/// <summary>
        /// 通过数据读取器生成实体类
        /// </summary>
        /// <param name="rdr"></param>
        /// <returns></returns>
        private static U_CompanyTextEntity GetEntityFromrdr(NullableDataReader rdr)
        {
            U_CompanyTextEntity info = new U_CompanyTextEntity();

            info.ID = rdr.GetInt32("ID");
            return(info);
        }
        /// <summary>
        /// 更新一条记录(异步方式)
        /// </summary>
        /// <param name="entity">实体模型</param>
        /// <returns></returns>
        public virtual async Task <bool> UpdateAsync(U_CompanyTextEntity entity)
        {
            Dictionary <string, object> dict = new Dictionary <string, object>();

            GetParameters(entity, dict);
            string strSQL = "Update U_CompanyText SET " +
                            " WHERE " +

                            "ID = @ID";

            return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict)));
        }
        /// <summary>
        /// 更新一条记录
        /// </summary>
        /// <param name="entity">实体模型</param>
        /// <returns></returns>
        public virtual bool Update(U_CompanyTextEntity entity)
        {
            Dictionary <string, object> dict = new Dictionary <string, object>();

            GetParameters(entity, dict);
            string strSQL = "Update U_CompanyText SET " +
                            " WHERE " +

                            "ID = @ID";

            return(_DB.ExeSQLResult(strSQL, dict));
        }
        /// <summary>
        /// 获取实体(异步方式)
        /// </summary>
        /// <param name="strWhere">参数化查询条件(例如: and Name = @Name )</param>
        /// <param name="dict">参数的名/值集合</param>
        /// <returns></returns>
        public virtual async Task <U_CompanyTextEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null)
        {
            U_CompanyTextEntity obj = null;
            string strSQL           = "select top 1 * from U_CompanyText where 1=1 " + strWhere;

            using (NullableDataReader reader = await Task.Run(() => _DB.GetDataReader(strSQL, dict)))
            {
                if (reader.Read())
                {
                    obj = GetEntityFromrdr(reader);
                }
            }
            return(obj);
        }
        /// <summary>
        /// 增加一条记录(异步方式)
        /// </summary>
        /// <param name="entity">实体模型</param>
        /// <returns></returns>
        public virtual async Task <bool> AddAsync(U_CompanyTextEntity entity)
        {
            if (entity.ID <= 0)
            {
                entity.ID = GetNewID();
            }
            Dictionary <string, object> dict = new Dictionary <string, object>();

            GetParameters(entity, dict);

            string strSQL = "insert into U_CompanyText (" +
                            "ID) " +
                            "values(" +
                            "@ID)";

            return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict)));
        }
        /// <summary>
        /// 增加一条记录,返回新的ID号。需要有一个单一主键,并且开启有标识符属性
        /// </summary>
        /// <param name="entity">实体模型</param>
        /// <returns></returns>
        public virtual int Insert(U_CompanyTextEntity entity)
        {
            if (entity.ID <= 0)
            {
                entity.ID = GetNewID();
            }
            Dictionary <string, object> dict = new Dictionary <string, object>();

            GetParameters(entity, dict);

            string strSQL = "insert into U_CompanyText (" +
                            "ID) " +
                            "values(" +
                            "@ID)";

            if (_DB.ExeSQLResult(strSQL, dict))
            {
                return(DataConverter.CLng(entity.ID));
            }
            return(-1);
        }
 /// <summary>
 /// 把实体类转换成键/值对集合
 /// </summary>
 /// <param name="entity"></param>
 /// <param name="dict"></param>
 private static void GetParameters(U_CompanyTextEntity entity, Dictionary <string, object> dict)
 {
     dict.Add("ID", entity.ID);
 }
 /// <summary>
 /// 增加或更新一条记录(异步方式)
 /// </summary>
 /// <param name="entity">实体模型</param>
 /// <param name="IsSave">是否增加</param>
 /// <returns></returns>
 public virtual async Task <bool> AddOrUpdateAsync(U_CompanyTextEntity entity, bool IsSave)
 {
     return(IsSave ? await AddAsync(entity) : await UpdateAsync(entity));
 }
 /// <summary>
 /// 增加或更新一条记录
 /// </summary>
 /// <param name="entity">实体模型</param>
 /// <param name="IsSave">是否增加</param>
 /// <returns></returns>
 public virtual bool AddOrUpdate(U_CompanyTextEntity entity, bool IsSave)
 {
     return(IsSave ? Add(entity) : Update(entity));
 }