6 Tips of Separation: Listing 2.

LoadByIdCompleted event handler.

void client_LoadByIdCompleted(object sender,
PersonService.LoadByIdCompletedEventArgs e)
{
  var callback = e.UserStateasReturnResult<IPerson>;
  if (e.Error != null)
  {
    // Pass the WCF exception to the original caller
    callback.Notify(e.Error);
  }
  else
  {
    PersonService.PersonDtoperson ReturnedByService = e.Result;
    var returnValue = new Person();
    var adapter = new PersonModelToServiceDtoAdapter();
    adapter.Adapt(personReturnedByService, returnValue);
    // Pass the populated model to the original caller
    callback.Notify(returnValue);    
  }            
}

About the Author

Benjamin Day is a consultant, trainer, and author specializing in software development, project management, and leadership. Ben’s main areas of emphasis include Azure DevOps, C#, Angular, Scrum, software testing, and software architecture. He is a Microsoft MVP, a certified Scrum trainer via Scrum.org, and speaks regularly at VSLive. His online courses are available at YouTube and at http://www.pluralsight.com. Ben is also the founder of https://SlideSpeaker.ai. He can be contacted via http://www.benday.com.

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