sudo: false
language: java

dist:
  - trusty

before_script:
  - if [[ "x$JDK" == *'x9'* ]]; then export MAVEN_SKIP_RC=true; fi
  - if [[ "x$JDK" != *'x9'* ]]; then export COVERALLS=coveralls:report; fi

script:
  - export JDK8_HOME=$(jdk_switcher home oraclejdk8)
  - export JDK9_HOME=/usr/lib/jvm/java-9-oracle
  - test -d "${JDK9_HOME}" || export JDK9_HOME=$(jdk_switcher home oraclejdk8)

before_cache:
  # No sense in caching current build artifacts
  - rm -rf $HOME/.m2/repository/com/zaxxer

cache:
  directories:
    - $HOME/.m2/repository

matrix:
  fast_finish: true
  include:
    - jdk: oraclejdk8
    - jdk: oraclejdk9
      env:
        - JDK=9

install: /bin/true

script:
  - mvn package -Dskip.unit.tests=true -Dmaven.javadoc.skip=true -V -B
  - mvn test $COVERALLS -V -P coverage