public static Student LoadStudentFromXML(FileStream stream, Group group)
{
try
{
var reader = new XmlTextReader(stream);
var firstName = string.Empty;
var middleName = string.Empty;
var lastName = string.Empty;
Sex sex = Sex.Male;
var dateOfBirth = string.Empty;
var studentID = string.Empty;
var leader = false;
while (reader.Read())
{
switch (reader.Name)
{
case "student":
if (reader.AttributeCount >= 1)
leader = bool.Parse(reader.GetAttribute("leader"));
break;
case "firstName":
firstName = reader.ReadString();
break;
case "middleName":
middleName = reader.ReadString();
break;
case "lastName":
lastName = reader.ReadString();
break;
case "sex":
Enum.TryParse(reader.ReadString(), out sex);
break;
case "dateOfBirth":
dateOfBirth = reader.ReadString();
break;
case "id":
studentID = reader.ReadString();
break;
}
}
var student = new Student(lastName, firstName, middleName, sex, group, int.Parse(studentID), dateOfBirth);
if (group != null)
{
group.Add(student);
if (leader)
group.SetLeader(student);
}
return student;
}
catch (ArgumentNullException exception)
{
throw new ArgumentNullException(exception.Source);
}
catch (XmlException exception)
{
throw new XmlException(exception.Source);
}
catch (InvalidOperationException exception)
{
throw new InvalidOperationException(exception.Source);
}
}