59 lines
1.3 KiB
C#
59 lines
1.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace CopyUSB;
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public class FileCopy
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{
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public static void Copy(string source,string des)
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{
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try
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{
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var sourceDir = new DirectoryInfo(source);
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var desDir = new DirectoryInfo(des);
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// 确保目标目录存在
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if (!desDir.Exists)
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{
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desDir.Create();
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}
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//遍历目录
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foreach (var subDir in sourceDir.GetDirectories())
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{
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Copy(subDir.FullName, Path.Combine(desDir.FullName, subDir.Name));
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}
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foreach (var file in sourceDir.GetFiles())
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{
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string destinationFile = Path.Combine(desDir.FullName, file.Name);
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if (File.Exists(destinationFile))
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{
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var desFileInfo = new FileInfo(destinationFile);
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if (desFileInfo.Length != file.Length)
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{
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Console.WriteLine($"Renew {file} --> {destinationFile}");
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file.CopyTo(destinationFile, true);
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}
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else
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{
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Console.WriteLine($"Same {file} --> {destinationFile}");
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}
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}
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else
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{
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Console.WriteLine($"NewFile {file} --> {destinationFile}");
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file.CopyTo(destinationFile, true);
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"{source} Copy Error");
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/*Console.WriteLine(ex.ToString());*/
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}
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}
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}
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