## sudo -E is required to preserve the environment. If you remove that line, it will most like freeze at this step
RUN sudo -E add-apt-repository ppa:openjdk-r/ppa && apt-get update && apt-get install -y openjdk-8-jdk
## Setup JAVA_HOME, this is useful for docker commandline
## sudo -E is required to preserve the environment. If you remove that line, it will most like freeze at this step
RUN sudo -E add-apt-repository ppa:openjdk-r/ppa && apt-get update && apt-get install -y openjdk-8-jdk
## Setup JAVA_HOME, this is useful for docker commandline