John Baird
Coatesville, Pennsylvanie, États-Unis
Versions des environnements
>>>>Hi,
>>>>
>>>>I am working on creating a good error-catching approach for the following scenario:
>>>>
>>>>The UI of the ASP.NET calls a method of a class that is supposed to return a DataSet. Let's call this class and method DataAccess.GetDataSet(). Inside the method GetDataSet I have Try Catch. If there is a problem I can get the error description from the exception caught with Catch. But how do I notify the calling routine that there was problem creating the dataset? The GetDataSet is supposed to return dataset and not a string.
>>>>
>>>>TIA for any suggestions.
>>>
>>>IMO, unless you have a very good reason not to, I'd just rethrow the exception. Any other solution will depend on the calling routine knowing that it must check for success/failure and there is not guarantee that that will happen.
>>>
>>>Otherwise you could use John's suggestion. Or have the method return a bool and use a ref or out parameter for the dataset. Or use a tuple. Or.....
>>
>>
>>I hate using out parameters, seems like a bad design to me.... LOL
>
>I have changed my routine and now it returns Data Set. So no need for passing it with or without Out. Feeling better? <g>.
Yes... :)
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