Don't worry! It's only stuff...

#/bin/bash

# install Java JDK
wget http://installit.googlecode.com/hg/install.java-jdk.sh -O - | bash -

if [ "$(uname -m)" == "x86_64" ]; then
     # 64 bit
     URL=http://mirror.netcologne.de/eclipse/technology/epp/downloads/release/indigo/SR1/eclipse-java-indigo-SR1-linux-gtk-x86_64.tar.gz
else
     # 32 bit
     URL=http://mirror.netcologne.de/eclipse/technology/epp/downloads/release/indigo/SR1/eclipse-java-indigo-SR1-linux-gtk.tar.gz
fi

# install eclipse from repository
# sudo apt-get install -y eclipse

# download new eclipse release
wget ${URL} -P /tmp

# backup old release
sudo mv /usr/lib/eclipse/ /usr/lib/eclipse.$(date -I)

# install new release
sudo tar xzf /tmp/eclipse-java-*-linux-gtk*.tar.gz -C /usr/lib/

# set owner and permissions
sudo chown -R root:root /usr/lib/eclipse
sudo chmod -R +r /usr/lib/eclipse

# add executable to path
cat <<EOF> /tmp/eclipse
#!/bin/sh
export ECLIPSE_HOME="/usr/lib/eclipse"

\${ECLIPSE_HOME}/eclipse $*
EOF

sudo mv /tmp/eclipse /usr/bin/eclipse
sudo chmod 755 /usr/bin/eclipse


# create starter
cat <<EOF> /tmp/eclipse.desktop
[Desktop Entry]
Encoding=UTF-8
Name=Eclipse
Comment=Eclipse IDE
Exec=eclipse
Icon=/usr/lib/eclipse/icon.xpm
Terminal=false
Type=Application
Categories=GNOME;Application;Development;
StartupNotify=true
EOF

sudo mv /tmp/eclipse.desktop /usr/share/applications/eclipse.desktop
sudo chmod +r /usr/share/applications/eclipse.desktop

# FIXME: Google Web Toolkit Plugin installation dont work, wrong permissions?