i'm new spring with jpa
in a project we created the persistece class which has relations ,
in the spring binding we has to use the setCommandName("fff");
where fff is the spring binnding but the fields in the jsp page goes to different fields of different table

how to relate with each field in spring bind with the entity class

or any body please help me to develop a jpa with spring mvc sample

please please help
thanks for any replys