public void copyItemsetNode(TreeElement copyNode, TreeReference destRef, FormDef f)
{
TreeElement templateNode = getTemplate(destRef);
TreeElement newNode = this.copyNode(templateNode, destRef);
newNode.populateTemplate(copyNode, f);
}
//this method is for copying in the answers to an itemset. the template node of the destination
//is used for overall structure (including data types), and the itemset source node is used for
//raw data. note that data may be coerced across types, which may result in type conversion error
//very similar in structure to populate()
public void populateTemplate(TreeElement incoming, FormDef f)
{
if (this.isLeaf())
{
IAnswerData value = incoming.value;
if (value == null)
{
this.setValue(null);
}
else
{
Type classType = CompactInstanceWrapper.classForDataType(this.dataType);
if (classType == null)
{
throw new SystemException("data type [" + value.GetType().Name + "] not supported inside itemset");
}
else if (classType.IsAssignableFrom(value.GetType()) &&
!(value is SelectOneData || value is SelectMultiData))
{
this.setValue(value);
}
else
{
String textVal = RestoreUtils.xfFact.serializeData(value);
IAnswerData typedVal = RestoreUtils.xfFact.parseData(textVal, this.dataType, this.getRef(), f);
this.setValue(typedVal);
}
}
}
else
{
for (int i = 0; i < this.getNumChildren(); i++)
{
TreeElement child = this.getChildAt(i);
List <TreeElement> newChildren = incoming.getChildrenWithName(child.getName());
if (child.repeatable)
{
for (int k = 0; k < newChildren.Count; k++)
{
TreeElement template = f.Instance.getTemplate(child.getRef());
TreeElement newChild = template.deepCopy(false);
newChild.setMult(k);
this.children.Insert(i + k + 1, newChild);
newChild.populateTemplate((TreeElement)newChildren[k], f);
}
i += newChildren.Count;
}
else
{
child.populateTemplate((TreeElement)newChildren[0], f);
}
}
}
}
