echo "Tapping AdoptOpenJDK/openjdk"
brew tap AdoptOpenJDK/openjdk

echo "Installing Java 8, 13 and 14"
brew install --cask adoptopenjdk14
brew install --cask adoptopenjdk13
brew install --cask adoptopenjdk8

if test ! $(which jenv); then
  echo "Jenv was not already available - installing and configuring it"
  brew install jenv
  echo 'export PATH="$HOME/.jenv/bin:$PATH"' >> ~/.zshrc
  echo 'eval "$(jenv init -)"' >> ~/.zshrc
fi

echo "Adding Java versions to Jenv"
jenv add /Library/Java/JavaVirtualMachines/adoptopenjdk-14.jdk/Contents/Home
jenv add /Library/Java/JavaVirtualMachines/adoptopenjdk-13.jdk/Contents/Home
jenv add /Library/Java/JavaVirtualMachines/adoptopenjdk-8.jdk/Contents/Home