写Log日志的方法 减少插件引用

public class Log
{
/// <summary>
/// 记录状态
/// </summary>
/// <param name="str">信息内容</param>
public static void WriteLog(string Message)
{
try
{
string path = System.Windows.Forms.Application.StartupPath;
DateTime dt = DateTime.Now;
string str = Message;
if (!Directory.Exists(path + @"ErrLog"))
Directory.CreateDirectory(path + @"ErrLog");
using (var sw = new StreamWriter(path + @"ErrLog" + (dt.Year + "-" + dt.Month + "-" + dt.Day).ToString() + "_InfoLog.log", true))
{
sw.WriteLine(dt.ToString() + "---------------------------------------------------------");
sw.WriteLine(str);
sw.WriteLine("---------------------------------------------------------");
sw.Close();
}
}
catch (Exception)
{

}
}

/// <summary>
/// 将异常打印到LOG文件
/// </summary>
/// <param name="ex">异常</param>
/// <param name="LogAddress">日志文件地址</param>
public static void WriteLog(Exception ex)
{
try
{
string path = System.Windows.Forms.Application.StartupPath;
//在Debug目录下新建 YYYY-mm-dd_Log.log文件
if (!Directory.Exists(path + @"ErrLog"))
Directory.CreateDirectory(path + @"ErrLog");
DateTime dt = DateTime.Now;
//把异常信息输出到文件
StreamWriter sw = new StreamWriter(
path + @"ErrLog" +
(dt.Year + "-" + dt.Month + "-" + dt.Day).ToString() +
"_ErrorLog.log", true);
sw.WriteLine("当前时间：" + dt.ToString());
sw.WriteLine("异常信息：" + ex.Message);
sw.WriteLine("异常对象：" + ex.Source);
sw.WriteLine("调用堆栈：
" + ex.StackTrace.Trim());
sw.WriteLine("触发方法：" + ex.TargetSite);
sw.WriteLine("---------------------------------------------------------");
sw.WriteLine();
sw.Close();
}
catch (Exception)
{

}
}
}