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852 lines
32 KiB
852 lines
32 KiB
using System;
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using System.Data;
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using System.IO;
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using System.Text;
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using System.Web;
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namespace NFine.Code
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{
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public class FileHelper
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{
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#region 检测指定目录是否存在
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/// <summary>
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/// 检测指定目录是否存在
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/// </summary>
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/// <param name="directoryPath">目录的绝对路径</param>
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/// <returns></returns>
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public static bool IsExistDirectory(string directoryPath)
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{
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return Directory.Exists(directoryPath);
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}
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#endregion
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#region 检测指定文件是否存在,如果存在返回true
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/// <summary>
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/// 检测指定文件是否存在,如果存在则返回true。
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/// </summary>
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/// <param name="filePath">文件的绝对路径</param>
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public static bool IsExistFile(string filePath)
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{
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return File.Exists(filePath);
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}
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#endregion
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#region 获取指定目录中的文件列表
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/// <summary>
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/// 获取指定目录中所有文件列表
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径</param>
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public static string[] GetFileNames(string directoryPath)
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{
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//如果目录不存在，则抛出异常
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if (!IsExistDirectory(directoryPath))
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{
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throw new FileNotFoundException();
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}
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//获取文件列表
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return Directory.GetFiles(directoryPath);
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}
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#endregion
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#region 获取指定目录中所有子目录列表,若要搜索嵌套的子目录列表,请使用重载方法.
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/// <summary>
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/// 获取指定目录中所有子目录列表,若要搜索嵌套的子目录列表,请使用重载方法.
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径</param>
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public static string[] GetDirectories(string directoryPath)
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{
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try
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{
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return Directory.GetDirectories(directoryPath);
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}
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catch (IOException ex)
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{
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throw ex;
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}
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}
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#endregion
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#region 获取指定目录及子目录中所有文件列表
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/// <summary>
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/// 获取指定目录及子目录中所有文件列表
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径</param>
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/// <param name="searchPattern">模式字符串，"*"代表0或N个字符，"?"代表1个字符。
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/// 范例："Log*.xml"表示搜索所有以Log开头的Xml文件。</param>
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/// <param name="isSearchChild">是否搜索子目录</param>
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public static string[] GetFileNames(string directoryPath, string searchPattern, bool isSearchChild)
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{
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//如果目录不存在，则抛出异常
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if (!IsExistDirectory(directoryPath))
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{
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throw new FileNotFoundException();
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}
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try
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{
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if (isSearchChild)
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{
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return Directory.GetFiles(directoryPath, searchPattern, SearchOption.AllDirectories);
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}
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else
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{
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return Directory.GetFiles(directoryPath, searchPattern, SearchOption.TopDirectoryOnly);
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}
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}
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catch (IOException ex)
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{
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throw ex;
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}
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}
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#endregion
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#region 检测指定目录是否为空
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/// <summary>
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/// 检测指定目录是否为空
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径</param>
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public static bool IsEmptyDirectory(string directoryPath)
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{
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try
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{
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//判断是否存在文件
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string[] fileNames = GetFileNames(directoryPath);
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if (fileNames.Length > 0)
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{
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return false;
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}
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//判断是否存在文件夹
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string[] directoryNames = GetDirectories(directoryPath);
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if (directoryNames.Length > 0)
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{
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return false;
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}
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return true;
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}
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catch
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{
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//这里记录日志
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//LogHelper.WriteTraceLog(TraceLogLevel.Error, ex.Message);
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return true;
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}
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}
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#endregion
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#region 检测指定目录中是否存在指定的文件
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/// <summary>
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/// 检测指定目录中是否存在指定的文件,若要搜索子目录请使用重载方法.
