A new enhancement to support ApplicationIntent property within the JTDS driver. There are users who wish to connect with ApplicationIntent=READONLY. We should support all variants of ApplicationIntent

Take a look at 

http://technet.microsoft.com/en-us/library/hh213002.aspx

http://technet.microsoft.com/en-us/library/gg558121.aspx

and

http://blogs.msdn.com/b/alwaysonpro/archive/2013/08/02/connect-to-sql-server-using-application-intent-read-only.aspx