using System;
//using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Net;
using System.Web;
using System.IO;
using System.Text.RegularExpressions;
using System.Net.Sockets;
using System.Configuration;

using System.Collections;
using System.Collections.Specialized;
using System.Threading;

using System.Data.OleDb;
using SystemFramework;
//using SystemFramework;


namespace DataLinkMesWork
{
    public partial class DataAccess
    {
        /// <summary>
        /// 测试与数据的连接线程
        /// </summary>
        static Thread threadTestConnection;


        /// <summary>
        /// 测试与数据的连接
        /// </summary>
        /// <returns></returns>
        public static void TestConnection()
        {
            try
            {
                if (threadTestConnection == null)
                {
                    threadTestConnection = new Thread(new ThreadStart(SQLCommon.TestConnection));
                    threadTestConnection.Start();
                }
                else
                {
                    threadTestConnection.Abort();
                    threadTestConnection = null;
                    threadTestConnection = new Thread(new ThreadStart(SQLCommon.TestConnection));
                    threadTestConnection.Start();
                }
            }
            catch (Exception err)
            {
                ApplicationLog.WriteLog(err, err.Source);
            }
        }
        /// <summary>
        /// 测试与数据的连接
        /// </summary>
        /// <returns></returns>
        public static void TestConnectionFirst()
        {
            SQLCommon.TestConnection();
        }
    }
}