Examples with Selection org.javarosa.core.model.data.helper.Selection used on opensource projects

Example 21 with Selection

use of org.javarosa.core.model.data.helper.Selection in project javarosa by opendatakit.

the class FormDef method copyItemsetAnswer.

public void copyItemsetAnswer(QuestionDef q, TreeElement targetNode, IAnswerData data, boolean midSurvey) throws InvalidReferenceException {
    ItemsetBinding itemset = q.getDynamicChoices();
    TreeReference targetRef = targetNode.getRef();
    TreeReference destRef = itemset.getDestRef().contextualize(targetRef);
    List<Selection> selections = null;
    if (data instanceof SelectMultiData) {
        selections = (List<Selection>) data.getValue();
    } else if (data instanceof SelectOneData) {
        selections = new ArrayList<Selection>(1);
        selections.add((Selection) data.getValue());
    }
    List<String> selectedValues;
    if (itemset.valueRef != null) {
        selectedValues = new ArrayList<String>(selections.size());
        for (Selection selection : selections) {
            selectedValues.add(selection.choice.getValue());
        }
    } else {
        selectedValues = new ArrayList<String>(0);
    }
    // delete existing dest nodes that are not in the answer selection
    HashMap<String, TreeElement> existingValues = new HashMap<String, TreeElement>();
    List<TreeReference> existingNodes = exprEvalContext.expandReference(destRef);
    for (TreeReference existingNode : existingNodes) {
        TreeElement node = getMainInstance().resolveReference(existingNode);
        if (itemset.valueRef != null) {
            String value = itemset.getRelativeValue().evalReadable(this.getMainInstance(), new EvaluationContext(exprEvalContext, node.getRef()));
            if (selectedValues.contains(value)) {
                // cache node if in selection
                existingValues.put(value, node);
            // and already exists
            }
        }
        // delete from target
        targetNode.removeChild(node);
    }
    // copy in nodes for new answer; preserve ordering in answer
    for (int i = 0; i < selections.size(); i++) {
        Selection s = selections.get(i);
        SelectChoice ch = s.choice;
        TreeElement cachedNode = null;
        if (itemset.valueRef != null) {
            String value = ch.getValue();
            if (existingValues.containsKey(value)) {
                cachedNode = existingValues.get(value);
            }
        }
        if (cachedNode != null) {
            cachedNode.setMult(i);
            targetNode.addChild(cachedNode);
        } else {
            getMainInstance().copyItemsetNode(ch.copyNode, destRef, this);
        }
    }
    dagImpl.copyItemsetAnswer(getMainInstance(), getEvaluationContext(), destRef, targetNode, midSurvey);
}

Example 22 with Selection

use of org.javarosa.core.model.data.helper.Selection in project javarosa by opendatakit.

the class SelectMultiData method cast.

@Override
public SelectMultiData cast(UncastData data) throws IllegalArgumentException {
    List<String> choices = DateUtils.split(data.value, " ", true);
    List<Selection> v = new ArrayList<Selection>(choices.size());
    for (String s : choices) {
        v.add(new Selection(s));
    }
    return new SelectMultiData(v);
}

Example 23 with Selection

use of org.javarosa.core.model.data.helper.Selection in project javarosa by opendatakit.

the class SelectMultiDataTests method assertVectorIdentity.

private void assertVectorIdentity(String messageHeader, List<Selection> v, Selection[] a) {
    assertEquals(messageHeader + "SelectMultiData's internal representation was violated. Vector size changed.", v.size(), a.length);
    for (int i = 0; i < v.size(); ++i) {
        Selection internalValue = v.get(i);
        Selection copyValue = a[i];
        assertEquals(messageHeader + "SelectMultiData's internal representation was violated. Element " + i + "changed.", internalValue, copyValue);
    }
}

Example 24 with Selection

use of org.javarosa.core.model.data.helper.Selection in project javarosa by opendatakit.

the class SelectMultiDataTests method testVectorImmutability.

public void testVectorImmutability() {
    SelectMultiData data = new SelectMultiData(firstTwo);
    Selection[] copy = new Selection[firstTwo.size()];
    firstTwo.toArray(copy);
    firstTwo.set(0, two);
    firstTwo.remove(1);
    List<Selection> internal = (List<Selection>) data.getValue();
    assertVectorIdentity("External Reference: ", internal, copy);
    data.setValue(lastTwo);
    List<Selection> start = (List<Selection>) data.getValue();
    Selection[] external = new Selection[start.size()];
    start.toArray(external);
    start.remove(1);
    start.set(0, one);
    assertVectorIdentity("Internal Reference: ", (List<Selection>) data.getValue(), external);
}

Example 25 with Selection

use of org.javarosa.core.model.data.helper.Selection in project javarosa by opendatakit.

the class SelectMultiDataTests method setUp.

/* (non-Javadoc)
     * @see j2meunit.framework.TestCase#setUp()
     */
public void setUp() throws Exception {
    super.setUp();
    question = new QuestionDef();
    for (int i = 0; i < 4; i++) {
        question.addSelectChoice(new SelectChoice("", "Selection" + i, "Selection " + i, false));
    }
    one = new Selection("Selection 1");
    one.attachChoice(question);
    two = new Selection("Selection 2");
    two.attachChoice(question);
    three = new Selection("Selection 3");
    three.attachChoice(question);
    firstTwo = new ArrayList<Selection>();
    firstTwo.add(one);
    firstTwo.add(two);
    lastTwo = new ArrayList<Selection>();
    lastTwo.add(two);
    lastTwo.add(three);
    invalid = new ArrayList<Object>();
    invalid.add(three);
    invalid.add(new Integer(12));
    invalid.add(one);
}