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