IMEX.mes.web/wwwroot/mes/mst/defectgroup/getProcedure.ashx

<%@ WebHandler Language="C#" Class="getProcedure" %>

using System;
using System.Web;
using System.Web.SessionState;
using System.Data;
using System.Text;
using System.Collections;
using System.Collections.Generic;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Curtain.DataAccess;
using DK.XuWei.WebMes;

public class getProcedure : IHttpHandler, IReadOnlySessionState
{
    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";
        using (IDataAccess conn = DataAccess.Create())
        {
            DataTable dt = conn.ExecuteDatatable(@"
                SELECT
	                PROCEDUREID,
	                PROCEDURECODE,
	                PROCEDURENAME
                FROM
	                TP_PC_PROCEDURE
                WHERE
                    ACCOUNTID = @ACCOUNTID@ 
	                AND VALUEFLAG = '1' 
                ORDER BY
	                PRODUCTIONLINEID,NODENO
            ",
                new CDAParameter("ACCOUNTID", context.Session["accountId"])
                );

            DataRow dr = dt.NewRow();
            dr["PROCEDUREID"] = 0;
            dr["PROCEDURECODE"] = "";
            dr["PROCEDURENAME"] = "无";
            dt.Rows.InsertAt(dr, 0);

            if (context.Request["select"] is object)
                context.Response.Write(dt.ToJson());
            else
                context.Response.Write(new JsonResult(dt).ToJson());
        }

    }

    public bool IsReusable
    {
        get
        {
            return false;
        }
    }

}