travis test changes.

Tejas-Sangani · Tejas-Sangani · commit 9b700b899448 · 2019-06-03T16:38:57.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,10 @@
 language: java
+dist: xenial
 # The cross product of the jdk and env settings form the matrix of builds Travis will run.
 jdk:
   - oraclejdk8
+  - oraclejdk9
+  - openjdk7
   - openjdk8
 notifications:
   email:
