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using System;
using System.IO;
namespace Monodoc.Caches
{
public class FileCache : IDocCache
{
string baseCacheDir;
public FileCache (string baseCacheDir)
{
this.baseCacheDir = baseCacheDir;
if (!Directory.Exists (baseCacheDir))
Directory.CreateDirectory (baseCacheDir);
}
public bool IsCached (string id)
{
return File.Exists (MakePath (id));
}
public bool CanCache (DocEntity entity)
{
return true;
}
public Stream GetCachedStream (string id)
{
return File.OpenRead (MakePath (id));
}
public string GetCachedString (string id)
{
return File.ReadAllText (MakePath (id));
}
public void CacheText (string id, string content)
{
File.WriteAllText (MakePath (id), content);
}
public void CacheText (string id, Stream stream)
{
using (var file = File.OpenWrite (MakePath (id)))
stream.CopyTo (file);
}
public void CacheBlob (string id, byte[] data)
{
File.WriteAllBytes (MakePath (id), data);
}
public void CacheBlob (string id, Stream stream)
{
using (var file = File.OpenWrite (MakePath (id)))
stream.CopyTo (file);
}
string MakePath (string id)
{
id = id.Replace (Path.DirectorySeparatorChar, '_');
return Path.Combine (baseCacheDir, id);
}
public void Dispose ()
{
if (!Directory.Exists (baseCacheDir))
return;
try {
Directory.Delete (baseCacheDir, true);
} catch {}
}
}
}
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