public sealed class IptcRecordSet : CustomPackage

Public NotInheritable Class IptcRecordSet
	Inherits CustomPackage

public ref class IptcRecordSet sealed : public CustomPackage

[<SealedAttribute>]
type IptcRecordSet =  
    class
        inherit CustomPackage
    end

using (Metadata metadata = new Metadata(Constants.InputJpeg))
{
    IIptc root = metadata.GetRootPackage() as IIptc;
    if (root != null)
    {
        // Set the IPTC package if it's missing
        if (root.IptcPackage == null)
        {
            root.IptcPackage = new IptcRecordSet();
        }

        if (root.IptcPackage.EnvelopeRecord == null)
        {
            root.IptcPackage.EnvelopeRecord = new IptcEnvelopeRecord();
        }

        root.IptcPackage.EnvelopeRecord.DateSent = DateTime.Now;
        root.IptcPackage.EnvelopeRecord.ProductID = Guid.NewGuid().ToString();

        // ...

        if (root.IptcPackage.ApplicationRecord == null)
        {
            root.IptcPackage.ApplicationRecord = new IptcApplicationRecord();
        }

        root.IptcPackage.ApplicationRecord.ByLine = "GroupDocs";
        root.IptcPackage.ApplicationRecord.Headline = "test";
        root.IptcPackage.ApplicationRecord.ByLineTitle = "code sample";
        root.IptcPackage.ApplicationRecord.ReleaseDate = DateTime.Today;

        // ...

        metadata.Save(Constants.OutputJpeg);
    }
}