Install JDK 1.7.0 (x86 & x86-64 Linux)

installJDK1.7.0.sh

#!/bin/sh

#TARFILE="jdk-7u17-linux-x64.tar.gz"
TARFILE="jdk-7u17-linux-i586.tar.gz"

# wget http://www.ken-soft.com/dl/jdk/$TARFILE
tar -xvf $TARFILE
if [ ! -d "/usr/lib/jvm/jdk1.7.0/" ]; then
    sudo mkdir /usr/lib/jvm/jdk1.7.0/
fi
sudo cp -Rf ./jdk1.7.0_17/* /usr/lib/jvm/jdk1.7.0
sudo update-alternatives --install "/usr/bin/java" "java" "/usr/lib/jvm/jdk1.7.0/bin/java" 1
sudo update-alternatives --install "/usr/bin/javac" "javac" "/usr/lib/jvm/jdk1.7.0/bin/javac" 1
sudo update-alternatives --install "/usr/bin/javaws" "javaws" "/usr/lib/jvm/jdk1.7.0/bin/javaws" 1
sudo update-alternatives --config java
echo "Checking Installed version. Should be 1.7.0"
java -version
sudo update-alternatives --config javac
sudo update-alternatives --config javaws
echo "Installing Firefox Plugin"
if [ ! -d "~/.mozilla/plugins/" ]; then
    mkdir ~/.mozilla/plugins/
fi
ln -s /usr/lib/jvm/jdk1.7.0/jre/lib/amd64/libnpjp2.so ~/.mozilla/plugins/

@phodamentals @brittcagnina