C#实现多级子目录Zip压缩解压实例

     

参考

https://blog.csdn.net/lki_suidongdong/article/details/20942977

重点：

实现多级子目录的压缩，类似winrar，可以选择是否排除基准目录

     

     

     

     

     

   

   

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public bool ZipByRar(string path, string file, string password = "", string exinclude = "") {     //  % rar % a - r - EP1 jsusb_arm.zip - x *\jsusb\*.bat jsusb\jsusb\*     string arguments = "a -r -ep1 -inul ";     if (!string.IsNullOrEmpty(password))     {         arguments += $"-p{password} ";     }     if (!string.IsNullOrEmpty(exinclude))     {         arguments += $" {exinclude} ";     }     arguments += $"\"{file}\" \"{path}\"";     ProcessStartInfo psi = new ProcessStartInfo(winrarPath, arguments)     {         CreateNoWindow = true,         UseShellExecute = false     };       using (Process process = Process.Start(psi))     {           process.WaitForExit();         if (process.ExitCode != 0)         {             return false;         }         else         {             return File.Exists(file);         }     }   } private bool ZipDirectory(string folderToZip, ZipOutputStream zipStream, string parentFolderName, string newRoot = "") {     folderToZip = folderToZip.Replace("\\", "/");     bool result = true;     string[] folders, files;     Crc32 crc = new Crc32();       try     {         files = Directory.GetFiles(folderToZip);         foreach (string file in files)         {             //使用相对路径               string entPath = file.Substring(parentFolderName.Length + 1).Replace("\\", "/");             if (!string.IsNullOrEmpty(newRoot))                 entPath = newRoot + "/" + entPath;             ZipEntry ent = new ZipEntry(entPath);             using (FileStream fs = File.OpenRead(file))             {                 byte[] buffer = new byte[fs.Length];                 fs.Read(buffer, 0, buffer.Length);                   //Console.WriteLine(entPath);                 ent.DateTime = new FileInfo(file).LastWriteTime;                 ent.Size = fs.Length;                 fs.Close();                 crc.Reset();                 crc.Update(buffer);                 ent.Crc = crc.Value;                 zipStream.PutNextEntry(ent);                 zipStream.Write(buffer, 0, buffer.Length);                 zipStream.CloseEntry();             }               ent = null;         }       }     catch (Exception ex)     {         result = false;         throw ex;     }       folders = Directory.GetDirectories(folderToZip);     //多级递归时需要记住相对目录     foreach (string folder in folders)     {         if (!ZipDirectory(folder, zipStream, parentFolderName, newRoot))             return false;     }     return result; }   /// <summary> /// 压缩文件夹  /// </summary> /// <param name="folderToZip">要压缩的文件夹路径</param> /// <param name="zipedFile">压缩文件完整路径</param> /// <param name="password">密码</param> /// <param name="newRoot">新的根目录，压缩始终排除根目录，有时为了增加一个新的根目录，可以设置此值。如压缩bin目录，但压缩包里的根目录可以更换为Hello</param> /// <returns>是否压缩成功</returns>   public bool ZipDirectory(string folderToZip, string zipedFile, string password, string newRoot = "") {     bool result = false;     if (!Directory.Exists(folderToZip))         return result;       ZipOutputStream zipStream = new ZipOutputStream(File.Create(zipedFile));     zipStream.SetLevel(6);     if (!string.IsNullOrEmpty(password)) zipStream.Password = password;       //重新设置根目录，默认使用空     result = ZipDirectory(folderToZip, zipStream, folderToZip, newRoot);     zipStream.Flush();     zipStream.Finish();     zipStream.Close();     zipStream.Dispose();     return result; }   调用方法 // string zipResult = ZipByRar(trgPath, zipFileName, "123") ? "成功" : "失败"; string zipResult = ZipDirectory(trgPath, zipFileName, "123",“Hello") ? "成功" : "失败";