/**
* We need to track tuple source nodes that we visit to avoid multiple removal in case of
* subnetworks
*
* @param node
* @return
*/
public boolean alreadyVisited(LeftTupleSource node) {
return this.visitedNodes.containsKey(new Integer(node.getId()));
}
/**
* We need to track tuple source nodes that we visit to avoid multiple removal in case of
* subnetworks
*
* @param node
*/
public void visitTupleSource(LeftTupleSource node) {
this.visitedNodes.put(new Integer(node.getId()), node);
}
