Dockerfile for Oracle-Java8 with Ubuntu on RPi2

Dockerfile_for_Oracle-Java8_with_Ubuntu_on_RPi2.dockerfile

# Oracle Java 8 Dockerfile
#
# https://github.com/dockerfile/java
# https://github.com/dockerfile/java/tree/master/oracle-java8
#
# origin: https://github.com/dockerfile/java/blob/master/oracle-java8/Dockerfile
# modified by: Wei Lin
# date: 2015/9/2

# Pull base image.
FROM armv7/armhf-ubuntu:14.04

MAINTAINER Wei Lin

ENV TERM linux

# Install Java.
RUN echo oracle-java8-installer shared/accepted-oracle-license-v1-1 select true | debconf-set-selections && \
    apt-get update && \
    apt-get install -y software-properties-common && \
    add-apt-repository -y ppa:webupd8team/java && \
    apt-get update && \
    apt-get install -y oracle-java8-installer
    
# Upgrade and clean up
RUN apt-get dist-upgrade -y && \
    apt-get remove -y software-properties-common && \
    apt-get autoremove -y && \
    apt-get autoclean -y && \
    apt-get clean -y && \
    rm -rf /var/lib/apt/lists/* && \
    rm -rf /var/cache/oracle-jdk8-installer

# Define working directory.
WORKDIR /data

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

# Append PATH
ENV PATH $PATH:$JAVA_HOME/bin

# Environment variables
RUN echo " " >> /etc/profile && \
    echo "#_____________________" >> /etc/profile && \
    echo "force_color_prompt=yes" >> /etc/profile && \
    echo "alias cls='clear'" >> /etc/profile && \
    echo "export TERM=linux" >> /etc/profile 
    
RUN echo " " >> /root/.bashrc && \
    echo "#_____________________" >> /root/.bashrc && \
    echo "force_color_prompt=yes" >> /root/.bashrc && \
    echo "alias cls='clear'" >> /root/.bashrc && \
    echo "export TERM=linux" >> /root/.bashrc     
    
# Define default command.
CMD ["bash"]