/// <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);
}
}
/**
* Attempts to save the answer at the specified FormIndex into the
* datamodel.
*
* @param index
* @param data
* @return OK if save was successful, error if a constraint was violated.
*/
public int answerQuestion(FormIndex index, IAnswerData data)
{
QuestionDef q = model.getQuestionPrompt(index).getQuestion();
if (model.getEvent(index) != FormEntryController.EVENT_QUESTION)
{
throw new SystemException("Non-Question object at the form index.");
}
TreeElement element = model.getTreeElement(index);
Boolean complexQuestion = q.isComplex();
Boolean hasConstraints = false;
if (element.required && data == null)
{
return(ANSWER_REQUIRED_BUT_EMPTY);
}
else if (!complexQuestion && !model.getForm().evaluateConstraint(index.getReference(), 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 SystemException("Itemsets do not currently evaluate constraints. Your constraint will not work, please remove it before proceeding.");
}
else
{
try
{
model.getForm().copyItemsetAnswer(q, element, data);
}
catch (InvalidReferenceException ire)
{
Console.WriteLine(ire.StackTrace);
throw new SystemException("Invalid reference while copying itemset answer: " + ire.Message);
}
return(ANSWER_OK);
}
}