给HttpMessageNotReadableException和MissingServletRequestParameterException指定了全局错误处理器，现在当前端发送给后端的参数不对的时候也能正确返回401错误了

src/main/java/org/cmh/backend/Utils/GlobalExceptionHandler.java

@@ -2,9 +2,15 @@ package org.cmh.backend.Utils;
 
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.http.converter.HttpMessageNotReadableException;
+import org.springframework.web.bind.MissingServletRequestParameterException;
 import org.springframework.web.bind.annotation.ControllerAdvice;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+
 @ControllerAdvice
 public class GlobalExceptionHandler {
 
@@ -12,4 +18,17 @@ public class GlobalExceptionHandler {
     public ResponseEntity<Object> handleJwtInvalidException(JwtValidationException ex) {
         return new ResponseEntity<>(HttpStatus.UNAUTHORIZED);
     }
+
+    @ExceptionHandler(MissingServletRequestParameterException.class)
+    public ResponseEntity<Map<String, String>> handleMissingServletRequestParameterException(MissingServletRequestParameterException ex) {
+        HashMap<String, String> response = new HashMap<>();
+        response.put("error", ex.getMessage());
+        response.put("stackTrace", Arrays.toString(ex.getStackTrace()));
+        return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(HttpMessageNotReadableException.class)
+    public ResponseEntity<String> handleHttpMessageNotReadableException(HttpMessageNotReadableException ex) {
+        return new ResponseEntity<>(ex.getMessage(), HttpStatus.BAD_REQUEST);
+    }
 }