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径</param>
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/// <param name="searchPattern">模式字符串，"*"代表0或N个字符，"?"代表1个字符。
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/// 范例："Log*.xml"表示搜索所有以Log开头的Xml文件。</param>
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public static bool Contains(string directoryPath, string searchPattern)
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{
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try
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{
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//获取指定的文件列表
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string[] fileNames = GetFileNames(directoryPath, searchPattern, false);
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//判断指定文件是否存在
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if (fileNames.Length == 0)
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{
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return false;
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}
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else
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{
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return true;
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}
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}
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catch (Exception ex)
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{
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throw new Exception(ex.Message);
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//LogHelper.WriteTraceLog(TraceLogLevel.Error, ex.Message);
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}
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}
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/// <summary>
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/// 检测指定目录中是否存在指定的文件
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径</param>
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/// <param name="searchPattern">模式字符串，"*"代表0或N个字符，"?"代表1个字符。
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/// 范例："Log*.xml"表示搜索所有以Log开头的Xml文件。</param>
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/// <param name="isSearchChild">是否搜索子目录</param>
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public static bool Contains(string directoryPath, string searchPattern, bool isSearchChild)
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{
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try
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{
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//获取指定的文件列表
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string[] fileNames = GetFileNames(directoryPath, searchPattern, true);
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//判断指定文件是否存在
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if (fileNames.Length == 0)
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{
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return false;
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}
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else
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{
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return true;
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}
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}
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catch (Exception ex)
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{
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throw new Exception(ex.Message);
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//LogHelper.WriteTraceLog(TraceLogLevel.Error, ex.Message);
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}
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}
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#endregion
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#region 创建目录
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/// <summary>
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/// 创建目录
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/// </summary>
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/// <param name="dir">要创建的目录路径包括目录名</param>
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public static void CreateDir(string dir)
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{
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if (dir.Length == 0) return;
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if (!Directory.Exists(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir))
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Directory.CreateDirectory(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir);
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}
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#endregion
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#region 删除目录
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/// <summary>
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/// 删除目录
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/// </summary>
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/// <param name="dir">要删除的目录路径和名称</param>
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public static void DeleteDir(string dir)
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{
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if (dir.Length == 0) return;
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if (Directory.Exists(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir))
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Directory.Delete(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir);
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}
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#endregion
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#region 删除文件
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/// <summary>
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/// 删除文件
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/// </summary>
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/// <param name="file">要删除的文件路径和名称</param>
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public static void DeleteFile(string file)
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{
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if (File.Exists(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + file))
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{
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File.Delete(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + file);
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}
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}
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#endregion
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#region 创建文件
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/// <summary>
