Class SubjectFilterDecorator
Event Subject Filter Decorator
Use this decorator to allow your event listener to only
be invoked if event subject matches the allowedSubject option.
The allowedSubject option can be a list of class names, if you want
to check multiple classes.
Namespace: Cake\Event\Decorator
Property Summary
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$_callable protected
callableCallable
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$_options protected
arrayDecorator options
Method Summary
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__construct() public
Constructor.
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__invoke() public
Invoke
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_call() protected
Calls the decorated callable with the passed arguments.
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canTrigger() public
Checks if the event is triggered for this listener.
Method Detail
__construct() ¶ public
__construct(callable $callable, array $options = [])Constructor.
Parameters
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callable$callable Callable.
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array$options optional Decorator options.
_call() ¶ protected
_call(array $args): mixedCalls the decorated callable with the passed arguments.
Parameters
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array$args Arguments for the callable.
Returns
mixedcanTrigger() ¶ public
canTrigger(Cake\Event\Event $event): boolChecks if the event is triggered for this listener.
Parameters
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Cake\Event\Event$event Event object.
Returns
bool