/// <summary>
/// Implements IComponent.Execute method.
/// </summary>
/// <param name="pc">Pipeline context</param>
/// <param name="inmsg">Input message</param>
/// <returns>Original input message</returns>
/// <remarks>
/// IComponent.Execute method is used to initiate
/// the processing of the message in this pipeline component.
/// </remarks>
public Microsoft.BizTalk.Message.Interop.IBaseMessage Execute(Microsoft.BizTalk.Component.Interop.IPipelineContext pc, Microsoft.BizTalk.Message.Interop.IBaseMessage inmsg)
{
var callToken = TraceManager.PipelineComponent.TraceIn();
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - START StreamingGood pipeline component.", System.DateTime.Now, callToken));
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
if (Enabled)
{
try
{
Stream bodyPartStream = inmsg.BodyPart.GetOriginalDataStream();
Base64EncoderStream newStream = new Base64EncoderStream(bodyPartStream, BufferSizeBytes);
inmsg.BodyPart.Data = newStream;
pc.ResourceTracker.AddResource(newStream);
// Rewind output stream to the beginning, so it's ready to be read.
inmsg.BodyPart.Data.Position = 0;
}
catch (Exception ex)
{
TraceManager.PipelineComponent.TraceError(ex, true, callToken);
if (inmsg != null)
{
inmsg.SetErrorInfo(ex);
}
throw;
}
}
stopwatch.Stop();
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - Stopwatch elapsed time = {2}", System.DateTime.Now, callToken, stopwatch.Elapsed));
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - END - StreamingGood pipeline component. Return.", System.DateTime.Now, callToken));
TraceManager.PipelineComponent.TraceOut(callToken);
return(inmsg);
}
/// <summary>
/// Implements IComponent.Execute method.
/// </summary>
/// <param name="pc">Pipeline context</param>
/// <param name="inmsg">Input message</param>
/// <returns>Original input message</returns>
/// <remarks>
/// IComponent.Execute method is used to initiate
/// the processing of the message in this pipeline component.
/// </remarks>
public Microsoft.BizTalk.Message.Interop.IBaseMessage Execute(Microsoft.BizTalk.Component.Interop.IPipelineContext pc, Microsoft.BizTalk.Message.Interop.IBaseMessage inmsg)
{
#region Copy input stream
try
{
IBaseMessagePart bodyPart = inmsg.BodyPart;
if (bodyPart != null)
{
Stream originalStream = bodyPart.GetOriginalDataStream();
// Biztalk will not do property promotion in time if we do not touch the stream. Seems to be a quirk of how the send pipeline works.
// If original message is returned no property promotion will happen before the EDI assembler component gets the message.
if (originalStream != null)
{
StreamReader sReader = new StreamReader(originalStream);
VirtualStream vStream = new VirtualStream();
StreamWriter sWriter = new StreamWriter(vStream);
//Write message body to a virutal memory stream
sWriter.Write(sReader.ReadToEnd());
sWriter.Flush();
sReader.Close();
vStream.Seek(0, SeekOrigin.Begin);
pc.ResourceTracker.AddResource(vStream);
inmsg.BodyPart.Data = vStream;
}
}
#endregion
#region Property promotion
// Set the identificators. Make sure to set " " if missing to get property promoted (will make Biztalk fail the file on missing party)
if (string.IsNullOrEmpty((string)inmsg.Context.Read(_senderId, _propertyNameSpace)))
{
inmsg.Context.Promote("DestinationPartySenderIdentifier", _edifactPropertyNamespace, " ");
}
else
{
inmsg.Context.Promote("DestinationPartySenderIdentifier", _edifactPropertyNamespace,
inmsg.Context.Read(_senderId, _propertyNameSpace));
}
if (string.IsNullOrEmpty((string)inmsg.Context.Read(_receiverId, _propertyNameSpace)))
{
inmsg.Context.Promote("DestinationPartyReceiverIdentifier", _edifactPropertyNamespace, " ");
}
else
{
inmsg.Context.Promote("DestinationPartyReceiverIdentifier", _edifactPropertyNamespace,
inmsg.Context.Read(_receiverId, _propertyNameSpace));
}
// If no qualifier is set in pipeline use " " since that will resolve as <no qualifier> in Biztalk.
