public static async Task BulkCopyAsync <T>(this DbContext context, IEnumerable <T> entities)
{
try
{
var copy = CopyFactory.GetCopy <T>(context);
await copy.InsertAsync(entities).ConfigureAwait(false);
}
catch (Exception e)
{
throw new CopyException(e);
}
}
// Entry point of program execution
static void Main(string[] args)
{
try
{
// Create and print sample Employee
Employee emp = CreateEmployeeObject();
WriteLine(emp);
PrintCopyMethods();
WriteLine("Choose Copy Method");
string copyMethod = ReadLine();
int copyMethodValue = ValidateAndConvertInput(copyMethod,
maxRange: SystemConstants.MaxCopyMethods,
message: SystemConstants.InvalidMethodError);
ICopyFactory copyFactory = CopyFactory.GetCopyMethod((CopyMethodsEnum)copyMethodValue); //Manual parse with vaidation
//Creating Employee copy based on the user input method
Employee empCopy = copyFactory.CopyObject <Employee>(emp);
WriteLine(empCopy);
}
// Handled Exceptions
catch (CustomException ce)
{
// Log Error
WriteLine(ce.Message);
}
// Unhandled Exceptions(Error)
catch (Exception e)
{
// Log Error
WriteLine(SystemConstants.GeneralErrorMessage);
}
ReadKey();
}
