fix

@@ -29,7 +29,10 @@ public class PublicArticleLabelService {
      * @param targetObject
      */
     public void deleteData(PublicArticleLabel targetObject) {
-        final PublicArticleLabel existObject = publicArticleLabelRepository.findByLabelIdAndArticleId(targetObject.getLabelId(), targetObject.getLabelId());
+        /**
+         * 一个文章可以关联多个标签
+         */
+        final PublicArticleLabel existObject = publicArticleLabelRepository.findByLabelIdAndArticleId(targetObject.getLabelId(), targetObject.getArticleId());
         if (existObject == null) {
             log.info("get nothing from database by condition labelId and articleId with targetObject {}", targetObject.toString());
             return;
@@ -43,6 +46,11 @@ public class PublicArticleLabelService {
      * @param targetObject
      */
     public void updateData(PublicArticleLabel targetObject) {
+        final PublicArticleLabel existObject = publicArticleLabelRepository.findByLabelIdAndArticleId(targetObject.getLabelId(), targetObject.getArticleId());
+        if (existObject != null) {
+            log.error("something goes wrong, in this operation, there's no update , just only insert");
+            return;
+        }
         publicArticleLabelRepository.save(targetObject);
     }
 }