Insert a dataset property in designer folder

Hello,

I want to put a customer dataset property with four fields but i don´tKnow the method that i must use and the mode that i can´t create the bean with the setter and getter accesors in the designer folder and too i don´t Know how can i animate this property in the client.
this dataset is only made up in designer never connect to BBDD and any tag.
I need to know how can i implement Addxxxx property.

Thanks

import com.inductiveautomation.ignition.common.[color=#40FF80]BundleUtil[/color];
Can anybody explain thjs ignition class, the javadoc don´t say anything.
I think it´s for binding properties.