protected override void Dispose(bool disposing)
{
_fileMutex.WaitOne();
try
{
// make sure it's all written out
_indexOutput.Flush();
long originalLength = _indexOutput.Length;
_indexOutput.Dispose();
var blobStream = new StreamInput(_cache.OpenInput(_name));
try
{
var elapsed = _cache.FileModified(_name);
// normalize RAMDirectory and FSDirectory times
if (elapsed > ticks1970)
{
elapsed -= ticks1970;
}
var cachedLastModifiedUTC = new DateTime(elapsed, DateTimeKind.Local).ToUniversalTime();
var wrapper = new ReadStreamWrapper(blobStream);
var data = new DataWithMetadata(wrapper, new Metadata
{
ContentLength = originalLength,
LastModified = cachedLastModifiedUTC
});
_saveTask(data).WaitAndWrap();
LeoTrace.WriteLine(string.Format("PUT {1} bytes to {0} in cloud", _name, blobStream.Length));
}
finally
{
blobStream.Dispose();
}
// clean up
_indexOutput = null;
_cache = null;
GC.SuppressFinalize(this);
}
finally
{
_fileMutex.ReleaseMutex();
}
}
public void SmallCanCompressAndDecompressUsingStreamTransformer()
{
var str = "This is a string to compress and uncompress";
var data = Encoding.UTF8.GetBytes(str);
byte[] compData;
using (var cms = new AsyncMemoryStream())
using (var compressed = cms.AddTransformer(_compressor.CompressWriteStream))
{
compressed.WriteAsync(data, 0, data.Length, CancellationToken.None).Wait();
compressed.Complete(CancellationToken.None).Wait();
compData = cms.ToArray();
}
byte[] decData;
using (var reader = new ReadStreamWrapper(new MemoryStream(compData)))
using (var decompressed = reader.AddTransformer(_compressor.DecompressReadStream))
{
decData = decompressed.ReadBytes().Result;
}
var decStr = Encoding.UTF8.GetString(decData, 0, decData.Length);
Assert.AreEqual(str, decStr);
}
public void LargeCanCompressAndDecompressUsingStreamTransformer()
{
var data = RandomData(1);
byte[] compData;
using (var cms = new AsyncMemoryStream())
using (var compressed = cms.AddTransformer(_compressor.CompressWriteStream))
{
compressed.WriteAsync(data, 0, data.Length, CancellationToken.None).Wait();
compressed.Complete(CancellationToken.None).Wait();
compData = cms.ToArray();
}
byte[] newData;
using (var reader = new ReadStreamWrapper(new MemoryStream(compData)))
using (var decompressed = reader.AddTransformer(_compressor.DecompressReadStream))
{
newData = decompressed.ReadBytes().Result;
}
Assert.IsTrue(data.SequenceEqual(newData));
}