Docker file to install base image and Java 8 image (Oracle). Also this script contains build.sh file to simplify build process.

build.sh

#!/bin/bash
IMAGE_NAME=${PWD##*/}
docker build --no-cache -t dpcdata/${IMAGE_NAME} .

Dockerfile

# image that solves PID 1 issue
FROM phusion/baseimage:0.9.17

# make sure that package repository is up to date
RUN \
  sed -i 's/# \(.*multiverse$\)/\1/g' /etc/apt/sources.list && \
  apt-get update && \
  apt-get -y upgrade && \
  locale-gen en_US.UTF-8

# install Java 8, telnet, wget
RUN \
  echo oracle-java8-installer shared/accepted-oracle-license-v1-1 select true | debconf-set-selections && \
  add-apt-repository -y ppa:webupd8team/java && \
  apt-get update && \
  apt-get install -y oracle-java8-installer telnet wget && \
  rm -rf /var/lib/apt/lists/* && \
  rm -rf /var/cache/oracle-jdk8-installer

# Define commonly used JAVA_HOME variable
ENV JAVA_HOME /usr/lib/jvm/java-8-oracle

# Set correct environment variables.
ENV HOME /root