This week's book giveaway is in the OCAJP forum. We're giving away four copies of Programmer's Guide to Java SE 8 Oracle Certified Associate (OCA) and have Khalid A Mughal & Rolf W Rasmussen on-line! See this thread for details.
You can't actually sort a hashtable - a hashtable is not a linear structure. However you can create a list of entries contained in a hashtable and sort the list. You just have to do it the old-fashioned way and code it all yourself.
An IDE is no substitute for an Intelligent Developer.