From 05fd73e64362870307dc853a339bc6652efb39d0 Mon Sep 17 00:00:00 2001
From: Chen Zhang <340355960@qq.com>
Date: Wed, 18 Aug 2021 21:48:40 +0800
Subject: [PATCH] Improve Travis CI build Performance

---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index da6fe0877..ac1293663 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,3 +5,7 @@ sudo: false
 
 after_success:
   - bash <(curl -s https://codecov.io/bash)
+
+cache:
+  directories:
+  - $HOME/.m2