@Nullable
private SimpleNode visit(SimpleNode simpleNode, DomElement domElement) {
boolean validCandidate = false;
if (simpleNode instanceof AbstractDomElementNode) {
final DomElement nodeElement = ((AbstractDomElementNode) simpleNode).getDomElement();
if (nodeElement != null) {
validCandidate = !(simpleNode instanceof DomElementsGroupNode);
if (validCandidate && nodeElement.equals(domElement)) {
return simpleNode;
}
if (!(nodeElement instanceof MergedObject) && !isParent(nodeElement, domElement)) {
return null;
}
}
}
final Object[] childElements = myBuilder.getTreeStructure().getChildElements(simpleNode);
if (childElements.length == 0 && validCandidate) { // leaf
return simpleNode;
}
for (Object child : childElements) {
SimpleNode result = visit((SimpleNode) child, domElement);
if (result != null) {
return result;
}
}
return validCandidate ? simpleNode : null;
}
@Nullable
private SimpleNode getNodeFor(final DomElement domElement) {
return visit((SimpleNode) myBuilder.getTreeStructure().getRootElement(), domElement);
}