if (string.IsNullOrEmpty(_senderIdQualifier))
{
inmsg.Context.Promote("DestinationPartySenderQualifier", _edifactPropertyNamespace, " ");
}
else
{
// If no value is found on property set space as value (<No qualifier>)
if (string.IsNullOrEmpty((string)inmsg.Context.Read(_senderIdQualifier, _propertyNameSpace)))
{
inmsg.Context.Promote("DestinationPartySenderQualifier", _edifactPropertyNamespace, " ");
}
else
{
inmsg.Context.Promote("DestinationPartySenderQualifier", _edifactPropertyNamespace,
inmsg.Context.Read(_senderIdQualifier, _propertyNameSpace));
}
}
// If no qualifier is set in pipeline use " " since that will resolve as <no qualifier> in Biztalk.
if (string.IsNullOrEmpty(_receiverIdQualifier))
{
inmsg.Context.Promote("DestinationPartyReceiverQualifier", _edifactPropertyNamespace, " ");
}
else
{
// If no value is found on property set space as value (<No qualifier>)
if (string.IsNullOrEmpty((string)inmsg.Context.Read(_receiverIdQualifier, _propertyNameSpace)))
{
inmsg.Context.Promote("DestinationPartyReceiverQualifier", _edifactPropertyNamespace, " ");
}
else
{
inmsg.Context.Promote("DestinationPartyReceiverQualifier", _edifactPropertyNamespace,
inmsg.Context.Read(_receiverIdQualifier, _propertyNameSpace));
}
}
return(inmsg);
#endregion
}
catch (Exception ex)
{
if (inmsg != null)
{
inmsg.SetErrorInfo(ex);
}
throw;
}
}
/// <summary>
/// Implements IComponent.Execute method.
/// </summary>
/// <param name="pc">Pipeline context</param>
/// <param name="inmsg">Input message</param>
/// <returns>Original input message</returns>
/// <remarks>
/// IComponent.Execute method is used to initiate
/// the processing of the message in this pipeline component.
/// </remarks>
public Microsoft.BizTalk.Message.Interop.IBaseMessage Execute(Microsoft.BizTalk.Component.Interop.IPipelineContext pc, Microsoft.BizTalk.Message.Interop.IBaseMessage inmsg)
{
// Note: this is a **NON-OPTIMAL** pipeline component to demonstrate how **NOT** to write a pipeline component!!
// - It uses XDocument and a string to construct an XML message, which is memory intensive for large messages.
// - It writes the entire output message into a memory stream in one go, which is memory intensive for large messages.
// - Further pipeline execution is blocked while this pipeline component completes processing, which slows processing.
var callToken = TraceManager.PipelineComponent.TraceIn();
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - START NotStreamingBad pipeline component.", System.DateTime.Now, callToken));
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
if (Enabled)
{
try
{
byte[] bytesOut = null;
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - Read message data.", System.DateTime.Now, callToken));
BinaryReader binReader = new BinaryReader(inmsg.BodyPart.Data);
bytesOut = binReader.ReadBytes((int)inmsg.BodyPart.Data.Length);
binReader.Close();
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - Create XML containing base64 encoded data.", System.DateTime.Now, callToken));
// This loads the entire XML into memory, into a DOM. **NOT OPTIMAL**.
XDocument xml = XDocument.Parse(
System.String.Format(
@"<?xml version=""1.0""?>
<ns0:Invoice xmlns:ns0=""http://Invoice/v1"" MinorVersion=""1.0"">
<Base64EncodedStream>{0}</Base64EncodedStream>
</ns0:Invoice>"
, System.Convert.ToBase64String(bytesOut)));
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - Write XML to stream.", System.DateTime.Now, callToken));
Stream ms = new MemoryStream();
StreamWriter sw = new StreamWriter(ms, Encoding.ASCII);
sw.Write(xml);
sw.Flush();
inmsg.BodyPart.Data = ms;
pc.ResourceTracker.AddResource(sw);
// Rewind output stream to the beginning, so it's ready to be read.
inmsg.BodyPart.Data.Position = 0;
}
catch (Exception ex)
{
TraceManager.PipelineComponent.TraceError(ex, true, callToken);
if (inmsg != null)
{
inmsg.SetErrorInfo(ex);
}
throw;
}
}
stopwatch.Stop();
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - Stopwatch elapsed time = {2}", System.DateTime.Now, callToken, stopwatch.Elapsed));
TraceManager.PipelineComponent.TraceInfo(string.Format("{0} - {1} - END - NotStreamingBad pipeline component. Return.", System.DateTime.Now, callToken));
TraceManager.PipelineComponent.TraceOut(callToken);
return(inmsg);
}
