IFileCheckinEventImpl Interface

public interface IFileCheckinEventImpl : ICustomObjectEventImpl<FileCheckinEventArgs>, 
	IObjectEventImpl, IObject

/// <summary>
/// Interface to implement a FileCheckin event triggered by the IFile business object.
/// This event is triggered after succesfull Write, Connect and Append actions.
/// The execution sequence order is <c>SupertypesFirst</c>.
/// </summary>
public interface IFileCheckinEventImpl : ICustomObjectEventImpl<FileCheckinEventArgs>
{
}

public ContentVersion WriteContent(
    bool        newVersion, 
    string        description,
    string        vaultName,
    string        filename,
    byte[]        aContent)
{
    ContentVersion sContentVersion;

    // Store binary content in vault and create ContentVersion instance...

    // 
    // <BO Implementation>
    // 

    // Update object data (externsion, timestamps)...

    SetAttrValue("Core.File", "Extension", Path.GetExtension(filename));

    Touch();

    // Trigger the FileCheckin event...

    TriggerEvent<IFileCheckinEventImpl, FileCheckinEventArgs>(new FileCheckinEventArgs(FileCheckinAction.Write, sContentVersion), ObjectEventOrder.SupertypesFirst);

    // Done...

    return sContentVersion;
}

public class CFileCheckinEventImpl : CObjectImplBase, IFileCheckinEventImpl
{
    public CFileCheckinEventImpl(IRepository pRepository, IObjectImpl pObject) : 
        base(pRepository, pObject)
    {
    }

    public void  Execute(FileCheckinEventArgs eventData)
    {
        Description = string.Format(
            "Current file: {0}, {1} bytes",
            eventData.ContentVersion.FileName,
            eventData.ContentVersion.ContentSize);
    }
}

[ObjectImpl(ObjTypeName="PDTec.ICR.BookingReceipt", Interface=typeof(IFileCheckinEventImpl))]
public class CFileCheckinEventImplFactory : IObjectImplFactory
{
    public IObject CreateObject(IRepository pRepository, IObjectImpl pBaseImpl)
    {
        return new CFileCheckinEventImpl(pRepository, pBaseImpl);
    }
}