deflate_stream_bug.cs

using System;
using System.IO;
using System.IO.Compression;

public class Program
{
    static string directoryPath = ".";
    public static void Main()
    {
        for (int i = 0; i < 10000; i++) {
		DirectoryInfo directorySelected = new DirectoryInfo(directoryPath);
		   Compress(directorySelected);
		

		foreach (FileInfo fileToDecompress in directorySelected.GetFiles("*.cmp"))
		{
		    Decompress(fileToDecompress);
		}
		if (i % 100 == 0)
			Console.WriteLine(GC.GetTotalMemory(true));
	}
    }

    public static void Compress(DirectoryInfo directorySelected)
    {
        
     
        foreach (FileInfo file in directorySelected.GetFiles("*.xml"))
        using (FileStream originalFileStream = file.OpenRead())
        {
            if ((File.GetAttributes(file.FullName) & FileAttributes.Hidden)
                != FileAttributes.Hidden & file.Extension != ".cmp")
            {
                using (FileStream compressedFileStream = File.Create(file.FullName + ".cmp"))
                {
                    DeflateStream compressionStream = new DeflateStream(compressedFileStream, CompressionMode.Compress);
                    originalFileStream.CopyTo(compressionStream);
//                    compressionStream.Dispose ();
                }

                FileInfo info = new FileInfo(directoryPath + "/" + file.Name + ".cmp");
            }
        }
    }

    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))
        	{
                DeflateStream decompressionStream = new DeflateStream(originalFileStream, CompressionMode.Decompress);
                    decompressionStream.CopyTo(decompressedFileStream);
//		decompressionStream.Dispose ();
        	}
        }
    }
}