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mmizutani/install_oraclejdk8.sh

Last active January 5, 2022 06:28
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Install Oracle Java SDK 8 on CentOS
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install_oraclejdk8.sh
#!/bin/bash
# First verify the version of Java being used is not Oracle JDK.
java -version
# Get the latest Oracle Java SDK http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
wget -c --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u31-b13/jdk-8u31-linux-x64.rpm" --output-document="jdk-8u31-linux-x64.rpm"
# Install Java SDK
sudo rpm -i jdk-8u31-linux-x64.rpm
# Check if the default java version is set to sun jdk
java -version
# If not then lets create one more alternative for Java for Sun JDK
sudo /usr/sbin/alternatives --install /usr/bin/java java /usr/java/default/bin/java 20000
# Export JAVA_HOME enviroment variable
export JAVA_HOME=/usr/java/default
# Set the SUN JDK as the default java
sudo /usr/sbin/alternatives --config java
# Verify if change in SDK was done.
java -version
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