如何安全地将DB值分配给对象属性？

I have some (a bit more than a little) code where object values from a DataReader are assigned to business object properties. This code is quite untidy to look at with lots of null coalescing, parsing, etc. I was wondering how to implement a tidier means of converting the object values from the DataReader to the appropriate values for the object properties.I have some (a bit more than a little) code whe