From bbaccda0ba84322bb69ed8609e9c288980f8ac1e Mon Sep 17 00:00:00 2001
From: Iwao AVE! <harawata@gmail.com>
Date: Wed, 3 Apr 2019 21:28:53 +0900
Subject: [PATCH] [ci] Cache maven dependencies.

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

diff --git a/.travis.yml b/.travis.yml
index ad16852b9a5..b93c469390a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,10 @@ jdk:
   - oraclejdk11
   - oraclejdk8
 
+cache:
+  directories:
+    - $HOME/.m2
+
 before_install:
   - echo "MAVEN_OPTS='-Dlicense.skip=true'" > ~/.mavenrc