/// <summary>
        ///
        /// </summary>
        /// <param name="ctx"></param>
        /// <param name="tag"></param>
        /// <param name="parameterObject"></param>
        /// <returns></returns>
        public override int DoStartFragment(SqlTagContext ctx, SqlTag tag, object parameterObject)
        {
            IterateContext iterate = (IterateContext)ctx.GetAttribute(tag);

            if (iterate == null)
            {
                string propertyName = ((BaseTag)tag).Property;
                object collection;
                if (propertyName != null && propertyName.Length > 0)
                {
                    collection = ObjectProbe.GetMemberValue(parameterObject, propertyName, this.AccessorFactory);
                }
                else
                {
                    collection = parameterObject;
                }
                iterate = new IterateContext(collection);
                ctx.AddAttribute(tag, iterate);
            }
            if (iterate != null && iterate.HasNext)
            {
                return(BaseTagHandler.INCLUDE_BODY);
            }
            else
            {
                return(BaseTagHandler.SKIP_BODY);
            }
        }