[英]Best way to serialize obtained folders and files in XML using c#
我一直在使用c#獲取文件和文件夾:
static IEnumerable<string> GetFiles(string path)
{
Queue<string> queue = new Queue<string>();
queue.Enqueue(path);
while (queue.Count > 0)
{
path = queue.Dequeue();
try
{
foreach (string subDir in Directory.GetDirectories(path))
{
queue.Enqueue(subDir);
}
}
catch (Exception ex)
{
Console.Error.WriteLine(ex);
}
string[] files = null;
try
{
files = Directory.GetFiles(path);
}
catch (Exception ex)
{
Console.Error.WriteLine(ex);
}
if (files != null)
{
for (int i = 0; i < files.Length; i++)
{
yield return files[i];
}
}
}
}
然后我在控制台中得到了輸出,分別是這樣的:
static void Main(string[] args)
{
foreach (string file in GetFiles("C:\\"))
{
Console.WriteLine(file);
}
Console.ReadLine();
}
所以...我需要將其序列化為一個XML文件(條件是文件夾和文件的長度小於8,擴展名需要3個字符)。 目前情況並不重要。 看了很多有用的東西之后,我找不到合適的解決方案。 問候。
我在一月份寫過代碼。 看看是否有幫助
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml;
using System.Xml.Linq;
using System.IO;
namespace WriteFileNamesXml
{
class Program
{
const string FILENAME = @"c:\temp\test.xml";
const string FOLDER = @"c:\temp";
static XmlWriter writer = null;
static void Main(string[] args)
{
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
writer = XmlWriter.Create(FILENAME, settings);
writer.WriteStartDocument(true);
DirectoryInfo info = new DirectoryInfo(FOLDER);
WriteTree(info);
writer.WriteEndDocument();
writer.Flush();
writer.Close();
}
static long WriteTree(DirectoryInfo info)
{
long size = 0;
writer.WriteStartElement("Folder");
try
{
writer.WriteAttributeString("name", info.Name);
writer.WriteAttributeString("numberSubFolders", info.GetDirectories().Count().ToString());
writer.WriteAttributeString("numberFiles", info.GetFiles().Count().ToString());
writer.WriteAttributeString("date", info.LastWriteTime.ToString());
foreach (DirectoryInfo childInfo in info.GetDirectories())
{
size += WriteTree(childInfo);
}
}
catch (Exception ex)
{
string errorMsg = string.Format("Exception Folder : {0}, Error : {1}", info.FullName, ex.Message);
Console.WriteLine(errorMsg);
writer.WriteElementString("Error", errorMsg);
}
FileInfo[] fileInfo = null;
try
{
fileInfo = info.GetFiles();
}
catch (Exception ex)
{
string errorMsg = string.Format("Exception FileInfo : {0}, Error : {1}", info.FullName, ex.Message);
Console.WriteLine(errorMsg);
writer.WriteElementString("Error", errorMsg);
}
if (fileInfo != null)
{
foreach (FileInfo finfo in fileInfo)
{
try
{
writer.WriteStartElement("File");
writer.WriteAttributeString("name", finfo.Name);
writer.WriteAttributeString("size", finfo.Length.ToString());
writer.WriteAttributeString("date", info.LastWriteTime.ToString());
writer.WriteEndElement();
size += finfo.Length;
}
catch (Exception ex)
{
string errorMsg = string.Format("Exception File : {0}, Error : {1}", finfo.FullName, ex.Message);
Console.WriteLine(errorMsg);
writer.WriteElementString("Error", errorMsg);
}
}
}
writer.WriteElementString("size", size.ToString());
writer.WriteEndElement();
return size;
}
}
}
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