.travis.yml

dist: trusty

# The main language that this repo uses - this enables Gradle support
language: java

# run in container
sudo: false

# Additional packages to install
addons:
  apt:
    packages:
      - openjdk-6-jdk
      - oracle-java8-installer

# Job matrix
matrix:
  include:
    - name: "Java 6 compatible"
      jdk: openjdk7 # start with OpenJDK7 and switch later to 6
      env:
        - INCLUDE_IN_COVERAGE=false
        - GRADLE_DIST_URL=https://services.gradle.org/distributions/gradle-3.5.1-bin.zip
        - SWITCH_TO_OPENJDK6=true
    - name: "Java 7 compatible"
      jdk: openjdk7
      env:
        - INCLUDE_IN_COVERAGE=false
        - GRADLE_DIST_URL=https://services.gradle.org/distributions/gradle-3.5.1-bin.zip
    - name: "Java 8 compatible"
      jdk: oraclejdk8
      env:
        - INCLUDE_IN_COVERAGE=true
    - name: "Java 11 compatible"
      jdk: oraclejdk11
      env:
        - INCLUDE_IN_COVERAGE=false

install:
- |
  # next patch the gradle wrapper properties
  if [ "x$GRADLE_DIST_URL" != "x" ]; then
      GRADLE_WRAPPER_PROPERTIES=./gradle/wrapper/gradle-wrapper.properties
      echo "Patching $GRADLE_WRAPPER_PROPERTIES file using dist URL $GRADLE_DIST_URL"
      sed -i -e "s#distributionUrl=.*#distributionUrl=$GRADLE_DIST_URL#g" $GRADLE_WRAPPER_PROPERTIES
  fi
  # next assemble
  ./gradlew assemble

# Runs tests thatcheck the implementation (unit tests)
script:
- |
  # run tests
  # check if switching to OpenJDK 6 is needed
  $JAVA_6_HOME=""
  if [ "$SWITCH_TO_OPENJDK6" = true ]; then
      JAVA_6_HOME=$(jdk_switcher home openjdk6)
      ./gradlew check -Ptest.executable=$JAVA_6_HOME --info
  else
      # no need to switch to Java 6
      ./gradlew check --info
  fi


# Runs code coverage when everything else was successful

after_success:
- |
  if [ "$TRAVIS_BRANCH" = "master" -a "$TRAVIS_PULL_REQUEST" = "false" -a "$INCLUDE_IN_COVERAGE" = true ]; then
    export CI_NAME="travis-ci"
    export CI_BUILD_NUMBER="$TRAVIS_BUILD_NUMBER"
    export CI_BRANCH="$TRAVIS_BRANCH"
    ./gradlew jacocoTestReport coveralls
  else
    echo "Skipping coveralls [branch=$TRAVIS_BRANCH; pull_request=$TRAVIS_PULL_REQUEST; target_compat=$TARGET_COMPATIBILITY]"
  fi


# Creates a GitHub release and deploys artifacts to this release
deploy:
  #############################################################################
  # The provider that simplifies communication with GitHub
  - provider: releases
    # The GitHub API key is read from the environment (needs to be configured in Travis CI)
    api_key: $API_KEY

    # Conditions that all must be true to create a release in the first place
    on:
      # Only on correct repo
      repo: Dynatrace/openkit-java
      # Only if this commit has tags should a release be initiated
      tags: true
      # Only when built using Oracle JDK 8
      jdk: oraclejdk8

    # Metadata of this release
    #
    # The name of this release
    name: openkit-java $(git tag --contains HEAD)
    # This release should be flagged as pre-release
    prerelease: true

    # Files to be added to this release
    file:
    - build/libs/openkit-*.jar
    - build/distributions/openkit*-javadoc.zip
    # Enable wildcard operators in the file selector above
    file_glob: true

    # Prevent cleanup of build that would otherwise delete artifacts
    skip_cleanup: true

  #############################################################################
  # JFrog Bintray is handled via gradle
  - provider: script
    script: ./gradlew bintrayUpload
    # Prevent cleanup of build that would otherwise delete artifacts
    skip_cleanup: true

    on:
      # Only on correct repo
      repo: Dynatrace/openkit-java
      # Only if this commit has tags should a release be initiated
      tags: true
      # Only when built using Oracle JDK 8
      jdk: oraclejdk8