language: java
jdk:
  - openjdk8
  - openjdk10
  - openjdk11
  - oraclejdk9
after_success:
  - mvn clean test coveralls:jacoco

language: java
dist: trusty
jdk:
  - openjdk8
  - openjdk10
  - openjdk11
  - oraclejdk9
after_success:
  - mvn clean test coveralls:jacoco

Fix CI: change distro from xenial to trusty
Fix CI: change distro from xenial to trusty

... in order for Oracle JDK 9 to work.
See also: https://travis-ci.community/t/java-9-build-failing-with-https-certificate-exception/4364/2
