Java8-Installation

Java8-Installation

# Install Java 8u172
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cd /opt/
sudo wget -c -O "jdk-8u172-linux-x64.tar.gz" --no-check-certificate --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u172-b11/a58eab1ec242421181065cdc37240b08/jdk-8u172-linux-x64.tar.gz"
sudo tar xzf jdk-8u172-linux-x64.tar.gz
cd /opt/jdk1.8.0_172/
sudo alternatives --install /usr/bin/java java /opt/jdk1.8.0_172/bin/java 2
sudo alternatives --config java
sudo alternatives --install /usr/bin/jar jar /opt/jdk1.8.0_172/bin/jar 2
sudo alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_172/bin/javac 2
sudo alternatives --set jar /opt/jdk1.8.0_172/bin/jar
sudo alternatives --set javac /opt/jdk1.8.0_172/bin/javac
java -version
sudo su
echo "export JAVA_HOME=/opt/jdk1.8.0_172" > /etc/profile.d/jdk.sh
echo "export JRE_HOME=/opt/jdk1.8.0_172/jre" > /etc/profile.d/jdk.sh
echo "export PATH=$PATH:/opt/jdk1.8.0_1721/bin:/opt/jdk1.8.0_172/jre/bin" > /etc/profile.d/jdk.sh
rm -f /opt/jdk-8u172-linux-x64.tar.gz