AppenderSkeletonOnClose Method Apache log4net™ SDK Documentation
Is called when the appender is closed. Derived classes should override this method if resources need to be released.

Namespace: log4net.Appender
Assembly: log4net (in log4net.dll) Version: 2.0.6.0-.NET 4.0
Syntax
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protected virtual void OnClose()
Remarks

Releases any resources allocated within the appender such as file handles, network connections, etc.

It is a programming error to append to a closed appender.

See Also

Reference

AppenderSkeleton Class
log4net.Appender Namespace