金蝶K3/Cloud中，干预生成的凭证

using Kingdee.BOS.Core.DynamicForm;
using Kingdee.BOS.Core.DynamicForm.PlugIn;
using Kingdee.BOS.Core.DynamicForm.PlugIn.Args;
using Kingdee.BOS.Orm.DataEntity;

namespace pingzheng
{
    public class Pintzheng1 : AbstractOperationServicePlugIn
    {
        public override void OnAddValidators(AddValidatorsEventArgs e)
        {
            base.OnAddValidators(e);
            foreach (DynamicObject obj in e.DataEntities)
            {
                if (obj["FSourceBillKey_Id"] != null && obj["FSourceBillKey_Id"].Equals("35444e47-73c4-45fa-868d-51ff7345d0ed") && obj["F_aaa_Text"] == null)
                {
                    obj["F_aaa_TEXT"] = "AAA";
                }
            }
        }
       
    }
}