public static void CheckPrerequisitesCorrect(List <StudyUnit> studyunits)
{
if (studyunits == null)
{
throw new ArgumentException("CheckPrerequisitesCorrect cannot be run with a null argument");
}
List <string> tempString = new List <string>();
List <Trimesters> tempTrimesters = new List <Trimesters>();
List <Campuses> tempCampuses = new List <Campuses>();
string exceptionMessage = "";
for (int i = 0; i < studyunits.Count; i++)
{
foreach (string prequnit in studyunits[i].prerequisites)
{
StudyUnit tempstudyunit = new StudyUnit(prequnit, "dummy", tempString, 0, UnitClassification.elective, tempTrimesters, tempCampuses, tempString, 0);
if (studyunits.IndexOf(tempstudyunit) == i)
{
exceptionMessage += "Unit " + studyunits[i].unitCode + " has the same prerequisite\n";
}
else if (studyunits.IndexOf(tempstudyunit) < 0)
{
exceptionMessage += "Prerequisite " + prequnit + " for unit " + studyunits[i].unitCode + " does not exist\n";
}
}
}
if (exceptionMessage.Length > 1)
{
throw new ArgumentException(exceptionMessage);
}
}
public override bool Equals(object obj)
{
if ((obj == null))
{
return(false);
}
if ((obj.GetType() != typeof(StudyUnit)) &&
(obj.GetType() != typeof(UndergradUnit)) &&
(obj.GetType() != typeof(PostgradUnit)))
{
return(false);
}
StudyUnit compUnit = (StudyUnit)obj;
if (compUnit.unitCode == unitCode)
{
return(true);
}
else
{
return(false);
}
}
public void CheckPrerequisites(List <StudyUnit> studyUnits)
{
if (studyUnits == null)
{
throw new ArgumentException("CheckPrerequisites cannot be run with a null argument");
}
List <string> tempString = new List <string>();
List <Trimesters> tempTrimesters = new List <Trimesters>();
List <Campuses> tempCampuses = new List <Campuses>();
List <UnitGrade> unitGrades, previousGrades;
StudyUnit tempUnit, locatedUnit;
UnitGrade tempUnitGrade, locatedUnitGrade;
int indexLocation;
List <string> prerequisites;
bool foundPrerequisite;
string exceptionMessage = "";
if (trimesterPerformanceList == null)
{
return;
}
for (int i = 0; i < trimesterPerformanceList.Count; i++)
{
unitGrades = trimesterPerformanceList[i].unitGrades;
for (int j = 0; j < unitGrades.Count; j++)
{
tempUnit = new StudyUnit(unitGrades[j].unitCode, unitGrades[j].unitName, tempString, 0, UnitClassification.elective, tempTrimesters, tempCampuses, tempString, 40);
locatedUnit = studyUnits[studyUnits.IndexOf(tempUnit)];
prerequisites = locatedUnit.prerequisites;
for (int k = 0; k < locatedUnit.prerequisites.Count; k++)
{
foundPrerequisite = false;
for (int m = i - 1; m >= 0; m--)
{
previousGrades = trimesterPerformanceList[m].unitGrades;
tempUnitGrade = new UnitGrade(prerequisites[k], " ", 0);
indexLocation = previousGrades.IndexOf(tempUnitGrade);
if (indexLocation >= 0)
{
locatedUnitGrade = previousGrades[indexLocation];
if (locatedUnitGrade.mark > locatedUnitGrade.gradingScheme.gradeRanges[0])
{
foundPrerequisite = true;
break;
}
}
}
if (!foundPrerequisite)
{
exceptionMessage += "Unit : " + unitGrades[j].unitCode + " has prerequisite " +
locatedUnit.prerequisites[k] + " which has not been fulfilled yet\n";
}
}
}
}
if (exceptionMessage.Length > 1)
{
throw new ArgumentException(exceptionMessage);
}
}
