Downgrade Java on OSX

# cd /Library/Java/JavaVirtualMachines
# ls -al
drwxr-xr-x  6 root  wheel  204 May 22 16:21 .
drwxrwxr-x  5 root  admin  170 Oct 28  2013 ..
drwxr-xr-x  3 root  wheel  102 Aug 30  2012 jdk1.7.0_07.jdk
drwxr-xr-x  3 root  wheel  102 Dec 21  2012 jdk1.7.0_10.jdk
drwxr-xr-x  3 root  wheel  102 May 22 16:21 jdk1.7.0_55.jdk
drwxr-xr-x  3 root  wheel  102 Apr  4 12:09 jdk1.8.0.jdk
# mv jdk1.8.0.jdk /somewhere/else

and done.