Each logger object has several methods that you can use in order to interact with the logger's appenders. You can add, remove, clear or list the appenders on a specific logger instance. Below are the methods you can use in the logger class to interact with appenders:
So you can easily add/remove/check the appenders on any logger at any time.
Method
Return Type
Description
hasAppenders()
Boolean
Checks if the logger has any appenders attached to it
getAppenders()
Struct
Returns the map of registered appenders
getAppender(name)
Appender
Return a named appender if it is registered in the logger
appenderExists(name)
Boolean
Checks if a named appender exists in the logger
addAppender(Appender)
void
Register an appender with the logger at runtime
removeAppender(name)
Boolean
Will un-register an appender from this logger
removeAllAppenders()
void
Will try to un-register all appenders from this logger