Install Oracle GlassFish 3.1.2.2 on Mac OS X 10.7 or later

#Update Java from Apple Software Update, currently its version Java 6

#Set JAVA_HOME depending on current java version installed
vi ~/.bash_profile

export JAVA_HOME=`/usr/libexec/java_home -v 1.6`

#or

#export JAVA_HOME=`/usr/libexec/java_home -v 1.7` 

# Download Oracle GlassFish 3.1.2

# Add executable permission to run GlassFish

chmod +x ./ogs-3.1.2.2-unix.sh

# Run Installer 

sh ./ogs-3.1.2.2-unix.sh