传输优化

2026-03-23 16:26:35 +08:00 · 2021-03-17 16:08:13 +08:00
parent 1451352125
commit 0af0e8b01a
348 changed files with 12192 additions and 863190 deletions
--- a/CommonMethods/FileOperate.cs
+++ b/CommonMethods/FileOperate.cs
@@ -0,0 +1,144 @@
+/*
+* ==============================================================================
+*
+* Filename: FileOperate
+* Description: 
+*
+* Version: 1.0
+* Created: 2021/2/26 16:59:16
+*
+* Author: liu.wenjie
+*
+* ==============================================================================
+*/
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CommonMethods
+{
+    public class FileTimeInfo
+    {
+        public string FileName;  //文件名
+        public DateTime FileCreateTime; //创建时间
+    }
+
+    public class FileOperate
+    {
+        public static void DelFile(string filePath)
+        {
+            if (File.Exists(filePath))
+            {
+                File.Delete(filePath);
+            }
+        }
+        /// <summary>
+        /// 文件夹及其子目录的删除
+        /// </summary>
+        /// <param name="directoryPath"></param>
+        public static void DeleteFolder(string directoryPath)
+        {
+            try
+            {
+                foreach (string d in Directory.GetFileSystemEntries(directoryPath))
+                {
+                    if (File.Exists(d))
+                    {
+                        FileInfo fi = new FileInfo(d);
+                        if (fi.Attributes.ToString().IndexOf("ReadOnly") != -1)
+                            fi.Attributes = FileAttributes.Normal;
+                        File.Delete(d);
+                    }
+                    else
+                        DeleteFolder(d);    // 递归删除
+                }
+                Directory.Delete(directoryPath);
+            }
+            catch (Exception)
+            { }
+        }
+
+
+
+        public static FileTimeInfo GetLatestFileTimeInfo(string dir)
+        {
+            List<FileTimeInfo> list = new List<FileTimeInfo>();
+            DirectoryInfo d = new DirectoryInfo(dir);
+            foreach (DirectoryInfo fi in d.GetDirectories())
+            {
+                list.Add(new FileTimeInfo()
+                {
+                    FileName = fi.FullName,
+                    FileCreateTime = fi.CreationTime
+                });
+            }
+            var qry = from x in list
+                      orderby x.FileCreateTime
+                      select x;
+            return qry.LastOrDefault();
+        }
+
+        /// <summary>
+        /// 获取某目录下的所有文件(包括子目录下文件)的数量
+        /// </summary>
+        /// <param name="srcPath"></param>
+        /// <returns></returns>
+        public static int GetFileNum(string srcPath)
+        {
+            int fileNum = 0;
+            try
+            {
+                string[] fileList = System.IO.Directory.GetFileSystemEntries(srcPath);
+                foreach (string file in fileList)
+                {
+                    fileNum++;
+                }
+            }
+            catch (Exception e)
+            {
+
+            }
+            return fileNum;
+        }
+        public static void WriteFile(string filePath, string text)
+        {
+            try
+            {
+                using (StreamWriter sw = new StreamWriter(filePath, false, Encoding.UTF8))
+                {
+                    byte[] mybyte = Encoding.UTF8.GetBytes(text);
+                    text = Encoding.UTF8.GetString(mybyte);
+                    sw.Write(text);
+                }
+            }
+            catch
+            {
+
+            }
+        }
+        public static string ReadFile(string filePath)
+        {
+            string readResult = string.Empty;
+            try
+            {
+                if (File.Exists(filePath))
+                {
+                    using (StreamReader sr = new StreamReader(filePath, Encoding.UTF8))
+                    {
+                        readResult = sr.ReadToEnd();
+                        byte[] mybyte = Encoding.UTF8.GetBytes(readResult);
+                        readResult = Encoding.UTF8.GetString(mybyte);
+                    }
+                }
+                return readResult;
+            }
+            catch (Exception ex)
+            {
+                throw ex;
+            }
+        }
+    }
+}