C#文件操作工具类
2024-10-12 12:54:17
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO; namespace ReadLog.Public
{
public class FileHelper
{
string[] format = { "*.jpg", "*.doc", "*.exe", "*.pdf", "*.xls" };
#region 讀取文件 +string ReadFile(string path)
/// <summary>
/// 讀取文件
/// </summary>
/// <param name="path">文件路徑</param>
public string ReadFile(string path)
{
//FileStream sFile = new FileStream(path, FileMode.Open);
//byte[] byData = new byte[sFile.Length];
//sFile.Read(byData, 0, byData.Length);
//string fileContent = System.Text.Encoding.UTF8.GetString(byData);
//return fileContent;
string content = String.Empty;
StreamReader reader = new StreamReader(path, GetFileEncodeType(path));
return reader.ReadToEnd();
}
#endregion #region 删除文件夹下面所有文件 void deleteAll(string delpath, string geshi)
/// <summary>
/// 删除文件夹下面所有文件
/// </summary>
/// <param name="oldpngPath">待删除文件路径</param>
/// <param name="newpngPath">删除到的新目录</param>
/// <param name="geshi">操作文件的格式 例如:*.png、*.xml</param>
public void deleteAll(string delpath, string geshi)
{
string[] files = Directory.GetFiles(delpath, geshi);
foreach (string file in files)
{
File.Delete(file);
}
}
#endregion #region 複製文件夹下面所有文件 +void copyALl(string oldpngPath, string newpngPath, string geshi)
/// <summary>
/// 複製文件夹下面所有文件
/// </summary>
/// <param name="oldpngPath">待复制文件路径</param>
/// <param name="newpngPath">复制到的新目录</param>
/// <param name="geshi">操作文件的格式 例如:*.png、*.xml</param>
public void copyALl(string oldpngPath, string newpngPath, string geshi)
{
string[] files = Directory.GetFiles(oldpngPath, geshi);
foreach (string file in files)
{
string otherFile = Path.Combine(oldpngPath, Path.GetFileName(file));
File.Copy(file, newpngPath + "\\" + Path.GetFileName(file));
}
}
#endregion #region 移动文件夹下的所有文件 void moveAll(string olderpath, string topath)
/// <summary>
/// 移动文件夹下的所有文件
/// </summary>
/// <param name="olderpath">待移动的文件目录</param>
/// <param name="topath">新目录</param>
public void moveAll(string olderpath, string topath)
{
string[] files = Directory.GetFiles(olderpath, format[]);
foreach (string file in files)
{
File.Move(file, topath); //移动文件
}
}
#endregion #region 獲取一個文件夾下面所有文件 +string[] GetAllFiles(string path, string geshi)
/// <summary>
/// 獲取一個文件夾下面所有文件
/// </summary>
/// <param name="path"></param>
/// <param name="geshi">文件類型</param>
/// <returns></returns>
public string[] GetAllFiles(string path, string geshi)
{
string[] files = Directory.GetFiles(path, geshi);
return files;
}
#endregion #region 複製單個文件 + void copyOneFile(string oldfilePath, string newfilePath)
/// <summary>
/// 複製單個文件
/// </summary>
/// <param name="oldfilePath">文件原來的全路徑</param>
/// <param name="newfilePath">文件新的全路徑</param>
public void copyOneFile(string oldfilePath, string newfilePath, string newFileName)
{
if (!Directory.Exists(newfilePath))
{
Directory.CreateDirectory(newfilePath);
}
File.Copy(oldfilePath, newfilePath + newFileName); }
#endregion #region 移動一個文件 + void MoveOneFile(string oldfilePath, string newfilePath)
/// <summary>
/// 移動一個文件
/// </summary>
/// <param name="oldfilePath">文件原來的全路徑</param>
/// <param name="newfilePath">文件新的全路徑</param>
public void MoveOneFile(string oldfilePath, string newfilePath, string newFileName)
{
if (!Directory.Exists(newfilePath))
{
Directory.CreateDirectory(newfilePath);
}
File.Move(oldfilePath, newfilePath + newFileName); }
#endregion #region 刪除一個文件 +void DeleteOneFile(string oldfilePath)
/// <summary>
/// 刪除一個文件
/// </summary>
/// <param name="oldfilePath">文件路徑</param>
public void DeleteOneFile(string oldfilePath)
{ File.Delete(oldfilePath); }
#endregion #region 讀取目錄的時候進行的提示
public void ReadFileLogOnly(string path)
{
Console.WriteLine(string.Format("正在進入{0}目錄中", path));
if (!Directory.Exists(path))
{
Console.WriteLine(String.Format("文件目錄{0}不存在", path));
//return;
//Directory.CreateDirectory(erpLogPath);
}
else
{
Console.WriteLine(String.Format("文件目錄{0}訪問正常", path));
}
}
public void ReadFileLogAndCreate(string path)
{
Console.WriteLine(string.Format("正在進入{0}目錄", path));
if (!Directory.Exists(path))
{
Console.WriteLine(String.Format("文件目錄{0}不存在，正在進行創建", path)); Directory.CreateDirectory(path);
Console.WriteLine(String.Format("文件目錄{0}創建成功", path));
}
else
{
Console.WriteLine(String.Format("文件目錄{0}訪問正常", path));
}
}
#endregion #region 獲取問價的編碼方式 +System.Text.Encoding GetFileEncodeType(string filename)
/// <summary>
/// 獲取問價的編碼方式
/// </summary>
/// <param name="filename">文件路徑</param>
/// <returns>文件的編碼方式</returns>
public System.Text.Encoding GetFileEncodeType(string filename)
{
System.IO.FileStream fs = new System.IO.FileStream(filename, System.IO.FileMode.Open, System.IO.FileAccess.Read);
System.IO.BinaryReader br = new System.IO.BinaryReader(fs);
Byte[] buffer = br.ReadBytes();
if (buffer[] >= 0xEF)
{
if (buffer[] == 0xEF && buffer[] == 0xBB)
{
return System.Text.Encoding.UTF8;
}
else if (buffer[] == 0xFE && buffer[] == 0xFF)
{
return System.Text.Encoding.BigEndianUnicode;
}
else if (buffer[] == 0xFF && buffer[] == 0xFE)
{
return System.Text.Encoding.Unicode;
}
else
{
return System.Text.Encoding.Default;
}
}
else
{
return System.Text.Encoding.Default;
} }
#endregion
}
}
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