public static void Write(LoggerInfo loggerInfo, string methodName, Exception thisException)
{
// if we havent yet done so, validate complete file path to log file
if (!loggerInfo.FullPathChecked)
{
ValidatePath(ref loggerInfo);
}
// once logger issue develops, stop trying to write to it
if (!loggerInfo.ErrorFlag)
{
if (thisException is System.Data.Odbc.OdbcException)
{
var ex = (System.Data.Odbc.OdbcException)thisException;
Write(loggerInfo, methodName + " ODBC Exception Message: " + ex.Message);
Write(loggerInfo, methodName + " ODBC Exception Source: " + ex.Source);
Write(loggerInfo, methodName + " ODBC Exception TargetSite: " + ex.TargetSite);
Write(loggerInfo, methodName + " ODBC Exception Data: " + ex.Data);
Write(loggerInfo, methodName + " ODBC Exception Error Code: " + ex.ErrorCode);
Write(loggerInfo, methodName + " ODBC Exception Errors: " + ex.Errors);
Write(loggerInfo, methodName + " ODBC Exception StackTrace: " + ex.StackTrace);
}
else
{
var ex = thisException;
Write(loggerInfo, methodName + " Exception Message: " + ex.Message);
Write(loggerInfo, methodName + " Exception Source: " + ex.Source);
Write(loggerInfo, methodName + " Exception TargetSite: " + ex.TargetSite);
Write(loggerInfo, methodName + " Exception Data: " + ex.Data);
Write(loggerInfo, methodName + " Exception StackTrace: " + ex.StackTrace);
}
}
return;
}
public DatabaseManager()
{
loggerInfo = new LoggerInfo()
{
ErrorFlag = true,
FileName = "DatabaseManager.cs",
RootPath = ConfigurationManager.AppSettings["LogRootPath"].ToString(),
FolderName = ConfigurationManager.AppSettings["LogFolderName"].ToString()
};
}
public static void WriteDbg(LoggerInfo loggerInfo, string logMsg)
{
// if we havent yet done so, validate complete file path to log file
if (!loggerInfo.FullPathChecked)
{
ValidatePath(ref loggerInfo);
}
// once logger issue develops, stop trying to write to it
if (!loggerInfo.ErrorFlag)
{
// assuming DebugLogging has been activated
if (loggerInfo.DebugActive)
{
try
{
// if log file not currently present, create it with passed message
// otherwise append message to existing log file
if (!File.Exists(loggerInfo.FullPath))
{
using (StreamWriter sw = File.CreateText(loggerInfo.FullPath))
{
sw.WriteLine(DateTime.Now.ToString() + ": " + logMsg);
}
}
else
{
using (StreamWriter sw = File.AppendText(loggerInfo.FullPath))
{
sw.WriteLine(DateTime.Now.ToString() + ": " + logMsg);
}
}
loggerInfo.ErrorMsg = "dbg written";
}
catch (Exception ex)
{
loggerInfo.ErrorMsg = "Logger WriteDbg(): failed. " + ex.Message;
}
}
}
return;
}
/***************************************************************************
* This class requires use with a data-structure class object, and contains no data
* properties (public or otherwise) of its own. As such the methods of this class
* may be used without instantiating the Logger() class. Just use the methods
* passing the LoggerInfo class object as the first parameter.
*
* NOTE: the ValidatePath() method is called with the LoggerInfo class parameter
* passed as a "reference" variable so that the original LoggerInfo class
* object of the calling class will reflect any error or status flags.
*
* ************************************************************************/
public static void ValidatePath(ref LoggerInfo loggerInfo)
{
loggerInfo.ErrorFlag = false;
if (loggerInfo.RootPath == "" || loggerInfo.FolderName == "")
{
loggerInfo.ErrorMsg = "Logger ValidatePath: RootPath and/or FolderName not provided";
loggerInfo.ErrorFlag = true;
}
else
{
try
{
// check if ROOT path is valid
if (!Directory.Exists(loggerInfo.RootPath))
{
loggerInfo.ErrorMsg = "Logger ValidatePath: RootPath (" + loggerInfo.RootPath.Trim() + ") not found";
loggerInfo.ErrorFlag = true;
}
else
{
// unconditionally attempt to create log FOLDER
// (CreateSubdirectory does nothing if it already exists)
DirectoryInfo appDI = new DirectoryInfo(loggerInfo.RootPath);
appDI.CreateSubdirectory(loggerInfo.FolderName);
}
loggerInfo.FullPathChecked = true;
}
catch (Exception ex)
{
loggerInfo.ErrorMsg = "Logger ValidatePath: failed. " + ex.Message;
loggerInfo.ErrorFlag = true;
}
}
return;
}
