Implement your own custom provider to generate unique IDs

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using Microsoft.Office.DocumentManagement;

  

namespace CustomDocIDProvider

{

    class CustomDocIDProvider :

Microsoft.Office.DocumentManagement.DocumentIdProvider

    {

        public override bool DoCustomSearchBeforeDefaultSearch

        {

           //property used to trigger our custom search first.If false then we will use the SharePoint search when retreiving

            Document IDs

            get

            {

                return false;

            }

        }

  

        //We implement our logic to generate an ID returned as a string

        public override string GenerateDocumentId(Microsoft.SharePoint.SPListItem

        listItem)

        {

            DateTime CurrTime = DateTime.Now;

            return CurrTime.ToString(); 

        }

  

        //Implement our own finder method.Return empty if no results

        public override string[] GetDocumentUrlsById(Microsoft.SharePoint.SPSite

        site, string documentId)

        {

            string[] searchhits = new string[0];

            return new string[0];

        }

  

        //Sample text used in web parts and UI

        public override string GetSampleDocumentIdText(Microsoft.SharePoint.SPSite

        site)

        {

           

            return "Date";

        }

    }

}