/// <summary>
/// Sets the body.
/// </summary>
/// <param name="serializedMessage">The serialized message.</param>
/// <param name="body">The body.</param>
/// <returns>The <see cref="SerializableMessage"/></returns>
public static SerializableMessage SetBody(this SerializableMessage serializedMessage, object body)
{
if (serializedMessage == null)
{
throw new ArgumentNullException("serializedMessage");
}
lock (serializedMessage)
{
// create an instance of the message formatter supplied in the serialized message.
IMessageFormatter messageFormatter = serializedMessage.GetFormatter();
// in order to ensure that the message is written to the MessageData property correctly,
// use the message formatter to write to a new Message object, then extract the serialized
// data from the Message.BodyStream.
using (Message message = new Message())
{
// setup the message object...
message.Formatter = messageFormatter;
message.Body = body;
// use the formatter to write the object to the message
// this populates the message.BodyStream property.
messageFormatter.Write(message, body);
// reset the stream position to zero just in case the message formatter neglects to do so...
message.BodyStream.Position = 0;
serializedMessage.MessageData = StreamUtility.ReadFully(message.BodyStream);
return(serializedMessage);
}
}
}
/// <summary>
/// Converts the <see cref="SerializableMessage"/> to a <see cref="Message"/>.
/// </summary>
/// <param name="serializedMessage">The serialized message.</param>
/// <param name="setBody">if set to <c>true</c> set <see cref="Message.Body"/> property to the deserialized object.</param>
/// <returns>A <see cref="Message"/></returns>
public static Message AsMessage(this SerializableMessage serializedMessage, bool setBody = false)
{
if (serializedMessage == null)
{
throw new ArgumentNullException("serializedMessage");
}
// use two message variables to satisfy CA for disposing objects on exception paths....
Message message = null;
Message returnMessage = null;
try
{
lock (serializedMessage)
{
/////////////////////////////////////////////////////////////////////////////
// to convert to a Sytem.Messaging.Message:
// 1. create a new Message object
// 2. set the formatter
// 3. copy serialized properties
// 4. get the object "body" from the serialized message
// 5. set the body to the message and use the formatter to write it
// so that the BodyStream is populated.
message = new Message();
message.Formatter = serializedMessage.GetFormatter();
message.CorrelationId = serializedMessage.CorrelationId;
message.Label = serializedMessage.Label;
message.AppSpecific = serializedMessage.AppSpecific;
message.Priority = (MessagePriority)serializedMessage.MessagePriority;
message.Extension = serializedMessage.Extension;
if (setBody)
{
object body = serializedMessage.GetBody();
message.Body = body;
message.Formatter.Write(message, body);
}
else
{
message.BodyStream = new MemoryStream(serializedMessage.MessageData);
}
/////////////////////////////////////////////////////////////////////////////
}
returnMessage = message;
message = null;
return(returnMessage);
}
finally
{
if (message != null)
{
message.Dispose();
}
}
}