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A class to save and read data to an XML file.
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| using System.Collections.Generic; | |
| using System.IO; | |
| using System.Xml; | |
| public class Data | |
| { | |
| public readonly XmlDocument Document; | |
| private readonly string _filePath; | |
| private string CorePath { get; set; } | |
| private string ElementPath { get; set; } | |
| public Data(string filePath, string corePath, string elementPath) | |
| { | |
| CorePath = corePath; | |
| ElementPath = elementPath; | |
| Document = new XmlDocument(); | |
| _filePath = filePath; | |
| string directory = Path.GetDirectoryName(filePath); | |
| bool existing = false; | |
| while (!existing) | |
| { | |
| if (!Directory.Exists(directory)) | |
| { | |
| Directory.CreateDirectory(directory); | |
| } | |
| existing = Directory.Exists(Path.GetDirectoryName(directory)); | |
| directory = Path.GetDirectoryName(directory); | |
| } | |
| if (!File.Exists(_filePath)) | |
| { | |
| File.WriteAllText(_filePath, string.Format(@"<{0}></{0}>", corePath)); | |
| } | |
| else if (string.IsNullOrEmpty(File.ReadAllText(_filePath))) | |
| { | |
| File.WriteAllText(_filePath, string.Format(@"<{0}></{0}>", corePath)); | |
| } | |
| } | |
| public XmlNode CreateNode(string key, string value) | |
| { | |
| var node = Document.CreateElement(key); | |
| node.InnerText = value; | |
| return node; | |
| } | |
| public bool Save(XmlNode[] nodes) | |
| { | |
| Document.Load(_filePath); | |
| var mainElement = Document.CreateElement(ElementPath); | |
| foreach (var node in nodes) | |
| { | |
| mainElement.AppendChild(node); | |
| } | |
| Document.DocumentElement.AppendChild(mainElement); | |
| Document.Save(_filePath); | |
| return true; | |
| } | |
| public IEnumerable<XmlNode> Read() | |
| { | |
| Document.Load(_filePath); | |
| foreach (XmlNode node in Document.SelectNodes(string.Format("{0}/{1}", CorePath, ElementPath))) | |
| { | |
| yield return node; | |
| } | |
| } | |
| } |
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| using System; | |
| using System.Linq; | |
| using System.Xml; | |
| class Program_Example | |
| { | |
| static void Main(string[] args) | |
| { | |
| string storageDir = Environment.CurrentDirectory + @"\List of Games.xml"; | |
| Data data = new Data(storageDir, "Games", "Game"); | |
| var nodeName = data.CreateNode("Name", "Call of Duty"); | |
| var nodeValue = data.CreateNode("Value", "10.00"); | |
| data.Save(new XmlNode[] { nodeName, nodeValue }); | |
| var nodeList = data.Read(); | |
| foreach (var node in nodeList) | |
| { | |
| Console.WriteLine(node.SelectSingleNode("Name").InnerText); | |
| Console.WriteLine(node.SelectSingleNode("Value").InnerText); | |
| } | |
| Console.ReadLine(); | |
| } | |
| } |
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