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/// 创建文件
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/// </summary>
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/// <param name="dir">带后缀的文件名</param>
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/// <param name="pagestr">文件内容</param>
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public static void CreateFile(string dir, string pagestr)
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{
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dir = dir.Replace("/", "\\");
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if (dir.IndexOf("\\") > -1)
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CreateDir(dir.Substring(0, dir.LastIndexOf("\\")));
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StreamWriter sw = new StreamWriter(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir, false, System.Text.Encoding.GetEncoding("GB2312"));
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sw.Write(pagestr);
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sw.Close();
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}
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/// <summary>
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/// 创建文件
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="content">内容</param>
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public static void CreateFileContent(string path, string content)
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{
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FileInfo fi = new FileInfo(path);
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var di = fi.Directory;
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if (!di.Exists)
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{
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di.Create();
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}
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StreamWriter sw = new StreamWriter(path, false, System.Text.Encoding.GetEncoding("GB2312"));
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sw.Write(content);
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sw.Close();
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}
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#endregion
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#region 移动文件(剪贴--粘贴)
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/// <summary>
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/// 移动文件(剪贴--粘贴)
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/// </summary>
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/// <param name="dir1">要移动的文件的路径及全名(包括后缀)</param>
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/// <param name="dir2">文件移动到新的位置,并指定新的文件名</param>
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public static void MoveFile(string dir1, string dir2)
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{
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dir1 = dir1.Replace("/", "\\");
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dir2 = dir2.Replace("/", "\\");
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if (File.Exists(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir1))
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File.Move(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir1, System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir2);
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}
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#endregion
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#region 复制文件
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/// <summary>
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/// 复制文件
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/// </summary>
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/// <param name="dir1">要复制的文件的路径已经全名(包括后缀)</param>
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/// <param name="dir2">目标位置,并指定新的文件名</param>
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public static void CopyFile(string dir1, string dir2)
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{
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dir1 = dir1.Replace("/", "\\");
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dir2 = dir2.Replace("/", "\\");
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if (File.Exists(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir1))
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{
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File.Copy(System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir1, System.Web.HttpContext.Current.Request.PhysicalApplicationPath + "\\" + dir2, true);
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}
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}
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#endregion
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#region 根据时间得到目录名 / 格式:yyyyMMdd 或者 HHmmssff
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/// <summary>
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/// 根据时间得到目录名yyyyMMdd
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/// </summary>
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/// <returns></returns>
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public static string GetDateDir()
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{
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return DateTime.Now.ToString("yyyyMMdd");
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}
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/// <summary>
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/// 根据时间得到文件名HHmmssff
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/// </summary>
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/// <returns></returns>
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public static string GetDateFile()
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{
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return DateTime.Now.ToString("HHmmssff");
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}
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#endregion
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#region 根据时间获取指定路径的 后缀名的 的所有文件
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/// <summary>
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/// 根据时间获取指定路径的 后缀名的 的所有文件
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/// </summary>
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/// <param name="path">文件路径</param>
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/// <param name="Extension">后缀名 比如.txt</param>
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/// <returns></returns>
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public static DataRow[] GetFilesByTime(string path, string Extension)
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{
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if (Directory.Exists(path))
