1. Download the latest jdk from http://www.oracle.com/technetwork/java/javase/downloads/index.html
2. Unpack to /usr/lib/jvm
3. Create symbolic link java-current:
ln -s /usr/lib/jvm/jdk1.7.0_11 /usr/lib/jvm/java-current
4. Add to .bashrc:
export JAVA_HOME=/usr/lib/jvm/java-current export PATH=$PATH:$JAVA_HOME/bin
5. Delete links to old java versions:
mv /usr/lib/jvm /usr/lib/jvm1 cd /usr/bin - delete all broken links cd /etc/alternatives - delete all broken links mv /usr/lib/jvm1 /usr/lib/jvm
6. Add global link to java:
rm /usr/bin/java ln -s /usr/lib/jvm/java-current/bin/java /usr/bin/java
7. Check version:
cd ~ java -version javac -version