- Uninstall JDK 7:
- Find the installed rpm package:
sudo rpm -qa | grep jdk | grep fcs
it should return the package name, likejdk-1.7.0_51-fcs.x86_64
- Remove the package:
sudo rpm -e -1.7.0_51-fcs
- Find the installed rpm package:
- Install JDK 8:
- Download the JDK RPM package from Oracle
- Install the RPM package:
sudo rpm -Uvh jdk-8u5-linux-x64.rpm
- Set up alternatives:
sudo alternatives --install /usr/bin/java java /usr/java/latest/jre/bin/java 200000 sudo alternatives --install /usr/bin/javaws javaws /usr/java/latest/jre/bin/javaws 200000 sudo alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/latest/jre/lib/amd64/libnpjp2.so 200000 sudo alternatives --install /usr/bin/javac javac /usr/java/latest/bin/javac 200000 sudo alternatives --install /usr/bin/jar jar /usr/java/latest/bin/jar 200000
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