티스토리 뷰
C# 파일 gz 압축과 압축해제
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using System;
using System.IO;
using System.IO.Compression;
namespace zip
{
public class Program
{
private static string directoryPath = @"c:\temp";
public static void Main()
{
DirectoryInfo directorySelected = new DirectoryInfo(directoryPath);
Compress(directorySelected);
foreach (FileInfo fileToDecompress in directorySelected.GetFiles("*.gz"))
{
Decompress(fileToDecompress);
}
}
public static void Compress(DirectoryInfo directorySelected)
{
foreach (FileInfo fileToCompress in directorySelected.GetFiles())
{
using (FileStream originalFileStream = fileToCompress.OpenRead())
{
if ((File.GetAttributes(fileToCompress.FullName) &
FileAttributes.Hidden) != FileAttributes.Hidden & fileToCompress.Extension != ".gz")
{
using (FileStream compressedFileStream = File.Create(fileToCompress.FullName + ".gz"))
{
using (GZipStream compressionStream = new GZipStream(compressedFileStream,
CompressionMode.Compress))
{
originalFileStream.CopyTo(compressionStream);
}
}
FileInfo info = new FileInfo(directoryPath + "\\" + fileToCompress.Name + ".gz");
Console.WriteLine("Compressed {0} from {1} to {2} bytes.",
fileToCompress.Name, fileToCompress.Length.ToString(), info.Length.ToString());
}
}
}
}
public static void Decompress(FileInfo fileToDecompress)
{
using (FileStream originalFileStream = fileToDecompress.OpenRead())
{
string currentFileName = fileToDecompress.FullName;
string newFileName = currentFileName.Remove(currentFileName.Length - fileToDecompress.Extension.Length);
using (FileStream decompressedFileStream = File.Create(newFileName))
{
using (GZipStream decompressionStream = new GZipStream(originalFileStream, CompressionMode.Decompress))
{
decompressionStream.CopyTo(decompressedFileStream);
Console.WriteLine("Decompressed: {0}", fileToDecompress.Name);
}
}
}
}
}
} |
cs |
해당 폴더 안의 파일을 gz 압축하는듯...
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using System;
using System.IO;
using System.IO.Compression;
string str = "c:\\ttest\\DataLog2017.txt";
FileInfo fileToCompress1 = new FileInfo(str); // @"c:\ttest"); // OK
using (FileStream originalFileStream = fileToCompress1.OpenRead())
{
if ((File.GetAttributes(fileToCompress1.FullName) &
FileAttributes.Hidden) != FileAttributes.Hidden & fileToCompress1.Extension != ".gz")
{
using (FileStream compressedFileStream = File.Create(fileToCompress1.FullName + ".gz"))
{
using (GZipStream compressionStream = new GZipStream(compressedFileStream,
CompressionMode.Compress))
{
originalFileStream.CopyTo(compressionStream);
}
}
}
}
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cs |
str로 지정한 파일만 gz 압축