$ pwd
/usr/java/jdk1.7.0_45

$ ll jre/bin/java
-rwxr-xr-x. 1 root root 7718 Oct  8  2013 jre/bin/java
[saml@greeneggs jdk1.7.0_45]$ ls -l bin/java
-rwxr-xr-x. 1 root root 7718 Oct  8  2013 bin/java

$ cmp jre/bin/java bin/java
$