1sudo wget http://cdn.azul.com/zulu-embedded/bin/zulu11.31.16-ca-jdk11.0.3-linux_aarch32hf.tar.gz
2sudo tar -xfvz zulu11.31.16-ca-jdk11.0.3-linux_aarch32hf.tar.gz
3sudo rm *.tar.gz
1sudo update-alternatives --install /usr/bin/java java /opt/jdk/zulu11.31.16-ca-jdk11.0.3-linux_aarch32hf/bin/java 1
2sudo update-alternatives --install /usr/bin/javac javac /opt/jdk/zulu11.31.16-ca-jdk11.0.3-linux_aarch32hf/bin/javac 1