I need to validate all fields in my application before submitting data

Question

Hi Team,

 

I Have queation please find the below

 

I need to validate all fields into my applications  before submitting the data into database.

 

Already we applied validations in my application, here what i need to do validate again before submitting the  data to database

 

Regarding that I am developing one Validation controller it will validate set of fields, and i need to map exsting methods, 

 

How can i map those methods we have diffrent exsting methods here. so how can i redirect to second time validations ,Please give me suggistions and help me.

 

 

Thanks,