Switch between JDK 1.7 and JDK 1.8

Edit .bash_profile and add the following:

setupjdk() {
    export JAVA_HOME=$(/usr/libexec/java_home -v $1)
    sudo ln -nsf ${JAVA_HOME%/*} /System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK
}
setupjdk 1.8



$source ~/.bash_profile