public ListenerRouter()
{
Disposed = false;
ListenerRequest = new MessageRequest()
{
SessionId = CryptoServices.RandomIdToUInt64()
};
LastUnsuccessfulConnection = DateTime.MinValue;
LastUnsuccessfulWaitTime = 5; // 5 seconds
}
private void ConstructAndSendMessages(ReflectInsightPackage[] messages)
{
if (DateTime.Now.Subtract(LastUnsuccessfulConnection).TotalSeconds < LastUnsuccessfulWaitTime)
{
// The last successful connection was less than the specified time, just return.
// We need to try again later
return;
}
// serialize the packages to a binary blob
Byte[] bData = null;
using (var pool = FastFormatterPool.Pool.Container())
{
bData = FastSerializerEnumerable <ReflectInsightPackage> .Serialize(pool.Instance, messages);
}
ListenerRequest.DecompressedLength = 0;
if (bData.Length > MessageRequestConstants.MAX_COMPRESSION)
{
ListenerRequest.DecompressedLength = bData.Length;
// compress data
using (var ms = new MemoryStream())
{
using (GZipStream msCompressed = new GZipStream(ms, CompressionMode.Compress))
{
msCompressed.Write(bData, 0, bData.Length);
}
bData = ms.ToArray();
}
}
ListenerRequest.RequestId = CryptoServices.RandomIdToUInt64();
ListenerRequest.SequenceCount = (Int16)((bData.Length / MessageRequestConstants.MAX_CHUNKSIZE) + ((bData.Length % MessageRequestConstants.MAX_CHUNKSIZE) > 0 ? 1 : 0));
try
{
if (!MessageWriter.IsOpen())
{
MessageWriter.Open();
}
try
{
WriteRequest(MessageRequestType.Request, ListenerRequest);
// now send data in chunks if larger than 3 MB
Int16 nextSequence = 1;
Int32 atSource = 0;
Int32 remaining = bData.Length;
Int32 chunkSize = remaining < MessageRequestConstants.MAX_CHUNKSIZE ? remaining : MessageRequestConstants.MAX_CHUNKSIZE;
while (remaining > 0)
{
Byte[] bChunk = new Byte[chunkSize];
Array.Copy(bData, atSource, bChunk, 0, bChunk.Length);
atSource += chunkSize;
remaining -= chunkSize;
chunkSize = remaining < MessageRequestConstants.MAX_CHUNKSIZE ? remaining : MessageRequestConstants.MAX_CHUNKSIZE;
MessageSequence sequence = new MessageSequence();
sequence.SessionId = ListenerRequest.SessionId;
sequence.RequestId = ListenerRequest.RequestId;
sequence.Sequence = nextSequence++;
sequence.Chunk = bChunk;
WriteRequest(MessageRequestType.Sequence, sequence);
}
}
finally
{
if (!MessageWriter.IsThreadSafe())
{
MessageWriter.Close();
}
}
}
catch (Exception)
{
LastUnsuccessfulConnection = DateTime.Now;
throw;
}
}
