JAVA_HOME is an operating system (OS) environment variable which can optionally be set after either the Java Development Kit (JDK) or the Java Runtime Environment (JRE) is installed. The JAVA_HOME ...

I'm writing a simple script that will allow me to switch jdks easily so I have JAVA_HOME in my .profile set to something initailly and then I want to run the script so that it changes teh JAVA_HOME to ...