static protected byte[] GetDefaultSerializedForm(Activity activity)
{
DateTime startTime = DateTime.Now;
Byte[] result;
Debug.Assert(activity != null, "Null activity");
using (MemoryStream stream = new MemoryStream(10240))
{
stream.Position = 0;
activity.Save(stream);
using (MemoryStream compressedStream = new MemoryStream((int)stream.Length))
{
using (GZipStream gzs = new GZipStream(compressedStream, CompressionMode.Compress, true))
{
gzs.Write(stream.GetBuffer(), 0, (int)stream.Length);
}
ActivityExecutionContextInfo executionContextInfo = (ActivityExecutionContextInfo)activity.GetValue(Activity.ActivityExecutionContextInfoProperty);
TimeSpan timeElapsed = DateTime.Now - startTime;
WorkflowTrace.Host.TraceEvent(TraceEventType.Information, 0,
"Serialized a {0} with id {1} to length {2}. Took {3}.",
executionContextInfo, executionContextInfo.ContextGuid, compressedStream.Length, timeElapsed);
result = compressedStream.GetBuffer();
Array.Resize <Byte>(ref result, Convert.ToInt32(compressedStream.Length));
}
}
return(result);
}
internal static Activity ParentContextActivity(Activity activity)
{
ActivityExecutionContextInfo info = (ActivityExecutionContextInfo)ContextActivity(activity).GetValue(Activity.ActivityExecutionContextInfoProperty);
if (info.ParentContextId == -1)
{
return(null);
}
return(RetrieveWorkflowExecutor(activity).GetContextActivityForId(info.ParentContextId));
}
protected static byte[] GetDefaultSerializedForm(Activity activity)
{
byte[] buffer;
DateTime now = DateTime.Now;
using (MemoryStream stream = new MemoryStream(0x2800))
{
stream.Position = 0L;
activity.Save(stream);
using (MemoryStream stream2 = new MemoryStream((int)stream.Length))
{
using (GZipStream stream3 = new GZipStream(stream2, CompressionMode.Compress, true))
{
stream3.Write(stream.GetBuffer(), 0, (int)stream.Length);
}
ActivityExecutionContextInfo info = (ActivityExecutionContextInfo)activity.GetValue(Activity.ActivityExecutionContextInfoProperty);
TimeSpan span = (TimeSpan)(DateTime.Now - now);
WorkflowTrace.Host.TraceEvent(TraceEventType.Information, 0, "Serialized a {0} with id {1} to length {2}. Took {3}.", new object[] { info, info.ContextGuid, stream2.Length, span });
buffer = stream2.GetBuffer();
Array.Resize <byte>(ref buffer, Convert.ToInt32(stream2.Length));
}
}
return(buffer);
}
public System.Workflow.ComponentModel.Activity LoadContextActivity(ActivityExecutionContextInfo contextInfo, System.Workflow.ComponentModel.Activity outerContextActivity)
{
throw new NotImplementedException(string.Format(CultureInfo.CurrentCulture, ExecutionStringManager.InteropNonSupportedBehavior, new object[] { this.ServiceProvider.Activity.DisplayName }));
}
public Activity LoadContextActivity(ActivityExecutionContextInfo contextInfo, Activity outerContextActivity)
{
throw new NotImplementedException(string.Format(CultureInfo.CurrentCulture, ExecutionStringManager.InteropNonSupportedBehavior, this.ServiceProvider.Activity.DisplayName));
}
