-
Installing Sun JDK 6 on Ubuntu
Download the sun jdk 6 bin from here .
sudo mkdir /usr/lib/jvm
sudo cp Downloads/jdk-6u32-linux-x64.bin /usr/lib/jvm/
cd /usr/lib/jvm/
chmod +x jdk-6u32-linux-x64.bin
sudo ./jdk-6u32-linux-x64.bin
sudo rm jdk-6u32-linux-x64.bin
Install new java source in system
sudo update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.6.0_32/bin/javac 1
sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.6.0_32/bin/java 1
sudo update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.6.0_32/bin/javaws 1
choose default java
sudo update-alternatives --config javac
sudo update-alternatives --config java
sudo update-alternatives --config javaws
java version test:
java -version
Verify the symlinks all point to the new java location:
ls -la /etc/alternatives/java*