Extract attachments from PDF portfolios

// Create an instance of Parser class
using(Parser parser = new Parser(filePath))
{
    // Extract attachments from the container
    IEnumerable<ContainerItem> attachments = parser.GetContainer();
    // Check if container extraction is supported
    if(attachments == null)
    {
        Console.WriteLine("Container extraction isn't supported");
    }

    
    // Iterate over attachments
    foreach(ContainerItem item in attachments)
    {
		// Print the file path
		Console.WriteLine(item.FilePath);
        try
        {
            // Create Parser object for the email content
            using (Parser attachmentParser = item.OpenParser())
            {
                // Extract an email text
                using (TextReader reader = attachmentParser.GetText())
                {
                    Console.WriteLine(reader == null ? "No text" : reader.ReadToEnd());
                }
            }
        }
        catch (UnsupportedDocumentFormatException)
        {
            Console.WriteLine("Isn't supported.");
        }
	}
}