How to change the default compiler?

Question

I have javac complier installed on my mac mashine. By default its version is 7. I want to set complier version to 6 by default. How do I do it on Mac?

Ive found simular solution for ubuntu: http://bartling.blogspot.com/2007/03/getting-java-6-to-be-default-jvm-on.html

Answer 1

$ export JAVA_HOME=/usr/libexec/java_home -v '1.6*'