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@@ -0,0 +1,243 @@
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+using System;
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+using System.Collections.Generic;
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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;
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+using System.Threading.Tasks;
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+
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+namespace Common
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+{
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+ public class Log
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+ {
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+ /// <summary>
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+ /// 禁止通过new创建实例
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+ /// </summary>
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+ private Log() { }
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+
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+ private static Log log;
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+
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+ // 定义一个标识确保线程同步
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+ private static readonly object locker = new object();
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+
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+ public static Log GetInstance()
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+ {
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+ if (log == null)
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+ {
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+ lock (locker)
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+ {
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+ if (log == null)
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+ {
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+ log = new Log();
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+ }
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+ }
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+ }
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+ return log;
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+ }
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+
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+ /// <summary>
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+ /// 写入日志
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+ /// </summary>
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+ /// <param name="iType">0智能终端 1数据采集 2网络状态 3计量实绩 4计量监控 5远程计量 6静态衡 7动态衡 8成品秤</param>
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+ /// <param name="str"></param>
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+ public void WriteLog(int iType, string str)
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+ {
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+ try
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+ {
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+ string strLogName = "";
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+ switch (iType)
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+ {
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+ case 0:
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+ strLogName = "计量终端_";
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+ break;
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+ case 1:
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+ strLogName = "数据采集_";
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+ break;
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+ case 2:
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+ strLogName = "网络状态_";
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+ break;
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+ case 3:
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+ strLogName = "计量实绩_";
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+ break;
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+ case 4:
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+ strLogName = "计量监控_";
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+ break;
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+ case 5:
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+ strLogName = "远程计量_";
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+ break;
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+ case 6:
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+ strLogName = "静态衡计量_";
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+ break;
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+ case 7:
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+ strLogName = "动态衡计量_";
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+ break;
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+ case 8:
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+ strLogName = "热送磅计量_";
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+ break;
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+ case 9:
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+ strLogName = "提示信息_";
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+ break;
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+ case 10:
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+ strLogName = "打印日志_";
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+ break;
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+ case 11:
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+ strLogName = "静态衡公共事件_";
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+ break;
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+ case 12:
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+ strLogName = "主线程扫码设备_";
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+ break;
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+ case 13:
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+ strLogName = "tryCatch异常_";
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+ break;
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+ case 14:
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+ strLogName = "保存按钮状态_";
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+ break;
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+ case 15:
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+ strLogName = "按钮点击日志_";
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+ break;
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+ case 16:
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+ strLogName = "服务调用日志_";
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+ break;
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+ case 17:
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+ strLogName = "自动卸货日志_";
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+ break;
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+ case 18:
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+ strLogName = "复磅计量_";
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+ break;
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+ case 19:
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+ strLogName = "热送磅计量异常_";
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+ break;
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+ case 20:
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+ strLogName = "零点报警_";
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+ break;
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+ case 22:
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+ strLogName = "皮带秤计量异常_";
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+ break;
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+ case 23:
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+ strLogName = "吊钩秤计量异常_";
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+ break;
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+ case 24:
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+ strLogName = "检化验接口日志_";
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+ break;
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+ default:
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+ strLogName = "计量终端_";
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+ break;
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+ }
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+
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+ string m_szRunPath;
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+ m_szRunPath = System.Environment.CurrentDirectory;
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+ if (System.IO.Directory.Exists(m_szRunPath + "\\log") == false)
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+ {
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+ System.IO.Directory.CreateDirectory(m_szRunPath + "\\log");
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+ }
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+ string strDate = System.DateTime.Now.ToString("yyyyMMdd");
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+ string strPathFile = m_szRunPath + "\\log\\" + strDate;
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+ if (!Directory.Exists(strPathFile))//如果不存在就创建file文件夹
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+ {
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+ Directory.CreateDirectory(strPathFile);
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+ }
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+ System.IO.TextWriter tw = new System.IO.StreamWriter(strPathFile + "\\" + strLogName + strDate + ".log", true);
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+
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+ tw.WriteLine(System.DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
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+ tw.WriteLine(str);
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+ tw.WriteLine("\r\n");
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+
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+ tw.Close();
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+ }
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+ catch (Exception ex)
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+ {
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+
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+ }
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+ }
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+ public class LogTwArray
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+ {
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+ public string Name;
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+ public DateTime LastWriteTime;
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+ public TextWriter tw = null;
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+ public string LastText = "";
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+ }
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+ static Dictionary<string, List<LogTwArray>> ht_pre = new Dictionary<string, List<LogTwArray>>();
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+ private static DateTime _lastCleanTime = DateTime.Now;
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+ private static Mutex mtx = new Mutex();
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+ static string m_szRunPath = System.Environment.CurrentDirectory;
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+ /// <summary>
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+ /// 写入日志
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+ /// </summary>
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+ /// <param name="prefix">日志文件名前缀</param>
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+ /// <param name="str"></param>
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+ public void WriteLog(string prefix, string str)
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+ {
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+ string strDate = DateTime.Now.ToString("yyyyMMdd");
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+ string strPathFile = m_szRunPath + "\\log\\" + strDate;
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+ List<LogTwArray> tws = null;
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+ LogTwArray lta = null;
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+ try
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+ {
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+ if (ht_pre.ContainsKey(prefix))
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+ {
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+ tws = ht_pre[prefix];
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+ }
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+ else
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+ {
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+ tws = new List<LogTwArray>();
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+ if (!Directory.Exists(strPathFile))
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+ {
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+ Directory.CreateDirectory(strPathFile);
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+ }
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+ ht_pre.Add(prefix, tws);
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+ }
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+
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+ lta = tws.Find(x => x.Name.Equals(strDate));
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+ if (lta == null || !lta.Name.Equals(strDate))
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+ {
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+ lta = new LogTwArray();
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+ lta.Name = strDate;
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+ lta.tw = new StreamWriter(strPathFile + "\\" + prefix + "_" + strDate + ".log", true);
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+ tws.Add(lta);
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+ }
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+ if (lta.LastText.Equals(str)) return;
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+
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+ lta.LastWriteTime = DateTime.Now;
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+ lta.tw.WriteLine(System.DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
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+ lta.tw.WriteLine(str);
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+ lta.tw.WriteLine("\r\n");
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+ lta.tw.Flush();
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+ lta.LastText = str;
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+ }
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+ catch { }
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+
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+
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+ if (mtx.WaitOne(0))
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+ {
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+ try
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+ {
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+ lock (ht_pre)
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+ {
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+ DateTime dt = DateTime.Now;
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+ if (TimeSpan.FromTicks(dt.Ticks - _lastCleanTime.Ticks).TotalMinutes > 15)
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+ {
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+ foreach (List<LogTwArray> llta in ht_pre.Values)
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+ {
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+ List<LogTwArray> llta2 = llta.FindAll(x => TimeSpan.FromTicks(dt.Ticks - x.LastWriteTime.Ticks).TotalMinutes > 15);
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+ if (llta2 != null)
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+ {
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+ foreach (LogTwArray lt in llta2)
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+ {
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+ lt.tw.Close();
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+ }
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+ }
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+ llta.RemoveAll(x => TimeSpan.FromTicks(dt.Ticks - x.LastWriteTime.Ticks).TotalMinutes > 15);
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+ }
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+ }
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+ }
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+ }
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+ finally
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+ {
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+ mtx.ReleaseMutex();
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+ }
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+ }
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+
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+ }
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+
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+ }
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+}
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BourneCao