install-java.sh

#!/bin/bash
sudo apt-get install software-properties-common
sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer

sudo bash -c "echo JAVA_HOME="/usr/lib/jvm/java-8-oracle" >> /etc/environment"
java -version


export MAVEN_VERSION=3.3.9
sudo mkdir -p /usr/share/maven /usr/share/maven/ref \
  && sudo curl -fsSL http://apache.osuosl.org/maven/maven-3/$MAVEN_VERSION/binaries/apache-maven-$MAVEN_VERSION-bin.tar.gz \
    | sudo tar -xzC /usr/share/maven --strip-components=1 \
  && sudo ln -s /usr/share/maven/bin/mvn /usr/bin/mvn

sudo bash -c "echo MAVEN_HOME="/usr/share/maven" >> /etc/environment" 

export LEIN_ROOT=true
sudo curl https://raw.githubusercontent.com/technomancy/leiningen/stable/bin/lein \
-o /usr/local/bin/lein \
&& sudo chmod a+x /usr/local/bin/lein
bash -c "echo \"(exit)\" | lein repl"