202 lines
8.0 KiB
C#
202 lines
8.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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namespace Transmission.SDK
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{
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public class LogHelper
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{
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public static string path = AppDomain.CurrentDomain.BaseDirectory;
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private static Dictionary<long, long> lockDic = new Dictionary<long, long>();
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#region 方法 -> 记录接收的内容到指定目录文本文件
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/// <summary>
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/// 记录接收的内容到指定目录文本文件
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/// </summary>
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/// <param name="LogData">记录内容</param>
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public static void WriteServiceLog(string LogData)
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{
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LogData = DateTime.Now.ToLongTimeString() + ":" + LogData;
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string LogName = "日志_Send" + DateTime.Now.ToString("yyyy-MM-dd") + ".log";
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string filename = Path.Combine(path, "log", LogName);
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if (!Directory.Exists(Path.Combine(path, "log")))
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Directory.CreateDirectory(Path.Combine(path, "log"));
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try
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{
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using (FileStream fs = new FileStream(filename, FileMode.OpenOrCreate,
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FileAccess.ReadWrite, FileShare.ReadWrite, 8, FileOptions.Asynchronous))
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{
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Byte[] _data = new UTF8Encoding().GetBytes(LogData + Environment.NewLine);
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bool flag = true;
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long slen = _data.Length;
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long len = 0;
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while (flag)
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{
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try
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{
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if (len >= fs.Length)
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{
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fs.Lock(len, slen);
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lockDic[len] = slen;
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flag = false;
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}
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else
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{
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len = fs.Length;
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}
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}
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catch
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{
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while (!lockDic.ContainsKey(len))
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{
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len += lockDic[len];
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}
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}
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}
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fs.Seek(0, SeekOrigin.End);
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fs.Write(_data, 0, _data.Length);
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fs.Flush();
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fs.Close();
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}
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}
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catch { }
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}
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#endregion
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#region 方法 -> 删除指定目录下的指定后缀名的文件
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/// <summary>
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/// 删除指定目录下的指定后缀名的文件
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/// </summary>
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/// <param name="directory">要删除的文件所在的目录，是绝对目录，如d:\temp</param>
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/// <param name="masks">要删除的文件的后缀名的一个数组，比如masks中包含了.cs,.vb,.c这三个元素</param>
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/// <param name="searchSubdirectories">表示是否需要递归删除，即是否也要删除子目录中相应的文件</param>
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/// <param name="ignoreHidden">表示是否忽略隐藏文件</param>
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/// /// <param name="deletedFileCount">表示总共删除的文件数</param>
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public static void DeleteFiles(string directory, string[] masks, bool searchSubdirectories, bool ignoreHidden, ref int deletedFileCount)
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{
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//先删除当前目录下指定后缀名的所有文件
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foreach (string file in Directory.GetFiles(directory, "*.*"))
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{
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if (!(ignoreHidden && (File.GetAttributes(file) & FileAttributes.Hidden) == FileAttributes.Hidden))
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{
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foreach (string mask in masks)
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{
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if (Path.GetExtension(file) == mask)
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{
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FileInfo _FileInfo = new FileInfo(file);
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if (_FileInfo.LastWriteTime < DateTime.Now.Date.AddDays(-10))
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{
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_FileInfo.Delete();
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deletedFileCount++;
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}
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}
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}
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}
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}
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//如果需要对子目录进行处理，则对子目录也进行递归操作
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if (searchSubdirectories)
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{
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string[] childDirectories = Directory.GetDirectories(directory);
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foreach (string dir in childDirectories)
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{
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if (!(ignoreHidden && (File.GetAttributes(dir) & FileAttributes.Hidden) == FileAttributes.Hidden))
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{
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DeleteFiles(dir, masks, searchSubdirectories, ignoreHidden, ref deletedFileCount);
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}
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}
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}
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}
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#endregion
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#region 方法 -> 删除指定目录下的所有文件及文件夹
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/// <summary>
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/// 删除指定目录下的所有文件及文件夹
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/// </summary>
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/// <param name="strPath">待删除目录</param>
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/// <param name="isReservedDir">是否保留目录</param>
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/// <returns>删除结果</returns>
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public static bool DeleteDirectory(string strPath, bool isReservedDir = true)
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{
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try
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{
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// 清除空格
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strPath = @strPath.Trim().ToString();
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// 判断文件夹是否存在
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if (Directory.Exists(strPath))
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{
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// 获得文件夹数组
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string[] strDirs = Directory.GetDirectories(strPath);
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// 获得文件数组
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string[] strFiles = Directory.GetFiles(strPath);
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// 遍历所有子文件夹
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foreach (string strFile in strFiles)
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{
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// 删除文件
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File.Delete(strFile);
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}
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// 遍历所有文件
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foreach (string strdir in strDirs)
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{
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// 删除文件夹
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Directory.Delete(strdir, true);
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}
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if (!isReservedDir)
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{
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Directory.Delete(strPath);
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}
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}
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// 成功
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return true;
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}
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catch (Exception) // 异常处理
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{
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// 失败
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return false;
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}
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}
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#endregion
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#region 方法 -> 记录日志文件
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/// <summary>
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/// 记录日志文件
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/// </summary>
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/// <param name="LogMsg">日志内容</param>
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/// <param name="FileName">日志文件名称</param>
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/// <param name="DirectoryName">日志文件路径</param>
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public static void WriteLog(string LogMsg, string FileName = "", string DirectoryName = "")
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{
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string str = "";
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try
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{
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if (string.IsNullOrEmpty(FileName))
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{
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FileName = DateTime.Now.ToString("yyyyMMdd");
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}
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if (string.IsNullOrWhiteSpace(DirectoryName))
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{
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DirectoryName = AppDomain.CurrentDomain.BaseDirectory + "log";
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}
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str += string.Format(@"{0}", DateTime.Now.ToString());
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if (!string.IsNullOrWhiteSpace(LogMsg))
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{
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str += string.Format(" {0}", LogMsg);
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}
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if (!Directory.Exists(DirectoryName))//判断文件夹是否存在
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{
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Directory.CreateDirectory(DirectoryName);//不存在则创建文件夹
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}
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string filePath = DirectoryName + "\\" + FileName + ".log";
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StreamWriter sw = new StreamWriter(filePath, true);
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sw.WriteLine(str);
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sw.Close();
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}
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catch { }
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}
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#endregion
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}
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}
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