XML 处理

private readonly Dictionary<string,string> datafeedConfig = new Dictionary<string,string>(); public string GetConfig(string itemName,string attributeName) { string key = itemName + "_" + attributeName; if (datafeedConfig.ContainsKey(key)) { return datafeedConfig[key]; } string configPath = AppDomain.CurrentDomain.BaseDirectory + "\\ProductdatafeedConfig\\Productdatafeed.config"; var xmlDocument = new XmlDocument(); xmlDocument.Load(configPath); XmlNode root = xmlDocument.SelectSingleNode("Productdatafeed"); if (root != null) { var selectSingleNode = root.SelectSingleNode(itemName); if (selectSingleNode != null) { if (selectSingleNode.Attributes != null) { XmlAttribute item = selectSingleNode.Attributes[attributeName]; if (item != null) { datafeedConfig.Add(key,item.Value); return item.Value; } throw new ApplicationException("未在" + configPath + "找到指定的配置项"); } } } throw new ApplicationException(configPath + "配置错误"); }