Example #1
0
        /// <summary>
        /// 开启事务处理。
        /// </summary>
        /// <param name="il">事务锁定行为(即隔离级别).</param>
        /// <returns></returns>
        public DBTransactionController BeginTrans(IsolationLevel?il = null)
        {
            if (DBA == null || CommandParserAdapter == null)
            {
                throw (new Exception("无法开启事务,因为尚未初始化 DBA 或 CommandParserAdapter 对象。"));
            }
            IDbConnection DbConnection = DBA.Connect();
            //DbConnection.Open();
            IDbTransaction Trans;

            if (il == null)
            {
                Trans = DbConnection.BeginTransaction();
            }
            else
            {
                Trans = DbConnection.BeginTransaction(il.Value);
            }
            IDbCommand DbCommand = DBA.CreateDbCommand();

            DbCommand.Connection  = DbConnection;
            DbCommand.Transaction = Trans;
            TransactionDbAccess     transDBA        = new TransactionDbAccess(DbCommand, this);
            DBTransactionController TransController = new DBTransactionController(Trans, transDBA, new ReleaseTransHandler(ReleaseTransaction));

            TransactionConnectionCache.RegisterValidTransaction(TransController.UniqueId, DBA, DbConnection);
            return(TransController);
        }