EAS 最大单据号获取

BaseService

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EAS.Data.Access;

namespace Drug.BLL
{
    public class ContextDataAccessor
    {
        public static EAS.Data.Access.IDataAccessor DataAccessor
        {
            get
            {
                return EAS.Context.ContextHelper.GetContext().Container.GetComponentInstance("DataAccessor") as EAS.Data.Access.IDataAccessor;
            }
        }

        public static string  IndetitySQL
        {
            get
            {
                StringBuilder sql = new StringBuilder();
                sql.Append(" update dbo.EAS_IDENTITYVALUES Set ITEMVALUE = ITEMVALUE + 1 where ITEMKEY = @ITEMKEY ");
                sql.Append(" select ITEMVALUE from dbo.EAS_IDENTITYVALUES where ITEMKEY = @ITEMKEY  ");
                return sql.ToString();
            }
        }
    }
}

 

获取最大号接口

using System;

namespace Drug.BLL
{
    public interface IMaxID
    {
        int GetMaxID(string table);
    }
}

 

获取最大号服务

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EAS.Services;
using EAS.Data.Access;
using EAS.Transactions;

namespace Drug.BLL
{
    [ServiceBind(typeof(IMaxID))]
    public class MaxID : IMaxID
    {
        [Transaction(System.Transactions.IsolationLevel.Serializable)]
        public int GetMaxID(string itemKey)
        {
            ParameterCollection pc = new ParameterCollection();
            pc.Add("ITEMKEY", itemKey);
            return (int)(ContextDataAccessor.DataAccessor.Query(ContextDataAccessor.IndetitySQL, pc));
        }
    }
}

 

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