NOTE: This is an abstract class. Abstract classes cannot be instantiated directly, but are exported for package developers that want to extend lgr - for example by creating their own Appenders or Layouts. Please refer to the see also section for actual implementations of this class.
list of all attached Filters.
Determine whether the LogEvent
x should be passed on to
TRUE) or not (
FALSE). See also the active binding
Attach a filter
a function with the single argument
event that returns
any R object with a
If a Filter returns a non-
FALSE value, will be interpreted as
(= no filtering takes place) and a warning will be thrown.
character scalar or
NULL. An optional
name which makes it easier to access (or remove) the filter
Remove a filter