public void Dispose()
{
try
{
if (_itemScoringTimer != null)
{
_itemScoringTimer.Dispose();
}
if (ScoreRequestSender != null)
{
ScoreRequestSender.Dispose();
}
}
catch (Exception ex)
{
// Nothing we can do here
}
}
/// <summary>
/// Submit responses that need scores to the remote item scoring engine
/// </summary>
/// <param name="pendingResponses"></param>
/// <returns></returns>
private int ProcessPendingResponses(IEnumerable <ScorableResponse> pendingResponses)
{
int failures = 0;
if (ItemScoringConf == null)
{
return(pendingResponses.Count());
}
foreach (ScorableResponse scorableResponse in pendingResponses)
{
ItemScoringRule rule = ItemScoringConf.GetItemScoringRule(scorableResponse.Format, scorableResponse.TestId);
if (rule == null || (rule.Enabled && (rule.ServerUrl == null || rule.StudentAppUrl == null)))
{
failures++;
continue;
}
if (!rule.Enabled || scorableResponse.Response == null)
{
// This item is NOT supposed to be machine scored.
ScoredResponse scoredResponse = new ScoredResponse
{
ItemKey = scorableResponse.ItemKey,
OppKey = scorableResponse.OppKey,
Position = scorableResponse.Position,
Score = -1,
ScoreDimensions = null,
ScoreMark = scorableResponse.ScoreMark,
ScoreRationale = !rule.Enabled ? "Item configured not to be scored" : "Item Response is NULL",
ScoreStatus = "NotScored",
Sequence = scorableResponse.ResponseSequence
};
try
{
UpdateItemScore(scoredResponse);
}
catch (Exception e)
{
failures++;
}
}
else if (String.IsNullOrEmpty(scorableResponse.ItemFile)) // Sometimes, we get responses that have no item file specified. We cannot do anything with these.
{
// This item is NOT supposed to be machine scored.
ScoredResponse scoredResponse = new ScoredResponse
{
ItemKey = scorableResponse.ItemKey,
OppKey = scorableResponse.OppKey,
Position = scorableResponse.Position,
Score = -1,
ScoreDimensions = null,
ScoreMark = scorableResponse.ScoreMark,
ScoreRationale = "Item file path is null",
ScoreStatus = "ScoringError",
Sequence = scorableResponse.ResponseSequence
};
try
{
UpdateItemScore(scoredResponse);
}
catch (Exception e)
{
failures++;
}
}
else
{
// Send this item off to scoring
string itemScoringServerUrl = ScoringDaemonSettings.ItemScoringServerUrlOverride ?? rule.ServerUrl;
ItemScoreRequest itemScoreRequest = ServiceLocator.Resolve <ItemScoreRequestFactory>().MakeItemScoreRequest(this, scorableResponse, rule, itemScoringServerUrl);
if (itemScoreRequest == null)
{
failures++;
continue;
}
ScoreRequestSender.SendRequestAsync(itemScoringServerUrl, itemScoreRequest, null);
}
}
return(failures);
}