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{
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string fielExts = string.Format("*{0}", Extension);
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string[] files = Directory.GetFiles(path, fielExts);
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if (files.Length > 0)
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{
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DataTable table = new DataTable();
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table.Columns.Add(new DataColumn("filename", Type.GetType("System.String")));
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table.Columns.Add(new DataColumn("createtime", Type.GetType("System.DateTime")));
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for (int i = 0; i < files.Length; i++)
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{
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DataRow row = table.NewRow();
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DateTime creationTime = File.GetCreationTime(files[i]);
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string fileName = Path.GetFileName(files[i]);
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row["filename"] = fileName;
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row["createtime"] = creationTime;
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table.Rows.Add(row);
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}
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return table.Select(string.Empty, "createtime desc");
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}
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}
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return new DataRow[0];
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}
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#endregion
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#region 复制文件夹
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/// <summary>
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/// 复制文件夹(递归)
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/// </summary>
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/// <param name="varFromDirectory">源文件夹路径</param>
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/// <param name="varToDirectory">目标文件夹路径</param>
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public static void CopyFolder(string varFromDirectory, string varToDirectory)
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{
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Directory.CreateDirectory(varToDirectory);
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if (!Directory.Exists(varFromDirectory)) return;
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string[] directories = Directory.GetDirectories(varFromDirectory);
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if (directories.Length > 0)
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{
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foreach (string d in directories)
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{
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CopyFolder(d, varToDirectory + d.Substring(d.LastIndexOf("\\")));
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}
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}
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string[] files = Directory.GetFiles(varFromDirectory);
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if (files.Length > 0)
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{
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foreach (string s in files)
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{
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File.Copy(s, varToDirectory + s.Substring(s.LastIndexOf("\\")), true);
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}
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}
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}
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#endregion
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#region 检查文件,如果文件不存在则创建
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/// <summary>
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/// 检查文件,如果文件不存在则创建
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/// </summary>
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/// <param name="FilePath">路径,包括文件名</param>
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public static void ExistsFile(string FilePath)
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{
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//if(!File.Exists(FilePath))
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//File.Create(FilePath);
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//以上写法会报错,详细解释请看下文.........
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if (!File.Exists(FilePath))
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{
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FileStream fs = File.Create(FilePath);
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fs.Close();
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}
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}
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#endregion
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#region 删除指定文件夹对应其他文件夹里的文件
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/// <summary>
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/// 删除指定文件夹对应其他文件夹里的文件
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/// </summary>
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/// <param name="varFromDirectory">指定文件夹路径</param>
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/// <param name="varToDirectory">对应其他文件夹路径</param>
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public static void DeleteFolderFiles(string varFromDirectory, string varToDirectory)
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{
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Directory.CreateDirectory(varToDirectory);
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if (!Directory.Exists(varFromDirectory)) return;
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string[] directories = Directory.GetDirectories(varFromDirectory);
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if (directories.Length > 0)
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{
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foreach (string d in directories)
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{
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DeleteFolderFiles(d, varToDirectory + d.Substring(d.LastIndexOf("\\")));
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}
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}
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string[] files = Directory.GetFiles(varFromDirectory);
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if (files.Length > 0)
