登陆注册后端接口

Change-Id: Ida548e4f32a505259dd180a5ae1ff8989ccfc076
diff --git a/src/main/java/database/Database2.java b/src/main/java/database/Database2.java
index 0e6dadf..7a58953 100644
--- a/src/main/java/database/Database2.java
+++ b/src/main/java/database/Database2.java
@@ -1101,4 +1101,9 @@
             }
         }
     }
+
+    @Override
+    public Post[] GetPostList(){
+        return null;
+    }
 }
\ No newline at end of file