XinYu_LG2MES/ClientSolution/Core.LgMes.Client.lgDbMgt/DbCommandFactory.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Core.LgMes.Client.lgDbMgt
{

    /// <summary>
    /// 入口类，根据db类型返回调用2.5还是三期
    /// 采用工厂方法模式获取db实例
    /// </summary>
    public class DbCommandFactory
    {

        public static IDbCommand createDbCommand(DbCommandType type)
        {
            IDbCommand commond = null;
            switch (type)
            {
                case DbCommandType.Ejgz:
                    commond = new DbLgEjgzFactory().createDbCommand();
                    break;
                case DbCommandType.TqMes:
                    commond = new DbLg3qMesFactory().createDbCommand();
                    break;
                default:
                    commond = new DbLgEjgzFactory().createDbCommand();
                    break;
            }

            return commond;
        }

        /// <summary>
        /// 默认返回2.5级数据库
        /// </summary>
        /// <returns></returns>
        public static IDbCommand createDbCommand()
        {
            return new DbLgEjgzFactory().createDbCommand();
        }


    }
}