I installed Java 7JDK a while ago. And it is important to note that I previously did have Java 6 but through recent updated operating systems it seems to have disappeared.
java -version: java version "1.7.0_25"
Java SE Runtime Environment (build 1.7.0_25-b15)
Java HotSpot 64-Bit Server VM (build 23.25-b01, mixed mode)
ls -la /Library/Java/JavaVirtualMachines: total 0
drwxr-xr-x 3 root wheel 102 31 Jul 12:10 .
drwxrwxr-x 5 root admin 170 31 Jul 13:37 ..
drwxr-xr-x 3 root wheel 102 31 Jul 12:10 jdk1.7.0_25.jdk
ls -la /usr/bin/java: lrwxr-xr-x 1 root wheel 74 31 Jul 13:37 /usr/bin/java -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/java