/// <summary>
/// expands a given node
/// </summary>
/// <param name="toExpand"></param>
private void Expand(MddMatchAndPruneState toExpand, successorIterator allChildren)
{
allChildren.initialize(toExpand);
MddMatchAndPruneState successor;
while (allChildren.hasNext)
{
successor = allChildren.getNext();
if (closedList.ContainsKey(successor))
{
((MddMatchAndPruneState)closedList[successor]).addParent(toExpand);
}
else
{
CostTreeNodeSolver.matchCounter++;
successor.addParent(toExpand);
closedList.Add(successor, successor);
openList.Enqueue(successor);
if (successor.stateLevel + 1 == this.solutionDepth)
{
goal = successor;
}
}
}
}