Dockerfile for an Oracle JDK 8u191 run-time based on Ubuntu 18.04 Minimal

Dockerfile

FROM ubuntu:18.04

LABEL maintainer="damianperera@medium.com"

# Install necessary packages
RUN apt-get update -y && \
    apt-get install -y g++ build-essential gcc libc6-dev python2.7 python2.7-dev supervisor cron vim unzip curl wget tree

COPY jdk-8u191-linux-x64.tar.gz .

RUN mkdir -p /opt/jdk && \
    tar -zvxf jdk-8u191-linux-x64.tar.gz -C /opt/jdk && \
    rm jdk-8u191-linux-x64.tar.gz

RUN update-alternatives --install /usr/bin/java java /opt/jdk/jdk1.8.0_191/bin/java 100 && \
    update-alternatives --install /usr/bin/javac javac /opt/jdk/jdk1.8.0_191/bin/javac 100 && \
    update-alternatives --display java && \
    update-alternatives --display javac && \
    java -version