参数校验

src/main/java/com/greenorange/promotion/exception/GlobalExceptionHandler.java

@@ -5,12 +5,19 @@ import com.greenorange.promotion.common.ErrorCode;
 import com.greenorange.promotion.common.ResultUtils;
 import io.swagger.v3.oas.annotations.Hidden;
 import lombok.extern.slf4j.Slf4j;
+import net.sf.jsqlparser.util.validation.ValidationError;
 import org.springframework.http.converter.HttpMessageNotReadableException;
+import org.springframework.validation.BindingResult;
+import org.springframework.validation.FieldError;
 import org.springframework.validation.ObjectError;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.List;
+
 /**
  * 全局异常处理器
  */
@@ -23,10 +30,19 @@ public class GlobalExceptionHandler {
     // 处理参数绑定失败的异常
     @ExceptionHandler(MethodArgumentNotValidException.class)
     public BaseResponse<?> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
-        log.error("MethodArgumentNotValidException", e);
-        return ResultUtils.error(ErrorCode.PARAMS_ERROR, e.getMessage());
+        StringBuilder errors = new StringBuilder();
+        // 按字段名排序，确保每次返回的顺序一致
+        e.getBindingResult().getFieldErrors().stream()
+                .sorted(Comparator.comparing(FieldError::getField))  // 按字段名排序
+                .forEach(fieldError -> errors.append("Field: ")
+                        .append(fieldError.getField())
+                        .append(" | Error: ")
+                        .append(fieldError.getDefaultMessage())
+                        .append("; "));
+        return ResultUtils.error(ErrorCode.PARAMS_ERROR, errors.toString());
     }
 
+
     // 处理消息体解析失败的异常
     @ExceptionHandler(HttpMessageNotReadableException.class)
     public BaseResponse<?> handleHttpMessageNotReadableException(HttpMessageNotReadableException e) {