From 2e047fc61d5cf64721b491c5de2e3e48b265ec7d Mon Sep 17 00:00:00 2001
From: Songqing Zhang <zhangsongqing164@163.com>
Date: Mon, 18 Dec 2023 21:31:42 +0800
Subject: [PATCH] Add a const method for GetVertexMap (#1667)

Signed-off-by: songqing <zhangsongqing164@163.com>
---
 modules/graph/fragment/arrow_fragment.vineyard-mod | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/graph/fragment/arrow_fragment.vineyard-mod b/modules/graph/fragment/arrow_fragment.vineyard-mod
index bf0cbea3..22c03e7a 100644
--- a/modules/graph/fragment/arrow_fragment.vineyard-mod
+++ b/modules/graph/fragment/arrow_fragment.vineyard-mod
@@ -580,6 +580,8 @@ class [[vineyard]] ArrowFragment
                            iodoffset_[v_label][e_label][offset + 1]);
   }
 
+  const std::shared_ptr<vertex_map_t> GetVertexMap() const { return vm_ptr_; }
+
   std::shared_ptr<vertex_map_t> GetVertexMap() { return vm_ptr_; }
 
   void PrepareToRunApp(const grape::CommSpec& comm_spec,