I observed there is some difference between the validation_ruls.xml described in text books/URLs and the one , i just downloaded from commons URL..
For example, in the latest validation-rules.xml, it is mentioned like this
and in the textbooks and other URLs, it is mentioned like this
Here, I am confused about teh "classname" parameter ...
Please help in understanindg this.. Is this version problem or something else...
I am totally confused abt this