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bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/BaseController.java

@@ -2,9 +2,18 @@ package plus.bookshelf.Controller.Controller;
 
 import org.springframework.beans.factory.annotation.Autowired;
 // import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import plus.bookshelf.Common.Error.BusinessErrorCode;
+import plus.bookshelf.Common.Error.BusinessException;
+import plus.bookshelf.Common.Response.CommonReturnType;
+import plus.bookshelf.Common.Response.CommonReturnTypeStatus;
 import plus.bookshelf.Service.Model.UserModel;
 
 import javax.servlet.http.HttpServletRequest;
+import java.util.HashMap;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 
@@ -41,4 +50,24 @@ public class BaseController {
         // redisTemplate.opsForValue().set(uuidToken, userModel);
         return uuidToken;
     }
+
+    // 定义ExceptionHandler解决未被Controller层吸收的Exception
+    @ExceptionHandler(Exception.class)
+    @ResponseStatus(HttpStatus.OK)
+    @ResponseBody
+    public Object handlerException(HttpServletRequest request, Exception ex) {
+
+        HashMap<Object, Object> responseData = new HashMap<>();
+
+        if (ex instanceof BusinessException) {
+            BusinessException businessException = (BusinessException) ex;
+            responseData.put("errCode", businessException.getErrCode());
+            responseData.put("errMsg", businessException.getErrMsg());
+        } else {
+            responseData.put("errCode", BusinessErrorCode.UNKNOWN_ERROR.getErrCode());
+            responseData.put("errMsg", BusinessErrorCode.UNKNOWN_ERROR.getErrMsg());
+        }
+
+        return CommonReturnType.create(responseData, CommonReturnTypeStatus.FAILED);
+    }
 }