log4net SDK Reference |

# AppenderSkeleton Members

AppenderSkeleton overview

#### Public Instance Properties

ErrorHandler | Gets or sets the IErrorHandler for this appender.
FilterHead | The filter chain.
Layout | Gets or sets the ILayout for this appender.
Name | Gets or sets the name of this appender.
Threshold | Gets or sets the threshold Level of this appender.

#### Public Instance Methods

ActivateOptions | Initialize the appender based on the options set
AddFilter | Adds a filter to the end of the filter chain.
ClearFilters | Clears the filter list for this appender.
Close | Closes the appender and release resources.
DoAppend | Overloaded. Performs threshold checks and invokes filters before delegating actual logging to the subclasses specific Append method.
Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object.
GetHashCode (inherited from Object) | Serves as a hash function for a particular type, suitable for use in hashing algorithms and data structures like a hash table.
GetType (inherited from Object) | Gets the Type of the current instance.
ToString (inherited from Object) | Returns a String that represents the current Object.

#### Protected Instance Constructors

AppenderSkeleton Constructor | Default constructor

#### Protected Instance Properties

RequiresLayout | Tests if this appender requires a Layout to be set.

#### Protected Instance Methods

Append | Overloaded. Append a bulk array of logging events.
FilterEvent | Test if the logging event should we output by this appender
Finalize | Finalizes this appender by calling the implementation's Close method.
IsAsSevereAsThreshold | Checks if the message level is below this appender's threshold.
MemberwiseClone (inherited from Object) | Creates a shallow copy of the current Object.
OnClose | Is called when the appender is closed. Derived classes should override this method if resources need to be released.
PreAppendCheck | Called before Append as a precondition.
RenderLoggingEvent | Overloaded. Renders the LoggingEvent to a string.

#### See Also

AppenderSkeleton Class | log4net.Appender Namespace