Install jdk tar.gz

• Extarct files jdk_name.tar.gz

                              sudo tar -zxvf jdk_name.tar.gz

• sudo make directori in usr/liv/ dengan nama jvm

                              sudo mkdir /usr/lib/jvm

•  move the jdk diretori in usr/lib/jvm

                                 sudo cp -rf jdk_name /usr/lib/jvm

• Register the instalation path to the system

sudo update-alternatives --install "/usr/bin/java" "java" "/usr/lib/jvm/jdk1.8.0/bin/java" 1
sudo update-alternatives --install "/usr/bin/javac" "javac" "/usr/lib/jvm/jdk1.8.0/bin/javac" 1
sudo update-alternatives --install "/usr/bin/javaws" "javaws" "/usr/lib/jvm/jdk1.8.0/bin/javaws" 1 

• Change the default selection used JDK

sudo update-alternatives --config "java"
sudo update-alternatives --config "javac"
sudo update-alternatives --config "javaws"

• Show Version off java and javac

java -version

javac -version