Get Post Follow Id Plugin Code mcrm 2011

      private void GetPostfollowId(IOrganizationService service,Entity postImage,bool EntiytRelated)

      {

              if  ( EntityRelated == true)

           {

               QueryExpression qep = new QueryExpression();

               qep.EntityName = "postfollow";

               qep.ColumnSet = new ColumnSet();

               qep.ColumnSet.Columns.Add("postfollowid");

               ConditionExpression conExp = new ConditionExpression();

               conExp.AttributeName = "regardingobjectid";

               conExp.Operator = ConditionOperator.Equal;

               conExp.Values.Add(postImage.Id);

               FilterExpression fep = new FilterExpression();

               fep.Conditions.Add(conExp);

               qep.Criteria.AddFilter(fep);

               EntityCollection entityCollection = service.RetrieveMultiple(qep);

               foreach (Entity postfollow in entityCollection.Entities)

               {

                   Guid postFollowId = (Guid)postfollow["postfollowid"];

                   service.Delete("postfollow", postFollowId);

                           

               }

            }

        }

    }

}