public Enrollment(Activity activity, Student student, string cell)
{
if (cell == null) {
throw new ArgumentNullException();
}
if (cell.Length > 2) {
throw new ArgumentException("Cell data too long");
}
if (!(cell[0] == 'P' || (cell[0] >= '0' && cell[0] <= '9'))) {
throw new ArgumentException("Priority not valid");
}
if (cell.Length > 1 && cell[1] != 'A') {
throw new ArgumentException("Status not valid");
}
activity.Quota[student.Class].AddEnroll(this); // do this first, so we may throw KeyNotFoundException
student.Quota.AddEnroll(this);
Activity = activity;
Student = student;
Id = _globalIdCount++;
PriorityI = (cell[0] == 'P') ? -1 : (cell[0] - '0');
bool status = cell.Length > 1 && cell[1] == 'A';
if (core.EnrollStatus == null)
core.EnrollStatus = new State();
core.EnrollStatus = core.EnrollStatus.Set(Id, status);
}
internal void LoadActivities()
{
var wsAct = (Worksheet)Book.Sheets["0.班別名額"];
Range usedRange = wsAct.UsedRange;
// actArr is an one-based array
var actArr = (object[,])usedRange.Value;
int numCols = actArr.GetLength(1);
var className = new List<string>(numCols);
for (int i = 3; i <= numCols; i++)
{
if (actArr[1, i] == null)
{
break;
}
className.Add(actArr[1, i].ToString().Trim());
}
int numRows = actArr.GetLength(0);
ActList = new List<Activity>(numRows);
for (int i = 2; i <= numRows; i++)
{
GC.Collect();
try
{
var a = new Activity(i - 2, actArr[i, 1].ToString(), actArr[i, 2].ToString());
Debug.Print("Loaded -> " + i + ":" + a);
Constraint con = null;
for (int j = 0; j < className.Count; j++)
{
object o = actArr[i, 3 + j];
if (o == null)
{
continue;
}
if (o is string)
{
if ("<".Equals(((string)o).Trim()))
{
a.Quota[className[j]] = con;
Debug.Print(" < " + className[j] + " " + con);
}
else
{
Debug.Print(" ? " + className[j] + " " + o);
}
}
else if (o is double)
{
con = new Constraint((int)(double)o);
a.Quota[className[j]] = con;
Debug.Print(" - " + className[j] + " " + con);
}
else
{
throw new ApplicationException("Illegal data type '" + o.GetType() + "' at (" + i + ",3)");
}
}
ActList.Add(a);
}
catch (NullReferenceException) { }
catch (IndexOutOfRangeException) { }
catch (ArgumentException) { }
}
}