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{
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foreach (string s in files)
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{
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File.Delete(varToDirectory + s.Substring(s.LastIndexOf("\\")));
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}
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}
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}
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#endregion
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#region 从文件的绝对路径中获取文件名( 包含扩展名 )
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/// <summary>
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/// 从文件的绝对路径中获取文件名( 包含扩展名 )
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/// </summary>
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/// <param name="filePath">文件的绝对路径</param>
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public static string GetFileName(string filePath)
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{
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//获取文件的名称
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FileInfo fi = new FileInfo(filePath);
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return fi.Name;
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}
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#endregion
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#region 复制文件参考方法,页面中引用
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/// <summary>
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/// 复制文件参考方法,页面中引用
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/// </summary>
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/// <param name="cDir">新路径</param>
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/// <param name="TempId">模板引擎替换编号</param>
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public static void CopyFiles(string cDir, string TempId)
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{
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//if (Directory.Exists(Request.PhysicalApplicationPath + "\\Controls"))
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//{
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// string TempStr = string.Empty;
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// StreamWriter sw;
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// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\Default.aspx"))
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// {
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// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\Default.aspx");
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// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
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// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\Default.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
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// sw.Write(TempStr);
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// sw.Close();
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// }
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// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\Column.aspx"))
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// {
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// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\Column.aspx");
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// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
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// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\List.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
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// sw.Write(TempStr);
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// sw.Close();
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// }
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// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\Content.aspx"))
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// {
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// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\Content.aspx");
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// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
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|
// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\View.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
|
|
// sw.Write(TempStr);
|
|
// sw.Close();
|
|
// }
|
|
// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\MoreDiss.aspx"))
|
|
// {
|
|
// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\MoreDiss.aspx");
|
|
// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
|
|
|
|
// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\DissList.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
|
|
// sw.Write(TempStr);
|
|
// sw.Close();
|
|
// }
|
|
// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\ShowDiss.aspx"))
|
|
// {
|
|
// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\ShowDiss.aspx");
|
|
// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
|
|
|
|
// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\Diss.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
|
|
// sw.Write(TempStr);
|
|
// sw.Close();
|
|
// }
|
|
// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\Review.aspx"))
|
|
// {
|
|
// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\Review.aspx");
|
|
// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
|
|
|
|
// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\Review.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
|
|
// sw.Write(TempStr);
|
|
// sw.Close();
|
|
// }
|
|
// if (File.Exists(Request.PhysicalApplicationPath + "\\Controls\\Search.aspx"))
|
|
// {
|
|
// TempStr = File.ReadAllText(Request.PhysicalApplicationPath + "\\Controls\\Search.aspx");
|
|
// TempStr = TempStr.Replace("{$ChannelId$}", TempId);
|
|
|
|
// sw = new StreamWriter(Request.PhysicalApplicationPath + "\\" + cDir + "\\Search.aspx", false, System.Text.Encoding.GetEncoding("GB2312"));
|
|
// sw.Write(TempStr);
|
|
// sw.Close();
|
|
// }
|
|
//}
|
|
}
|
|
#endregion
|
|
|
|
#region 创建一个目录
|
|
/// <summary>
|
|
/// 创建一个目录
|
|
/// </summary>
|
|
/// <param name="directoryPath">目录的绝对路径</param>
|
|
public static void CreateDirectory(string directoryPath)
|
|
{
|
|
//如果目录不存在则创建该目录
|
|
if (!IsExistDirectory(directoryPath))
|
|
{
|
|
Directory.CreateDirectory(directoryPath);
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region 创建一个文件
|
|
/// <summary>
|
|
/// 创建一个文件。
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
public static void CreateFile(string filePath)
|
|
{
|
|
try
|
|
{
|
|
//如果文件不存在则创建该文件
|
|
if (!IsExistFile(filePath))
|
|
{
|
|
//创建一个FileInfo对象
|
|
FileInfo file = new FileInfo(filePath);
|
|
|
|
//创建文件
|
|
FileStream fs = file.Create();
|
|
