rest/exception/GlobalExceptionHandler.java

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itokar98

Запрос на слияние 'feature/task2' (#1) из feature/task2 в master

02 фев 2026, 17:55

02 фев 2026, 17:55d3d706d

package com.example.rest.exception;

import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@RestControllerAdvice
public class GlobalExceptionHandler {

    // Обработка ошибок валидации (@Valid)
    @ExceptionHandler(MethodArgumentNotValidException.class)
    public ResponseEntity<Map<String, String>> handleValidationExceptions(
            MethodArgumentNotValidException ex) {

        Map<String, String> errors = new HashMap<>();
        ex.getBindingResult().getAllErrors().forEach((error) -> {
            String fieldName = ((FieldError) error).getField();
            String errorMessage = error.getDefaultMessage();
            errors.put(fieldName, errorMessage);
        });

        return ResponseEntity
                .status(HttpStatus.BAD_REQUEST)
                .body(errors);
    }

    // Обработка InvalidCredentials
    @ExceptionHandler(InvalidCredentials.class)
    public ResponseEntity<String> handleInvalidCredentials(InvalidCredentials ex) {
        return ResponseEntity
                .status(HttpStatus.BAD_REQUEST)
                .body(ex.getMessage());
    }

    // Обработка UnauthorizedUser
    @ExceptionHandler(UnauthorizedUser.class)
    public ResponseEntity<String> handleUnauthorizedUser(UnauthorizedUser ex) {
        System.out.println("Unauthorized access attempt: " + ex.getMessage());

        return ResponseEntity
                .status(HttpStatus.UNAUTHORIZED)
                .body(ex.getMessage());
    }
}