This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
This is an earlier post I found on The Ranch.
Iterate Map through Struts
I actually got this before posting on codeRanch but in my case the problem is little different I have a HashMap(say hashmap1) which contains another HashMap (say hashmap 2) , i want to get the values of hashmap2 as a group and print against a value.