/// <summary>
/// Activate the options on the file appender.
/// </summary>
public override void ActivateOptions()
{
if (this.m_rollDate && (this.m_datePattern != null))
{
this.m_now = this.m_dateTime.Now;
this.m_rollPoint = this.ComputeCheckPeriod(this.m_datePattern);
if (this.m_rollPoint == RollPoint.InvalidRollPoint)
{
throw new ArgumentException("Invalid RollPoint, unable to parse [" + this.m_datePattern + "]");
}
this.m_nextCheck = this.NextCheckDate(this.m_now, this.m_rollPoint);
}
else if (this.m_rollDate)
{
this.ErrorHandler.Error("Either DatePattern or rollingStyle options are not set for [" + base.Name + "].");
}
if (base.SecurityContext == null)
{
base.SecurityContext = SecurityContextProvider.DefaultProvider.CreateSecurityContext(this);
}
using (base.SecurityContext.Impersonate(this))
{
base.File = FileAppender.ConvertToFullPath(base.File.Trim());
this.m_baseFileName = base.File;
}
if ((this.m_rollDate && (this.File != null)) && (this.m_scheduledFilename == null))
{
this.m_scheduledFilename = this.File + this.m_now.ToString(this.m_datePattern, DateTimeFormatInfo.InvariantInfo);
}
this.ExistingInit();
base.ActivateOptions();
}