* @param oldToNewMap the map filled with the old node-new node relation
* @return a deep clone of this {@link ABinaryExp} node
*/
public ABinaryExp clone(Map<INode,INode> oldToNewMap)
{
ABinaryExp node = new ABinaryExp(
cloneNode(_left, oldToNewMap),
cloneNode(_operator, oldToNewMap),
cloneNode(_right, oldToNewMap)
);
oldToNewMap.put(this, node);