anchor.diff:  
   # To install the default OpenJDK environment
   RUN add-apt-repository -y ppa:openjdk-r/ppa
  -RUN apt-get -y update 
  +RUN apt-get -y update
   RUN apt-get -y install openjdk-8-jdk
   
   # To install the OpenJDK 7, comment out the above and uncomment the following.
   #RUN apt-get install -y openjdk-7-jdk
   
  -# Optionally to install the Oracle JDK, comment out the above, uncomment the 
  +# Optionally to install the Oracle JDK, comment out the above, uncomment the
   # the next 3 lines, and then uncommment the preferred JDK version.
   #RUN apt-get -y install python-software-properties
   #RUN add-apt-repository -y ppa:webupd8team/java
  
positive.code: FROM ubuntu:15.04
  
  # File Maintainer
  MAINTAINER Michael Joseph Walsh
  
  # Update the sources list
  RUN apt-get -y update
  
negative.code: #
  # An example of retrieving the snapshot jar would be the following:
  #
  # ➜  /tmp  docker cp 83ad9afb6096:/java-stix/build/libs/stix-1.2.0.2-SNAPSHOT.jar .
  #
  #
  ############################################################
  