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179 lines
6.0 KiB
C#
179 lines
6.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Configuration;
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using System.Data.SqlClient;
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using System.Data;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Txgy.EWS.Client.Common
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{
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internal class RemoteMySqlDownloadData
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{
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//public MySqlConnection RemoteConn { get; set; }
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//public MySqlCommand Comm { get; set; }
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//public MySqlDataAdapter Adap { get; set; }
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//public MySqlDataReader DataReader { get; set; }
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///// <summary>
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///// 下载Json文件
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///// </summary>
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///// <param name="eventTime">事件时间</param>
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///// <param name="savePath">保存路径</param>
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///// <param name="saveName">保存名称</param>
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///// <param name="tableName">表名</param>
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///// <returns></returns>
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//public int DownLoadJsonData(string eventTime, string savePath, string saveName, string tableName)
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//{
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// string courseSql = @"select JsonFile from " + tableName + " where EventTime=@eventTime";
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// try
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// {
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// if (DBConnection())
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// {
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// Comm = new MySqlCommand(courseSql, RemoteConn);
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// Comm.Parameters.AddWithValue("@eventTime", eventTime);
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// DataReader = Comm.ExecuteReader();
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// List<byte> jsonList = new List<byte>();
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// //开始读数据
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// while (DataReader.Read())
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// {
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// byte[] blob;
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// blob = (byte[])DataReader["JsonFile"];
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// if (blob.Length == 0)
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// break;
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// jsonList.AddRange(blob);
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// }
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// string jsonPath = savePath + saveName + ".json";
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// int len = SaveBinaryFile(jsonPath, jsonList.ToArray());
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// if (len == jsonList.Count)
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// {
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// return jsonList.Count;
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// }
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// return -1;
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// }
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// }
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// catch (Exception ex)
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// {
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// throw ex;
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// }
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// finally
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// {
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// this.Dispose();
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// }
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// return -1;
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//}
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///// <summary>
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///// 下载波形文件
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///// </summary>
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///// <param name="eventTime">事件时间</param>
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///// <param name="savePath">保存路径</param>
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///// <param name="saveName">保存名称</param>
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///// <param name="tableName">表名</param>
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///// <returns></returns>
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//public int DownLoadWavedata(string eventTime, string savePath, string saveName, string tableName)
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//{
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// string courseSql = @"select WaveData from " + tableName + " where EventTime=@eventTime";
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// try
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// {
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// if (DBConnection())
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// {
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// Comm = new MySqlCommand(courseSql, RemoteConn);
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// Comm.Parameters.AddWithValue("@eventTime", eventTime);
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// DataReader = Comm.ExecuteReader();
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// List<byte> wds = new List<byte>();
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// //开始读数据
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// while (DataReader.Read())
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// {
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// byte[] blob;
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// blob = (byte[])DataReader["wavedata"];
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// Console.WriteLine(blob.Length);
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// if (blob.Length == 0)
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// break;
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// wds.AddRange(blob);
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// }
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// string mseedPath = savePath + saveName + ".mseed";
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// int len = SaveBinaryFile(mseedPath, wds.ToArray());
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// if (len == wds.Count)
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// {
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// return wds.Count;
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// }
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// return -1;
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// }
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// }
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// catch (Exception ex)
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// {
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// throw ex;
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// }
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// finally
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// {
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// this.Dispose();
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// }
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// return -1;
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//}
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///// <summary>
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///// 保存二级制文件
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///// </summary>
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///// <param name="fn"></param>
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///// <param name="datas"></param>
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///// <returns></returns>
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//public int SaveBinaryFile(string fn, byte[] datas)
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//{
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// FileStream fs = new FileStream(fn, FileMode.OpenOrCreate);
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// BinaryWriter binWriter = new BinaryWriter(fs);
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// binWriter.Write(datas);
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// binWriter.Close();
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// fs.Close();
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// return (int)new FileInfo(fn).Length;
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//}
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//private bool DBConnection()
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//{
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// string connStr = ConfigurationManager.ConnectionStrings["NasMySQL"].ConnectionString;
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// if (RemoteConn == null)
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// RemoteConn = new MySqlConnection(connStr);
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// try
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// {
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// if (RemoteConn.State != ConnectionState.Open)
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// {
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// RemoteConn.Open();
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// }
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// return true;
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// }
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// catch
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// {
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// return false;
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// }
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//}
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//private void Dispose()
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//{
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// if (Adap != null)
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// {
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// Adap.Dispose();
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// Adap = null;
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// }
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// if (DataReader != null)
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// {
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// DataReader.Dispose();
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// DataReader = null;
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// }
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// if (Comm != null)
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// {
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// Comm.Dispose();
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// Comm = null;
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// }
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// if (RemoteConn != null)
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// {
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// RemoteConn.Close();
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// RemoteConn.Dispose();
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// RemoteConn = null;
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// }
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//}
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}
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}
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