Imported Upstream version 5.2.0.179

Former-commit-id: a536d4f20e27294d8bbc2184d75f3a22364f7ba1

external/api-doc-tools/monodoc/Monodoc/caches/FileCache.cs

@@ -0,0 +1,75 @@
+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 {}
+		}
+	}
+}