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88 lines
3.8 KiB
88 lines
3.8 KiB
3 years ago
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using QMFrameWork.Data;
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namespace NSC
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{
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/// <summary>
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/// 功能：异步网络服务引擎
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/// 作者：王昊昇
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/// 时间：2012.11.8
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/// </summary>
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public static class ServiceDataBufferEngine
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{
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/// <summary>
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/// 创建新的服务流水号
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/// </summary>
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/// <returns>返回一个新的服务流水号</returns>
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public static string CreateNewServiceSN()
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{
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Common.Data.SqlLite.SqlLiteHelper dal = new Common.Data.SqlLite.SqlLiteHelper();
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using (System.Data.IDbConnection conn = dal.OpenConnection(Common.Config.ConfigSetting.GetConnectionString()))
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{
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string pid = dal.GetSingle(conn,
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"INSERT INTO T_SERVICELOG(SERVICEPATH,SUBMITTIME,COMPLETE) VALUES('','" + DateTime.Now.ToString(Common.TextUtil.DateTimeUtil.DATETIME_YYYYMMDD_HHMMSS) + "','0');"
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+ Common.Data.SqlLite.SqlLiteHelper.SELECT_IDENTITY_ID).ToString();
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return pid;
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}
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}
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/// <summary>
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/// 写入服务数据文件
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/// </summary>
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/// <param name="serviceSN">服务代码</param>
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/// <param name="data">要写入的服务数据</param>
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public static void WriteServiceFile(string serviceSN, NetServiceStruct data)
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{
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string configPath = Common.Config.ConfigSetting.GetSetting("0001");
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string fileName = configPath == "" ? System.Windows.Forms.Application.StartupPath + @"\ServiceBuffer\" + serviceSN : configPath + @"\" + serviceSN;
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using (System.IO.MemoryStream ms = PacketsEncoder.ConvertToStream(data))
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using (System.IO.FileStream fs = new System.IO.FileStream(fileName, System.IO.FileMode.Create, System.IO.FileAccess.Write, System.IO.FileShare.Read))
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{
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fs.Write(ms.ToArray(), 0, (int)ms.Length);
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fs.Flush();
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}
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Common.Data.SqlLite.SqlLiteHelper dal = new Common.Data.SqlLite.SqlLiteHelper();
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using (System.Data.IDbConnection conn = dal.OpenConnection(Common.Config.ConfigSetting.GetConnectionString()))
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{
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dal.ExecuteSql(conn, string.Format("UPDATE T_SERVICELOG SET SERVICEPATH={0},COMPLETE='1' WHERE PID={1}", fileName, serviceSN));
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}
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}
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/// <summary>
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/// 获取执行结果
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/// </summary>
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/// <param name="serviceSN">服务代码</param>
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/// <param name="data">结果数据</param>
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/// <returns>返回是否执行成功</returns>
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public static bool GetServiceResult(string serviceSN, out NetServiceStruct data)
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{
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Common.Data.SqlLite.SqlLiteHelper dal = new Common.Data.SqlLite.SqlLiteHelper();
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using (System.Data.IDbConnection conn = dal.OpenConnection(Common.Config.ConfigSetting.GetConnectionString()))
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using (System.Data.DataTable table = dal.QueryReturnDataTable(conn, string.Format("SELECT VERSIONNO FROM T_UPDATE")))
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{
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if (table.Rows.Count > 0)
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{
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using (System.IO.FileStream fs = new System.IO.FileStream(table.Rows[0]["VERSIONNO"].ToString(), System.IO.FileMode.Open, System.IO.FileAccess.Read, System.IO.FileShare.Read))
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using (System.IO.MemoryStream ms = new System.IO.MemoryStream((int)fs.Length))
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{
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fs.CopyTo(ms);
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data = PacketsDecoder.ParseNetStream(ms);
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}
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return true;
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}
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else
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{
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data = null;
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throw new Common.Exceptions.NoServiceLogException();
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}
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}
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}
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}
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}
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