public void GetAllLiveMessages()
{
PrintSampleName("GetAllLiveMessages");
IEnumerable messages = _operations.GetMessages();
foreach (BizTalkMessage msg in messages)
{
ulong size;
bool isImplemented;
msg.GetSize(out size, out isImplemented);
Console.WriteLine("The message ID, number of parts in the message, message type (ie, associated schema), body part name, size of the message and a bool (indicating whether the size is implemented) are: ");
Console.WriteLine(msg.MessageID + ", " + msg.PartCount + ", " + msg.MessageType + ", " + msg.BodyPartName + ", " + size + ", " + isImplemented);
Console.WriteLine("The messagebox name and server name on which this message exists are: ");
Console.WriteLine(msg.MessageBox.DBName + ", " + msg.MessageBox.DBServer + "/n");
Console.WriteLine();
//Prints out the parts/property bag
Console.WriteLine("Parts associated with the message: ");
int msgPartCount = msg.PartCount;
for (int i = 0; i < msg.PartCount; i++)
{
string name;
Microsoft.BizTalk.Message.Interop.IBaseMessagePart part = msg.GetPartByIndex(i, out name);
Console.WriteLine("Part number and part name are: " + i + ", " + name);
Console.WriteLine("Part charset, content type and partID are: " + part.Charset + ", " + part.ContentType + ", " + part.PartID);
Microsoft.BizTalk.Message.Interop.IBasePropertyBag bag = part.PartProperties;
Console.WriteLine("Properties associated with the part: ");
Console.WriteLine("Number of properties: " + bag.CountProperties);
uint propCount = bag.CountProperties;
for (int j = 0; j < propCount; j++)
{
string propName;
string nameSpace;
bag.ReadAt(j, out propName, out nameSpace);
Console.WriteLine("Part property number, name and namespace: " + j + ", " + propName + ", " + nameSpace);
}
Console.WriteLine();
}
//The message context can also be accessed in a similar way
//Exception handling, ie, if a db you're querying against goes down
}
}
/// <summary>
/// Saves out a message to a file, using tracked filename and timestamp where possible.
/// </summary>
/// <param name="messageIdentifier">Message guid</param>
public void ExtractMessage(string messageIdentifier)
{
bool retry = false;
messageIdentifier = messageIdentifier.Trim();
Guid messageId = new Guid(messageIdentifier);
Console.Write("Processing {0}. ", messageIdentifier);
do
{
try
{
retry = false;
Microsoft.BizTalk.Message.Interop.IBaseMessage msg = _btsOps.GetTrackedMessage(messageId, _trackingDatabase);
// Build an output filename
string saveFileName = msg.MessageID.ToString();
string saveFileExtension = ".txt";
string receivedFileName = (string)msg.Context.Read(_settings.FilenameProperty, _settings.FilenameSchema);
// If we've obtained a filename from the context
if (receivedFileName != null)
{
saveFileName = Path.GetFileNameWithoutExtension(receivedFileName);
saveFileExtension = Path.GetExtension(receivedFileName);
}
// Loop each message part
for (int i = 0; i < msg.PartCount; i++)
{
string partName;
Microsoft.BizTalk.Message.Interop.IBaseMessagePart part = msg.GetPartByIndex(i, out partName);
if (part != null && part.Data != null)
{
// Attempt to construct a file name based on part data
string fileName = String.Empty;
string partFileName = part.PartProperties.Read("FileName", "http://schemas.microsoft.com/BizTalk/2003/mime-properties") as String;
string partFileExtension = saveFileExtension;
// Use the partName if there is no mime name
if (partFileName == null)
{
partFileName = partName;
}
else
// Use the extension from the filename for this part
{
partFileExtension = Path.GetExtension(partFileName);
partFileName = Path.GetFileNameWithoutExtension(partFileName);
}
// Handle duplicate files names with an incrementing counter
int fileNameDuplicate = -1;
do
{
fileName = CleanFilename(String.Format("{0}_{1}{3}{2}", saveFileName, partFileName, partFileExtension, fileNameDuplicate++ >= 0 ? fileNameDuplicate.ToString() : String.Empty));
} while (File.Exists(fileName));
Console.WriteLine("Saving message to {0}", fileName);
using (FileStream fs = new FileStream(fileName, FileMode.CreateNew))
{
byte[] buffer = new byte[1024];
int length = 0;
while ((length = part.Data.Read(buffer, 0, buffer.Length)) > 0)
{
fs.Write(buffer, 0, length);
}
fs.Flush();
}
DateTime createdTime = DateTime.Now;
// Try to get the file created time
object prop = msg.Context.Read("FileCreationTime", "http://schemas.microsoft.com/BizTalk/2003/file-properties");
if (prop == null)
{
// If there was no file created time (e.g. it was a SOAP message), get the adapter finished time
prop = msg.Context.Read("AdapterReceiveCompleteTime", "http://schemas.microsoft.com/BizTalk/2003/messagetracking-properties");
}
if (prop != null)
{
createdTime = (DateTime)prop;
}
File.SetLastWriteTime(fileName, createdTime);
}
}
}
catch (Exception ex)
{
WriteError(ex);
do
{
string prompt = PromptFor <string>("Would you like to retry this message? [Y/N]");
switch (prompt.ToUpper().Trim())
{
case "N":
return;
case "Y":
retry = true;
break;
default:
WriteColourfulLine(CON_COLOUR_WARN, "Invalid answer, Y or N please.");
break;
}
} while (!retry); // impossible for a false retry as we'll return on a N
}
} while (retry);
}
