public static void Send(AbstractDIMSEBase dimse, Association asc, PresentationContext pContext = null)
{
if (asc.State != NetworkState.TRANSPORT_CONNECTION_OPEN)
{
asc.OutboundMessages.Enqueue(dimse);
AssociationMessenger.SendRequest(asc, dimse.AffectedSOPClassUID);
}
else
{
asc.Logger.Log("--> DIMSE" + dimse.GetLogString());
dimse.LogData(asc);
var stream = asc.Stream;
pContext =
pContext ?? asc.PresentationContexts.First(a => a.AbstractSyntax == dimse.AffectedSOPClassUID);
var pds = GetPDataTFs(dimse, pContext, asc.UserInfo.MaxPDULength);
if (pds.Count > 0 && stream.CanWrite)
{
foreach (var pd in pds)
{
var message = pd.Write();
stream.Write(message, 0, message.Length);
}
}
}
}
public static void Send(AbstractDIMSEBase dimse, Association asc, PresentationContext pContext = null)
{
if (asc.State != NetworkState.TRANSPORT_CONNECTION_OPEN)
{
asc.OutboundMessages.Enqueue(dimse);
AssociationMessenger.SendRequest(asc, dimse.AffectedSOPClassUID);
}
else if (!asc.IsClientConnected)
{
//Connection lost
asc.Logger.Log("TCP connection has been lost. Ending association");
}
else
{
asc.Logger.Log("--> DIMSE" + dimse.GetLogString());
dimse.LogData(asc);
pContext = pContext ?? asc.PresentationContexts.First(a => a.AbstractSyntax == dimse.AffectedSOPClassUID);
var maxPDU = asc.UserInfo.MaxPDULength;
WriteDimseToStream(dimse, asc.Stream, pContext, maxPDU);
if (dimse is AbstractDIMSEResponse && !(dimse is NEventReportResponse))
{
asc.State = NetworkState.AWAITING_RELEASE;
}
else if (dimse is NEventReportResponse)
{
AssociationMessenger.SendReleaseRequest(asc);
}
else
{
asc.State = NetworkState.ASSOCIATION_ESTABLISHED_WAITING_ON_DATA;
}
}
}
public static void WriteDimseToStream(AbstractDIMSEBase dimse, Stream stream, PresentationContext pContext, int maxPDULength = 16384)
{
var pds = GetPDataTFs(dimse, pContext, maxPDULength);
if (pds.Count > 0 && stream.CanWrite)
{
foreach (var pd in pds)
{
var message = pd.Write();
stream.Write(message, 0, message.Length);
}
}
}
public static void LogData(this AbstractDIMSEBase dimse, Association asc)
{
if (dimse is AbstractDIMSE)
{
var abd = dimse as AbstractDIMSE;
if (abd.HasData)
{
foreach (var el in abd.Data.Elements)
{
asc.Logger.Log(el);
}
asc.Logger.Log("");//Space
}
}
}
public static void Send(AbstractDIMSEBase dimse, Association asc, PresentationContext pContext = null)
{
if (asc.State != NetworkState.TRANSPORT_CONNECTION_OPEN)
{
asc.OutboundMessages.Enqueue(dimse);
AssociationMessenger.SendRequest(asc, dimse.AffectedSOPClassUID);
}
else
{
asc.Logger.Log("--> DIMSE" + dimse.GetLogString());
dimse.LogData(asc);
pContext = pContext ?? asc.PresentationContexts.First(a => a.AbstractSyntax == dimse.AffectedSOPClassUID);
var maxPDU = asc.UserInfo.MaxPDULength;
WriteDimseToStream(dimse, asc.Stream, pContext, maxPDU);
}
}
public static List <PDataTF> GetPDataTFs(AbstractDIMSEBase dimse, PresentationContext pContext, int maxPDULength = 16384)
{
var list = new List <PDataTF>();
var commandEls = dimse.Elements;
list.Add(new PDataTF(new DICOMObject(dimse.Elements), true, true, pContext));
var dataDIMSE = dimse as AbstractDIMSE;
if (dataDIMSE != null && dataDIMSE.Data != null)
{
List <byte[]> chunks = GetChunks(dataDIMSE.Data, maxPDULength, pContext);
chunks
.Select((c, i) => new PDataTF(c, i == chunks.Count - 1, false, pContext))
.ToList()
.ForEach(list.Add);
}
return(list);
}
public static void LogData(this AbstractDIMSEBase dimse, Association asc)
{
if (dimse is AbstractDIMSE)
{
var abd = dimse as AbstractDIMSE;
if (abd.HasData)
{
if (abd.Data == null)
{
asc.Logger.LogInformation("Expected data but no data present!");
}
else
{
foreach (var el in abd.Data.Elements)
{
asc.Logger.LogInformation(el.ToString());
}
asc.Logger.LogInformation(""); //Space
}
}
}
}
public static List <PDataTF> GetPDataTFs(AbstractDIMSEBase dimse, Association asc, PresentationContext pContext = null)
{
pContext = pContext ?? asc.PresentationContexts.First(a => a.AbstractSyntax == dimse.AffectedSOPClassUID);
var list = new List <PDataTF>();
var commandEls = dimse.Elements;
list.Add(new PDataTF(new DICOMObject(dimse.Elements), true, true, pContext));
var dataDIMSE = dimse as AbstractDIMSE;
if (dataDIMSE != null && dataDIMSE.Data != null)
{
List <byte[]> chunks = GetChunks(dataDIMSE.Data, asc.UserInfo.MaxPDULength, asc);
chunks
.Select(
(c, i) =>
new PDataTF(c, i == chunks.Count - 1, false,
asc.PresentationContexts.First(a => a.AbstractSyntax == dimse.AffectedSOPClassUID)))
.ToList()
.ForEach(list.Add);
}
return(list);
}
