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ASP.NET 程序中常用的三十三种代码(4) }
/// ＜summary＞
/// 将提示信息记录到Win2000/NT事件日志中
/// ＜param name="message"＞需要记录的文本信息＜/param＞
/// ＜/summary＞
public static void WriteInfo(String message)
{
WriteLog(TraceLevel.Info, message);
}
/// ＜summary＞
/// 将跟踪信息记录到Win2000/NT事件日志中
/// ＜param name="message"＞需要记录的文本信息＜/param＞
/// ＜/summary＞
public static void WriteTrace(String message)
{
WriteLog(TraceLevel.Verbose, message);
}
/// ＜summary＞
/// 格式化记录到事件日志的文本信息格式
/// ＜param name="ex"＞需要格式化的异常对象＜/param＞
/// ＜param name="catchInfo"＞异常信息标题字符串.＜/param＞
/// ＜retvalue＞
/// ＜para＞格式后的异常信息字符串，包括异常内容和跟踪堆栈.＜/para＞
/// ＜/retvalue＞
/// ＜/summary＞
public static String FormatException(Exception ex, String catchInfo)
{
StringBuilder strBuilder = new StringBuilder();
if (catchInfo != String.Empty)
{
strBuilder.Append(catchInfo).Append("\r\n");
}
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
return strBuilder.ToString();
}
/// ＜summary＞
/// 实际事件日志写入方法
/// ＜param name="level"＞要记录信息的级别（error,warning,info,trace).＜/param＞
/// ＜param name="messageText"＞要记录的文本.＜/param＞
/// ＜/summary＞
private static void WriteLog(TraceLevel level, String messageText)
{
try
{
EventLogEntryType LogEntryType;
switch (level)
{
case TraceLevel.Error:
LogEntryType = EventLogEntryType.Error;
break;
case TraceLevel.Warning:
LogEntryType = EventLogEntryType.Warning;
break;
case TraceLevel.Info:
LogEntryType = EventLogEntryType.Information;
break;
case TraceLevel.Verbose:
LogEntryType = EventLogEntryType.SUCcessAudit;
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