//param (StockList)listToMerge : second list to be merged
//summary : merge two different list into a single result list
//return : merged list
//return type : StockList
public StockList MergeList(StockList listToMerge)
{
StockList resultList = new StockList();
StockList currentStockList = this;
StockNode current = this.head;
StockNode nodeToMerge = listToMerge.head;
while (nodeToMerge != null)
{
currentStockList.AddStock(nodeToMerge.StockHolding);
nodeToMerge = nodeToMerge.Next;
}
currentStockList.SortByName();
resultList = currentStockList;
return(resultList);
}