/// <summary>
        /// 注册工厂
        /// </summary>
        /// <param name="factory">处工厂</param>
        /// <returns>注册成功返回true,否则返回false</returns>
        /// <remarks></remarks>
        //public Boolean RegisterFactory(ICustomPropertyMaker factory)
        public Boolean RegisterFactory(ICustomPropertysFactory factory)
        {
            if (null == factory)
            {
                return(false);
            }

            if (_factorys.Contains(factory))
            {
                return(false);
            }
            else
            {
                _factorys.Add(factory);
                return(true);
            }
        }
 /// <summary>
 /// 反注册工厂
 /// </summary>
 /// <param name="factory">工厂</param>
 /// <returns>反注册成功返回true,否则返回false</returns>
 /// <remarks></remarks>
 //public Boolean UnregisterFactory(ICustomPropertyMaker factory)
 public Boolean UnregisterFactory(ICustomPropertysFactory factory)
 {
     return _factorys.Remove(factory);
 }
        /// <summary>
        /// 注册工厂
        /// </summary>
        /// <param name="factory">处工厂</param>
        /// <returns>注册成功返回true,否则返回false</returns>
        /// <remarks></remarks>
        //public Boolean RegisterFactory(ICustomPropertyMaker factory)
        public Boolean RegisterFactory(ICustomPropertysFactory factory)
        {
            if (null == factory)
            {
                return false;
            }

            if (_factorys.Contains(factory))
            {
                return false;
            }
            else
            {
                _factorys.Add(factory);
                return true;
            }
        }
 /// <summary>
 /// 反注册工厂
 /// </summary>
 /// <param name="factory">工厂</param>
 /// <returns>反注册成功返回true,否则返回false</returns>
 /// <remarks></remarks>
 //public Boolean UnregisterFactory(ICustomPropertyMaker factory)
 public Boolean UnregisterFactory(ICustomPropertysFactory factory)
 {
     return(_factorys.Remove(factory));
 }