everlight.eap/backend/EquipmentMonitoringSystem/DllFileSoc/Lib/LogBLL.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Text;

namespace DllFileSoc
{
    public class LogBLL
    {
        //public static readonly object objLock = new object();
        //    Path.DirectorySeparatorChar: '\'
        //    Path.AltDirectorySeparatorChar: '/'正斜杠 (/) 字符。 它是 Unix 系统上唯一可识别的目录分隔符
        public static void Err(string msg, Exception ex)
        {
            string s = "err:" + msg + ":" + ex.Message;
            //string filepathname = AppDomain.CurrentDomain.BaseDirectory + "socketlog";
            string filepathname = DllPubInfo.PubInfo.LogPath;

            string filename = filepathname + Path.DirectorySeparatorChar + DateTime.Now.ToString("yyyy-MM-dd") + ".txt";

            if (!Directory.Exists(filepathname))//验证路径是否存在
            {
                Directory.CreateDirectory(filepathname);
                //不存在则创建
            }
            FileStream fs;
            StreamWriter sw;
            if (File.Exists(filename))
            //验证文件是否存在，有则追加，无则创建
            {
                fs = new FileStream(filename, FileMode.Append, FileAccess.Write);
            }
            else
            {
                fs = new FileStream(filename, FileMode.Create, FileAccess.Write);
            }
            sw = new StreamWriter(fs);
            //sw.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH-mm-ss") );
            sw.WriteLine(s);
            sw.WriteLine("time:" + DateTime.Now.ToString());
            sw.WriteLine("----------------------------------");

            sw.Close();
            fs.Close();
        }

        public static void Err(string msg)
        {
            try
            {
                string s = "Msg:" + msg;
                //string filepathname = AppDomain.CurrentDomain.BaseDirectory + "socketlog";
                string filepathname = DllPubInfo.PubInfo.LogPath;
                string filename = filepathname + Path.DirectorySeparatorChar + DateTime.Now.ToString("yyyy-MM-dd") + ".txt";
                if (!Directory.Exists(filepathname))//验证路径是否存在
                {
                    Directory.CreateDirectory(filepathname);
                    //不存在则创建
                }
                FileStream fs;
                StreamWriter sw;
                if (File.Exists(filename))
                //验证文件是否存在，有则追加，无则创建
                {
                    fs = new FileStream(filename, FileMode.Append, FileAccess.Write,FileShare.ReadWrite);
                }
                else
                {
                    fs = new FileStream(filename, FileMode.Create, FileAccess.Write);
                }
                sw = new StreamWriter(fs);
                //sw.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH-mm-ss") );
                sw.WriteLine(s);
                sw.WriteLine("time:" + DateTime.Now.ToString());
                sw.WriteLine("----------------------------------");

                sw.Close();
                fs.Close();
            }
            catch
            {

            }
        }
    }
}