Install Java

sudo add-apt-repository -y ppa:webupd8team/java
sudo apt-get update
sudo aptitude -y install oracle-java8-installer
java -version

Install ElasticSearch

wget https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-1.6.0.deb
sudo dpkg -i elasticsearch-1.6.0.deb
sudo update-rc.d elasticsearch defaults 95 10

dpkg --contents elasticsearch-1.6.0.deb

sudo vim /etc/elasticsearch/elasticsearch.yml

network.host: localhost

sudo service elasticsearch start