public bool PeekIsErrorResponse(out MessageElement error)
{
error = null;
MessageElement messageElement = Peek();
if (ProgressiveTypeDictionary.IsErrorMessageElement(messageElement))
{
error = messageElement;
return(true);
}
return(false);
}
internal static bool IsErrorMessageElement(MessageElement messageElement)
{
if (messageElement == null)
{
return(false);
}
string name = messageElement.Name;
if (!"serverError".Equals(name, StringComparison.Ordinal))
{
return("serverErrorCode".Equals(name, StringComparison.Ordinal));
}
return(true);
}
public override IEnumerator <ImageResponseMessageElement> GetEnumerator()
{
while (true)
{
MessageElement messageElement = Peek();
m_hasCurrentElement = false;
if (messageElement != null)
{
yield return(ReadImageResponseFromMessageElement(messageElement));
continue;
}
break;
}
}
private ImageResponseMessageElement ReadImageResponseFromMessageElement(MessageElement messageElement)
{
Stream stream = messageElement.Value as Stream;
if (!"getExternalImagesResponse".Equals(messageElement.Name) || stream == null)
{
throw new InvalidOperationException("MessageElement is not an image response message element.");
}
ImageResponseMessageElement imageResponseMessageElement = new ImageResponseMessageElement();
using (BinaryReader reader = new BinaryReader(stream, MessageUtil.StringEncoding))
{
imageResponseMessageElement.Read(reader);
return(imageResponseMessageElement);
}
}
