From ed0ef13a10a9ab9a784927774460d9d405f90e2f Mon Sep 17 00:00:00 2001
From: XenoAmess <xenoamess@gmail.com>
Date: Tue, 26 May 2020 12:16:49 +0800
Subject: [PATCH] refine travis-ci scripts

---
 .travis.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 41d35442f..e5b4b5f39 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,7 +14,9 @@
 # limitations under the License.
 
 language: java
-
+cache:
+  directories:
+    - $HOME/.m2
 matrix:
   include:
     - os: linux-ppc64le