修复能修改他人博客的问题

src/main/java/cn/meteor/beyondclouds/modules/blog/service/impl/BlogServiceImpl.java

@@ -242,8 +242,13 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog> implements IB
         Assert.notNull(blog, "blog must not be null");
         Assert.notNull(blog.getBlogId(), "blogId must not be null");
         Assert.notNull(blog.getUserId(),"userId must not be null");
+
         //1.判断当前用户是否拥有此博客
-        Blog blogInDb = getById(blog);
+        QueryWrapper<Blog> blogQueryWrapper = new QueryWrapper<>();
+        blogQueryWrapper
+                .eq("blog_id", blog.getBlogId())
+                .eq("user_id", blog.getUserId());
+        Blog blogInDb = getOne(blogQueryWrapper);
         if (null == blogInDb) {
             throw new BlogServiceException(BlogErrorCode.BLOG_NOT_FOUND);
         }