Examples with DirectedPairValue uk.ac.ed.ph.jqtiplus.value.DirectedPairValue used on opensource projects

Example 11 with DirectedPairValue

use of uk.ac.ed.ph.jqtiplus.value.DirectedPairValue in project openolat by klemens.

the class AssessmentItemFactory method appendAssociationKPrimResponseDeclaration.

public static ResponseDeclaration appendAssociationKPrimResponseDeclaration(ResponseDeclaration responseDeclaration, Map<Identifier, Identifier> associations, double maxScore) {
    responseDeclaration.setCardinality(Cardinality.MULTIPLE);
    responseDeclaration.setBaseType(BaseType.DIRECTED_PAIR);
    // correct response
    CorrectResponse correctResponse = new CorrectResponse(responseDeclaration);
    responseDeclaration.setCorrectResponse(correctResponse);
    for (Map.Entry<Identifier, Identifier> association : associations.entrySet()) {
        Identifier choiceId = association.getKey();
        Identifier correctwrongId = association.getValue();
        DirectedPairValue dpValue = new DirectedPairValue(choiceId, correctwrongId);
        FieldValue fValue = new FieldValue(correctResponse, dpValue);
        correctResponse.getFieldValues().add(fValue);
    }
    double mappedValue = maxScore;
    if (associations.size() > 0) {
        mappedValue = maxScore / associations.size();
    }
    // mapping
    Mapping mapping = new Mapping(responseDeclaration);
    mapping.setDefaultValue(-mappedValue);
    responseDeclaration.setMapping(mapping);
    for (Map.Entry<Identifier, Identifier> association : associations.entrySet()) {
        Identifier choiceId = association.getKey();
        Identifier correctwrongId = association.getValue();
        MapEntry mapEntry = new MapEntry(mapping);
        mapEntry.setMapKey(new DirectedPairValue(choiceId, correctwrongId));
        mapEntry.setMappedValue(mappedValue);
        mapping.getMapEntries().add(mapEntry);
    }
    return responseDeclaration;
}

Example 12 with DirectedPairValue

use of uk.ac.ed.ph.jqtiplus.value.DirectedPairValue in project openolat by klemens.

the class AssessmentItemFactory method appendPairMapping.

public static Mapping appendPairMapping(ResponseDeclaration responseDeclaration, Map<DirectedPairValue, Double> map) {
    Mapping mapping = new Mapping(responseDeclaration);
    mapping.setDefaultValue(0d);
    responseDeclaration.setMapping(mapping);
    for (Map.Entry<DirectedPairValue, Double> entry : map.entrySet()) {
        MapEntry mapEntry = new MapEntry(mapping);
        mapEntry.setMapKey(entry.getKey());
        mapEntry.setMappedValue(entry.getValue());
        mapping.getMapEntries().add(mapEntry);
    }
    return mapping;
}

Example 13 with DirectedPairValue

use of uk.ac.ed.ph.jqtiplus.value.DirectedPairValue in project openolat by klemens.

the class QtiNodesExtractor method extractIdentifiersFromCorrectResponse.

public static void extractIdentifiersFromCorrectResponse(CorrectResponse correctResponse, Map<Identifier, List<Identifier>> correctAnswers) {
    if (correctResponse != null) {
        List<FieldValue> values = correctResponse.getFieldValues();
        for (FieldValue value : values) {
            SingleValue sValue = value.getSingleValue();
            if (sValue instanceof DirectedPairValue) {
                DirectedPairValue dpValue = (DirectedPairValue) sValue;
                Identifier sourceId = dpValue.sourceValue();
                Identifier targetId = dpValue.destValue();
                List<Identifier> targetIds = correctAnswers.get(sourceId);
                if (targetIds == null) {
                    targetIds = new ArrayList<>();
                    correctAnswers.put(sourceId, targetIds);
                }
                targetIds.add(targetId);
            }
        }
    }
}

Example 14 with DirectedPairValue

use of uk.ac.ed.ph.jqtiplus.value.DirectedPairValue in project openolat by klemens.

the class QTI21StatisticsManagerImpl method getMatchStatistics.

