feat: 전역 예외 처리 추가

fileshield-bootstrap/src/main/java/com/flow/sa46lll/fileshield/adapter/in/web/ApiControllerAdvice.java

@@ -0,0 +1,48 @@
+package com.flow.sa46lll.fileshield.adapter.in.web;
+
+import com.flow.sa46lll.fileshield.dto.ApiResponse;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.converter.HttpMessageNotReadableException;
+import org.springframework.web.HttpRequestMethodNotSupportedException;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@RestControllerAdvice
+public class ApiControllerAdvice {
+
+    private static final Logger log = LoggerFactory.getLogger(ApiControllerAdvice.class);
+
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    @ResponseStatus(HttpStatus.BAD_REQUEST)
+    protected <T> ApiResponse<T> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
+        log.warn("handleMethodArgumentNotValidException: ", e);
+        return ApiResponse.failure(
+                e.getBindingResult().getAllErrors().get(0).getDefaultMessage()
+        );
+    }
+
+    @ExceptionHandler(HttpMessageNotReadableException.class)
+    @ResponseStatus(HttpStatus.BAD_REQUEST)
+    public <T> ApiResponse<T> handleHttpMessageNotReadableException(HttpMessageNotReadableException e) {
+        log.info("handleHttpMessageNotReadableException: ", e);
+        return ApiResponse.failure(e.getMessage());
+    }
+
+    @ExceptionHandler(HttpRequestMethodNotSupportedException.class)
+    @ResponseStatus(HttpStatus.METHOD_NOT_ALLOWED)
+    public <T> ApiResponse<T> handleHttpRequestMethodNotSupportedException(HttpRequestMethodNotSupportedException e) {
+        log.info("handleHttpRequestMethodNotSupportedException: ", e);
+        return ApiResponse.failure(e.getBody().getTitle());
+    }
+
+    @ExceptionHandler(Exception.class)
+    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
+    public <T> ApiResponse<T> handleException(Exception e) {
+        log.error("handleException: ", e);
+        return ApiResponse.failure();
+    }
+}

fileshield-bootstrap/src/main/java/com/flow/sa46lll/fileshield/dto/ApiResponse.java

@@ -0,0 +1,23 @@
+package com.flow.sa46lll.fileshield.dto;
+
+public record ApiResponse<T>(String code, String message, T data) {
+
+    private static final String SUCCESS = "요청에 성공했습니다.";
+    private static final String FAIL = "요청에 실패했습니다.";
+
+    public static <T> ApiResponse<T> success() {
+        return new ApiResponse<>(SUCCESS, null, null);
+    }
+
+    public static <T> ApiResponse<T> success(T data) {
+        return new ApiResponse<>(SUCCESS, null, data);
+    }
+
+    public static <T> ApiResponse<T> failure() {
+        return new ApiResponse<>(FAIL, null, null);
+    }
+
+    public static <T> ApiResponse<T> failure(String message) {
+        return new ApiResponse<>(FAIL, message, null);
+    }
+}