/// <summary>
/// Computes an MD5 hash code for the log entry
/// </summary>
/// <param name="extension">The extended entry information (or <c>null</c>).</param>
/// <param name="entryType">The log entry type.</param>
/// <param name="message">The log message (or <c>null</c>).</param>
/// <param name="e">The logged exception (or <c>null</c>).</param>
/// <returns>The computed hash.</returns>
private static MD5Key ComputeMD5Hash(ISysLogEntryExtension extension, SysLogEntryType entryType, string message, Exception e)
{
StringBuilder sb = new StringBuilder(1024);
if (extension != null)
{
sb.Append(extension.Format());
}
sb.Append('\t');
sb.Append(entryType.ToString());
sb.Append('\t');
if (message != null)
{
sb.Append(message);
}
sb.Append('\t');
if (e != null)
{
sb.Append(e.GetType().FullName);
sb.Append('\t');
sb.Append(e.Message);
sb.Append('\t');
sb.Append(e.StackTrace.ToString());
}
return(new MD5Key(MD5Hasher.Compute(sb.ToString())));
}
/// <summary>
/// Renders the log entry into a string.
/// </summary>
/// <param name="format">The formatting option flags.</param>
/// <returns>The formatted string.</returns>
public string ToString(SysLogEntryFormat format)
{
var sb = new StringBuilder();
if ((format & SysLogEntryFormat.ShowBar) != 0)
{
sb.Append("=================================\r\n");
}
if ((format & SysLogEntryFormat.ShowTime) != 0)
{
sb.AppendFormat((IFormatProvider)null, "Time: {0} UTC\r\n", Time.ToString("MM-dd-yyyy HH:mm:ss.fff"));
}
if (this.Message != null)
{
sb.Append(Message);
sb.Append("\r\n");
}
if (Extension != null && (format & SysLogEntryFormat.ShowExtended) != 0)
{
sb.AppendFormat((IFormatProvider)null, Extension.Format());
}
if (this.Exception != null)
{
AppendException(sb, this.Exception);
}
else if (this.Category != null)
{
if ((format & SysLogEntryFormat.ShowType) != 0)
{
sb.AppendFormat((IFormatProvider)null, "{0}: {1}\r\n", Type.ToString(), Category);
}
else
{
sb.AppendFormat((IFormatProvider)null, "{0}\r\n", Category);
}
}
else
{
if ((format & SysLogEntryFormat.ShowType) != 0)
{
sb.AppendFormat((IFormatProvider)null, "{0}:\r\n", Type.ToString());
}
}
return(sb.ToString());
}