install java jdk on linux platform

Follow the simple steps:

1. To set the environment variables :

echo ‘export JAVA_HOME=/opt/jdk1.6.0_18’> /etc/profile.d/jdk.sh
echo ‘export PATH=$JAVA_HOME/bin:$PATH’ >> /etc/profile.d/jdk.sh

2. You have to source the file you just created by typing:
source /etc/profile.d/jdk.sh

3. Test if Java environment is successfully installed by typing in this in the shell:
java -version

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