protected void replaceChild(Node out, Node in) {
Validate.isTrue(out.parentNode == this);
Validate.notNull(in);
if (in.parentNode != null) in.parentNode.removeChild(in);
Integer index = out.siblingIndex();
childNodes.set(index, in);
in.parentNode = this;
in.setSiblingIndex(index);
out.parentNode = null;
}
protected void removeChild(Node out) {
Validate.isTrue(out.parentNode == this);
int index = out.siblingIndex();
childNodes.remove(index);
reindexChildren();
out.parentNode = null;
}
protected Node doClone(Node parent) {
Node clone;
try {
clone = (Node) super.clone();
} catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
clone.parentNode = parent; // can be null, to create an orphan split
clone.siblingIndex = parent == null ? 0 : siblingIndex;
clone.attributes = attributes != null ? attributes.clone() : null;
clone.baseUri = baseUri;
clone.childNodes = new ArrayList<Node>(childNodes.size());
for (Node child : childNodes)
clone.childNodes.add(child.doClone(clone)); // clone() creates orphans, doClone() keeps parent
return clone;
}
