scripts/travis_script

#!/bin/bash
#
# Travis build script, cf.
# https://docs.travis-ci.com/user/customizing-the-build/#Implementing-Complex-Build-Steps.

set -o errexit
set -o xtrace

case "$TASK" in
  "CHECK_GIT_HISTORY")
    python "$(dirname "$0")"/check-git-history.py
    ;;
  "BUILD")
    case "$TRAVIS_OS_NAME" in
      "linux")
        source /opt/jdk_switcher/jdk_switcher.sh
        export JAVA8_HOME="$(jdk_switcher home oraclejdk8)"
        case "$TRAVIS_JDK_VERSION" in
          "oraclejdk9")
            ./gradlew clean assemble check --stacktrace
            ;;
          "oraclejdk8")
            export JAVA_HOMES="$(jdk_switcher home openjdk6)/jre:$(jdk_switcher home openjdk7)/jre:$(jdk_switcher home oraclejdk8)/jre:$(jdk_switcher home oraclejdk9)"
            ./gradlew clean assemble --stacktrace
            ./gradlew check :opencensus-all:jacocoTestReport
            ./gradlew verGJF
            ;;
          "openjdk7")
            # "./gradlew classes testClasses" is a workaround for
            # https://github.com/gradle/gradle/issues/2421.
            # See https://github.com/gradle/gradle/issues/2421#issuecomment-319916874.
            JAVA_HOME="$(jdk_switcher home openjdk8)" ./gradlew classes testClasses
            ./gradlew clean assemble --stacktrace
            ./gradlew check
            ;;
          *)
            echo "Unknown JDK version $TRAVIS_JDK_VERSION"
            exit 1
            ;;
        esac
        ;;
      "osx")
        # OS X is a separate case, because the JDK version is determined by the OS X image:
        # https://docs.travis-ci.com/user/reference/osx/#JDK-and-OS-X
        ./gradlew clean assemble --stacktrace
        ./gradlew check
        ;;
      *)
        echo "Unknown OS name $TRAVIS_OS_NAME"
        exit 1
        ;;
    esac
    ;;
  "CHECKER_FRAMEWORK")
    ./gradlew clean assemble -PcheckerFramework=true
    ;;
  "CHECK_EXAMPLES_LICENSE")
    curl -L -o checkstyle-8.12-all.jar https://github.com/checkstyle/checkstyle/releases/download/checkstyle-8.12/checkstyle-8.12-all.jar
    java -DrootDir=. -jar checkstyle-8.12-all.jar -c buildscripts/checkstyle.xml examples/src/
    ;;
  "CHECK_EXAMPLES_FORMAT")
    curl -L -o google-java-format-1.5-all-deps.jar https://github.com/google/google-java-format/releases/download/google-java-format-1.5/google-java-format-1.5-all-deps.jar
    java -jar google-java-format-1.5-all-deps.jar --set-exit-if-changed --dry-run `find examples/src/ -name '*.java'`
    ;;
  "BUILD_EXAMPLES_GRADLE")
    pushd examples && ./gradlew clean assemble --stacktrace && popd
    ;;
  "BUILD_EXAMPLES_MAVEN")
    pushd examples && mvn clean package appassembler:assemble -e && popd
    ;;
  "BUILD_EXAMPLES_BAZEL")
    pushd examples && bazel clean && bazel build :all && popd
    ;;
  *)
    echo "Unknown task $TASK"
    exit 1
    ;;
esac