@Override
public List<MatchStatistics> getMatchStatistics(String itemRefIdent, AssessmentItem item, MatchInteraction interaction, QTI21StatisticSearchParams searchParams) {
    List<RawData> rawDatas = getRawDatas(itemRefIdent, interaction.getResponseIdentifier().toString(), searchParams);
    SimpleMatchSet sourceMatchSets = interaction.getSimpleMatchSets().get(0);
    SimpleMatchSet targetMatchSets = interaction.getSimpleMatchSets().get(1);
    List<MatchStatistics> matchPoints = new ArrayList<>();
    ResponseDeclaration responseDeclaration = item.getResponseDeclaration(interaction.getResponseIdentifier());
    // readable responses
    Map<Identifier, List<Identifier>> associations = new HashMap<>();
    CorrectResponse correctResponse = responseDeclaration.getCorrectResponse();
    QtiNodesExtractor.extractIdentifiersFromCorrectResponse(correctResponse, associations);
    for (SimpleAssociableChoice sourceChoice : sourceMatchSets.getSimpleAssociableChoices()) {
        for (SimpleAssociableChoice targetChoice : targetMatchSets.getSimpleAssociableChoices()) {
            DirectedPairValue dKey = new DirectedPairValue(sourceChoice.getIdentifier(), targetChoice.getIdentifier());
            String choiceIdentifier = dKey.toQtiString();
            String marker = "[" + choiceIdentifier + "]";
            boolean correct = associations.containsKey(sourceChoice.getIdentifier()) && associations.get(sourceChoice.getIdentifier()).contains(targetChoice.getIdentifier());
            long numCorrect = 0;
            long numIncorrect = 0;
            for (RawData rawData : rawDatas) {
                String response = rawData.getStringuifiedResponse();
                if (response.indexOf(marker) >= 0) {
                    if (correct) {
                        numCorrect += rawData.getCount();
                    } else {
                        numIncorrect += rawData.getCount();
                    }
                }
            }
            matchPoints.add(new MatchStatistics(sourceChoice.getIdentifier(), targetChoice.getIdentifier(), numCorrect, numIncorrect));
        }
    }
    return matchPoints;
}

Example 15 with DirectedPairValue

use of uk.ac.ed.ph.jqtiplus.value.DirectedPairValue in project openolat by klemens.

the class QTI21StatisticsManagerImpl method getKPrimStatistics.

// stringuifiedResponse: [a93247453265982 correct][b93247453265983 correct][c93247453265984 correct][d93247453265985 correct]
@Override
public List<KPrimStatistics> getKPrimStatistics(String itemRefIdent, AssessmentItem item, MatchInteraction interaction, QTI21StatisticSearchParams searchParams) {
    List<RawData> rawDatas = getRawDatas(itemRefIdent, interaction.getResponseIdentifier().toString(), searchParams);
    List<SimpleMatchSet> matchSets = interaction.getSimpleMatchSets();
    List<KPrimStatistics> kprimPoints = new ArrayList<>();
    SimpleMatchSet fourMatchSet = matchSets.get(0);
    ResponseDeclaration responseDeclaration = item.getResponseDeclaration(interaction.getResponseIdentifier());
    // readable responses
    Set<String> rightResponses = new HashSet<>();
    List<MapEntry> mapEntries = responseDeclaration.getMapping().getMapEntries();
    for (MapEntry mapEntry : mapEntries) {
        SingleValue mapKey = mapEntry.getMapKey();
        if (mapKey instanceof DirectedPairValue) {
            DirectedPairValue pairValue = (DirectedPairValue) mapKey;
            String source = pairValue.sourceValue().toString();
            String destination = pairValue.destValue().toString();
            rightResponses.add("[" + source + " " + destination + "]");
        }
    }
    for (SimpleAssociableChoice choice : fourMatchSet.getSimpleAssociableChoices()) {
        String choiceIdentifier = choice.getIdentifier().toString();
        String markerCorrect = "[" + choiceIdentifier + " correct]";
        String markerWrong = "[" + choiceIdentifier + " wrong]";
        boolean isCorrectRight = rightResponses.contains(markerCorrect);
        String rightFlag = isCorrectRight ? markerCorrect : markerWrong;
        String wrongFlag = isCorrectRight ? markerWrong : markerCorrect;
        long numCorrect = 0;
        long numIncorrect = 0;
        long numUnanswered = 0;
        for (RawData rawData : rawDatas) {
            String response = rawData.getStringuifiedResponse();
            if (response.indexOf(rightFlag) >= 0) {
                numCorrect += rawData.getCount();
            } else if (response.indexOf(wrongFlag) >= 0) {
                numIncorrect += rawData.getCount();
            } else {
                numUnanswered += rawData.getCount();
            }
        }
        kprimPoints.add(new KPrimStatistics(choice.getIdentifier(), isCorrectRight, numCorrect, numIncorrect, numUnanswered));
    }
    return kprimPoints;
}