|
|
//关闭文件流
|
|
fs.Close();
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
//LogHelper.WriteTraceLog(TraceLogLevel.Error, ex.Message);
|
|
throw ex;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// 创建一个文件,并将字节流写入文件。
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
/// <param name="buffer">二进制流数据</param>
|
|
public static void CreateFile(string filePath, byte[] buffer)
|
|
{
|
|
try
|
|
{
|
|
//如果文件不存在则创建该文件
|
|
if (!IsExistFile(filePath))
|
|
{
|
|
//创建一个FileInfo对象
|
|
FileInfo file = new FileInfo(filePath);
|
|
|
|
//创建文件
|
|
FileStream fs = file.Create();
|
|
|
|
//写入二进制流
|
|
fs.Write(buffer, 0, buffer.Length);
|
|
|
|
//关闭文件流
|
|
fs.Close();
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
//LogHelper.WriteTraceLog(TraceLogLevel.Error, ex.Message);
|
|
throw ex;
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region 获取文本文件的行数
|
|
/// <summary>
|
|
/// 获取文本文件的行数
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
public static int GetLineCount(string filePath)
|
|
{
|
|
//将文本文件的各行读到一个字符串数组中
|
|
string[] rows = File.ReadAllLines(filePath);
|
|
|
|
//返回行数
|
|
return rows.Length;
|
|
}
|
|
#endregion
|
|
|
|
#region 获取一个文件的长度
|
|
/// <summary>
|
|
/// 获取一个文件的长度,单位为Byte
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
public static long GetFileSize(string filePath)
|
|
{
|
|
//创建一个文件对象
|
|
FileInfo fi = new FileInfo(filePath);
|
|
|
|
//获取文件的大小
|
|
return fi.Length;
|
|
}
|
|
#endregion
|
|
|
|
#region 获取文件大小并以B，KB，GB，TB
|
|
/// <summary>
|
|
/// 计算文件大小函数(保留两位小数),Size为字节大小
|
|
/// </summary>
|
|
/// <param name="size">初始文件大小</param>
|
|
/// <returns></returns>
|
|
public static string ToFileSize(long size)
|
|
{
|
|
string m_strSize = "";
|
|
long FactSize = 0;
|
|
FactSize = size;
|
|
if (FactSize < 1024.00)
|
|
m_strSize = FactSize.ToString("F2") + " 字节";
|
|
else if (FactSize >= 1024.00 && FactSize < 1048576)
|
|
m_strSize = (FactSize / 1024.00).ToString("F2") + " KB";
|
|
else if (FactSize >= 1048576 && FactSize < 1073741824)
|
|
m_strSize = (FactSize / 1024.00 / 1024.00).ToString("F2") + " MB";
|
|
else if (FactSize >= 1073741824)
|
|
m_strSize = (FactSize / 1024.00 / 1024.00 / 1024.00).ToString("F2") + " GB";
|
|
return m_strSize;
|
|
}
|
|
#endregion
|
|
|
|
#region 获取指定目录中的子目录列表
|
|
/// <summary>
|
|
/// 获取指定目录及子目录中所有子目录列表
|
|
/// </summary>
|
|
/// <param name="directoryPath">指定目录的绝对路径</param>
|
|
/// <param name="searchPattern">模式字符串，"*"代表0或N个字符，"?"代表1个字符。
|
|
/// 范例："Log*.xml"表示搜索所有以Log开头的Xml文件。</param>
|
|
/// <param name="isSearchChild">是否搜索子目录</param>
|
|
public static string[] GetDirectories(string directoryPath, string searchPattern, bool isSearchChild)
|
|
{
|
|
try
|
|
{
|
|
if (isSearchChild)
|
|
{
|
|
return Directory.GetDirectories(directoryPath, searchPattern, SearchOption.AllDirectories);
|
|
}
|
|
else
|
|
{
|
|
return Directory.GetDirectories(directoryPath, searchPattern, SearchOption.TopDirectoryOnly);
|
|
}
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
throw ex;
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region 向文本文件写入内容
|
|
|
|
/// <summary>
|
|
/// 向文本文件中写入内容
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
/// <param name="text">写入的内容</param>
|
|
/// <param name="encoding">编码</param>
|
|
public static void WriteText(string filePath, string text, Encoding encoding)
|
|
{
|
|
//向文件写入内容
|
|
File.WriteAllText(filePath, text, encoding);
|
|
}
|
|
#endregion
|
|
|
|
#region 向文本文件的尾部追加内容
|
|
/// <summary>
|
|
/// 向文本文件的尾部追加内容
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
/// <param name="content">写入的内容</param>
|
|
public static void AppendText(string filePath, string content)
|
|
{
|
|
File.AppendAllText(filePath, content);
|
|
}
|
|
#endregion
|
|
|
|
#region 将现有文件的内容复制到新文件中
|
|
/// <summary>
|
|
/// 将源文件的内容复制到目标文件中
|
|
/// </summary>
|
|
/// <param name="sourceFilePath">源文件的绝对路径</param>
|
|
/// <param name="destFilePath">目标文件的绝对路径</param>
|
|
public static void Copy(string sourceFilePath, string destFilePath)
|
|
{
|
|
File.Copy(sourceFilePath, destFilePath, true);
|
|
}
|
|
#endregion
|
|
|
|
#region 将文件移动到指定目录
|
|
/// <summary>
|
|
/// 将文件移动到指定目录
|
|
/// </summary>
|
|
/// <param name="sourceFilePath">需要移动的源文件的绝对路径</param>
|
|
/// <param name="descDirectoryPath">移动到的目录的绝对路径</param>
|
|
public static void Move(string sourceFilePath, string descDirectoryPath)
|
|
{
|
|
//获取源文件的名称
|
|
string sourceFileName = GetFileName(sourceFilePath);
|
|
|
|
if (IsExistDirectory(descDirectoryPath))
|
|
{
|
|
//如果目标中存在同名文件,则删除
|
|
if (IsExistFile(descDirectoryPath + "\\" + sourceFileName))
|
|
{
|
|
DeleteFile(descDirectoryPath + "\\" + sourceFileName);
|
|
}
|
|
//将文件移动到指定目录
|
|
File.Move(sourceFilePath, descDirectoryPath + "\\" + sourceFileName);
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region 从文件的绝对路径中获取文件名( 不包含扩展名 )
|
|
/// <summary>
|
|
/// 从文件的绝对路径中获取文件名( 不包含扩展名 )
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
public static string GetFileNameNoExtension(string filePath)
|
|
{
|
|
//获取文件的名称
|
|
FileInfo fi = new FileInfo(filePath);
|
|
return fi.Name.Split('.')[0];
|
|
}
|
|
#endregion
|
|
|
|
#region 从文件的绝对路径中获取扩展名
|
|
/// <summary>
|
|
/// 从文件的绝对路径中获取扩展名
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
public static string GetExtension(string filePath)
|
|
{
|
|
//获取文件的名称
|
|
FileInfo fi = new FileInfo(filePath);
|
|
return fi.Extension;
|
|
}
|
|
#endregion
|
|
|
|
#region 清空指定目录
|
|
/// <summary>
|
|
/// 清空指定目录下所有文件及子目录,但该目录依然保存.
|
|
/// </summary>
|
|
/// <param name="directoryPath">指定目录的绝对路径</param>
|
|
public static void ClearDirectory(string directoryPath)
|
|
{
|
|
directoryPath = HttpContext.Current.Server.MapPath(directoryPath);
|
|
if (IsExistDirectory(directoryPath))
|
|
{
|
|
//删除目录中所有的文件
|
|
string[] fileNames = GetFileNames(directoryPath);
|
|
for (int i = 0; i < fileNames.Length; i++)
|
|
{
|
|
DeleteFile(fileNames[i]);
|
|
}
|
|
//删除目录中所有的子目录
|
|
string[] directoryNames = GetDirectories(directoryPath);
|
|
for (int i = 0; i < directoryNames.Length; i++)
|
|
{
|
|
DeleteDirectory(directoryNames[i]);
|
|
}
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region 清空文件内容
|
|
/// <summary>
|
|
/// 清空文件内容
|
|
/// </summary>
|
|
/// <param name="filePath">文件的绝对路径</param>
|
|
public static void ClearFile(string filePath)
|
|
{
|
|
//删除文件
|
|
File.Delete(filePath);
|
|
|
|
//重新创建该文件
|
|
CreateFile(filePath);
|
|
}
|
|
#endregion
|
|
|
|
#region 删除指定目录
|
|
/// <summary>
|
|
/// 删除指定目录及其所有子目录
|
|
/// </summary>
|
|
/// <param name="directoryPath">指定目录的绝对路径</param>
|
|
public static void DeleteDirectory(string directoryPath)
|
|
{
|
|
directoryPath = HttpContext.Current.Server.MapPath(directoryPath);
|
|
if (IsExistDirectory(directoryPath))
|
|
{
|
|
Directory.Delete(directoryPath, true);
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region 本地路径
|
|
/// <summary>
|
|
/// 本地路径
|
|
/// </summary>
|
|
/// <param name="path"></param>
|
|
/// <returns></returns>
|
|
public static string MapPath(string path)
|
|
{
|
|
return HttpContext.Current.Server.MapPath(path);
|
|
}
|
|
#endregion
|
|
}
|
|
}
|