public virtual void attachChoice(QuestionDef q)
{
if (q.DynamicChoices != null)
{
//can't attach dynamic choices because they aren't guaranteed to exist yet
return;
}
SelectChoice choice = null;
if (index != -1 && index < q.NumChoices)
{
choice = q.getChoice(index);
}
else if (xmlValue != null && xmlValue.Length > 0)
{
choice = q.getChoiceForValue(xmlValue);
}
if (choice != null)
{
attachChoice(choice);
}
else
{
throw new XPathTypeMismatchException("value " + xmlValue + " could not be loaded into question " + q.TextID + ". Check to see if value " + xmlValue + " is a valid option for question " + q.TextID + ".");
}
}
private static Selection getSelection(System.String choiceValue, QuestionDef q)
{
Selection s;
if (q == null || q.DynamicChoices != null)
{
s = new Selection(choiceValue);
}
else
{
SelectChoice choice = q.getChoiceForValue(choiceValue);
s = (choice != null?choice.selection():null);
}
return(s);
}
/// <summary> Attempts to save the answer at the specified FormIndex into the
/// datamodel.
///
/// </summary>
/// <param name="index">
/// </param>
/// <param name="data">
/// </param>
/// <returns> OK if save was successful, error if a constraint was violated.
/// </returns>
public virtual int answerQuestion(FormIndex index, IAnswerData data)
{
QuestionDef q = model.getQuestionPrompt(index).Question;
if (model.getEvent(index) != FormEntryController.EVENT_QUESTION)
{
throw new System.SystemException("Non-Question object at the form index.");
}
TreeElement element = model.getTreeElement(index);
bool complexQuestion = q.Complex;
bool hasConstraints = false;
if (element.Required && data == null)
{
return(ANSWER_REQUIRED_BUT_EMPTY);
}
else if (!complexQuestion && !model.Form.evaluateConstraint(index.Reference, data))
{
return(ANSWER_CONSTRAINT_VIOLATED);
}
else if (!complexQuestion)
{
commitAnswer(element, index, data);
return(ANSWER_OK);
}
else if (complexQuestion && hasConstraints)
{
//TODO: itemsets: don't currently evaluate constraints for itemset/copy -- haven't figured out how handle it yet
throw new System.SystemException("Itemsets do not currently evaluate constraints. Your constraint will not work, please remove it before proceeding.");
}
else
{
try
{
model.Form.copyItemsetAnswer(q, element, data);
}
catch (InvalidReferenceException ire)
{
SupportClass.WriteStackTrace(ire, Console.Error);
//UPGRADE_TODO: The equivalent in .NET for method 'java.lang.Throwable.getMessage' may return a different value. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1043'"
throw new System.SystemException("Invalid reference while copying itemset answer: " + ire.Message);
}
return(ANSWER_OK);
}
}
private void InitBlock()
{
return(mTreeElement.getBindAttributes());
QuestionDef q = Question;
ItemsetBinding itemset = q.DynamicChoices;
if (itemset != null)
{
if (!dynamicChoicesPopulated)
{
form.populateDynamicChoices(itemset, mTreeElement.Ref);
dynamicChoicesPopulated = true;
}
return(itemset.getChoices());
}
else
{
//static choices
return(q.getChoices());
}
}
public static IAnswerData getAnswerData(System.String text, int dataType, QuestionDef q)
{
System.String trimmedText = text.Trim();
if (trimmedText.Length == 0)
{
trimmedText = null;
}
switch (dataType)
{
case Constants.DATATYPE_NULL:
case Constants.DATATYPE_UNSUPPORTED:
case Constants.DATATYPE_TEXT:
case Constants.DATATYPE_BARCODE:
case Constants.DATATYPE_BINARY:
return(new StringData(text));
case Constants.DATATYPE_INTEGER:
try
{
return(trimmedText == null?null:new IntegerData(System.Int32.Parse(trimmedText)));
}
catch (System.FormatException nfe)
{
return(null);
}
goto case Constants.DATATYPE_LONG;
case Constants.DATATYPE_LONG:
try
{
return(trimmedText == null?null:new LongData(System.Int64.Parse(trimmedText)));
}
catch (System.FormatException nfe)
{
return(null);
}
goto case Constants.DATATYPE_DECIMAL;
case Constants.DATATYPE_DECIMAL:
try
{
return(trimmedText == null?null:new DecimalData(System.Double.Parse(trimmedText)));
}
catch (System.FormatException nfe)
{
return(null);
}
goto case Constants.DATATYPE_CHOICE;
case Constants.DATATYPE_CHOICE:
System.Collections.ArrayList selections = getSelections(text, q);
return(selections.Count == 0?null:new SelectOneData((Selection)selections[0]));
case Constants.DATATYPE_CHOICE_LIST:
return(new SelectMultiData(getSelections(text, q)));
case Constants.DATATYPE_DATE_TIME:
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1291'"
System.DateTime dt = (trimmedText == null?null:DateUtils.parseDateTime(trimmedText));
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1291'"
//UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
return(dt == null?null:new DateTimeData(ref dt));
case Constants.DATATYPE_DATE:
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1291'"
System.DateTime d = (trimmedText == null?null:DateUtils.parseDate(trimmedText));
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1291'"
//UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
return(d == null?null:new DateData(ref d));
case Constants.DATATYPE_TIME:
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1291'"
System.DateTime t = (trimmedText == null?null:DateUtils.parseTime(trimmedText));
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1291'"
//UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
return(t == null?null:new TimeData(ref t));
case Constants.DATATYPE_BOOLEAN:
if (trimmedText == null)
{
return(null);
}
else
{
if (trimmedText.Equals("1"))
{
return(new BooleanData(true));
}
if (trimmedText.Equals("0"))
{
return(new BooleanData(false));
}
return(trimmedText.Equals("t")?new BooleanData(true):new BooleanData(false));
}
goto case Constants.DATATYPE_GEOPOINT;
case Constants.DATATYPE_GEOPOINT:
if (trimmedText == null)
{
return(new GeoPointData());
}
try
{
UncastData uncast = new UncastData(trimmedText);
// silly...
GeoPointData gp = new GeoPointData();
return(gp.cast(uncast));
}
catch (System.Exception e)
{
return(null);
}
goto case Constants.DATATYPE_GEOSHAPE;
case Constants.DATATYPE_GEOSHAPE:
if (trimmedText == null)
{
return(new GeoShapeData());
}
try
{
UncastData uncast = new UncastData(trimmedText);
// silly...
GeoShapeData gs = new GeoShapeData();
return(gs.cast(uncast));
}
catch (System.Exception e)
{
return(null);
}
goto case Constants.DATATYPE_GEOTRACE;
case Constants.DATATYPE_GEOTRACE:
if (trimmedText == null)
{
return(new GeoTraceData());
}
try
{
UncastData uncast = new UncastData(trimmedText);
// silly...
GeoTraceData gl = new GeoTraceData();
return(gl.cast(uncast));
}
catch (System.Exception e)
{
return(null);
}
goto default;
default:
return(new UncastData(trimmedText));
}
}
private static System.Collections.ArrayList getSelections(System.String text, QuestionDef q)
{
System.Collections.ArrayList v = System.Collections.ArrayList.Synchronized(new System.Collections.ArrayList(10));
System.Collections.ArrayList choices = DateUtils.split(text, XFormAnswerDataSerializer.DELIMITER, true);
for (int i = 0; i < choices.Count; i++)
{
Selection s = getSelection((System.String)choices[i], q);
if (s != null)
{
v.Add(s);
}
}
return(v);
}
