Adds an filter handler

@access public
@param string $filterName
@param string $filterHandlerName
@param integer $priority
338132
public function addFilterHandler($filterName, $filterHandlerName, $priority = 50)
    {
        $this->addHandler(self::FILTER, $filterName, $filterHandlerName, $priority);
    }
198267
protected function add_action( $hook, $method, $priority = 10, $arg_count = 1 ) {
		return $this->add_filter( $hook, $method, $priority, $arg_count );
	}
1234278
public static function on($name, $callback, $priority = 0)
    {
        if (is_string($name) && is_callable($callback)) {
            if (isset(self::$events[$name]) === false) {
                self::$events[$name] = array();
            }

            self::$events[$name][] = array($callback, $priority);
        }
    }
883495
public function addPromise(string $name, callable $promise, ?int $priority = null)
    {
        $this->wpProvider
            ->addFilter($name, $promise, $priority);
    }
1129094
public function attach($fqcn, $filter, $priority = self::DEFAULT_PRIORITY)
    {
        $chain = $this->factory->getChainFor($fqcn);
        $chain->attach($filter, $priority);
    }
439039
public function addMenuFilter(
        MenuFilterInterface $menuFilter,
        array $menus,
        $stage,
        $priority
    ) {
        $this->addElement(
            $menuFilter,
            $menus,
            $stage,
            $priority
        );

        return $this;
    }
755233
protected function withFilter($filterName) {
        if(!isset($this->filters[$filterName])) {
            throw (new \Exception('Could not set filter '.$filterName.': filter not found'));
        }
        $this->activeFilters[] = $filterName;
        return $this;
    }
40781
function add_filter($tag, $function_to_add, $priority = 10, $accepted_args = 1)
	{
		if( is_callable($function_to_add) )
		{
			add_filter($tag, $function_to_add, $priority, $accepted_args);
		}
	}
621694
public function addAction($filterName, $filterCall, $prio, $numVars)
    {
        $this->actions[] = $this->add($filterName, $filterCall, $prio, $numVars);

        return $this;
    }
403310
protected function add_filter( $hook, $method, $priority = 10, $arg_count = 1 ) {
		return add_filter(
			$hook,
			$this->map_filter( $this->get_wp_filter_id( $hook, $method, $priority ), $method, $arg_count ),
			$priority,
			$arg_count
		);
	}
344277
public function addFactory(FilterBagFactoryInterface $factory, $priority = 0)
    {
        $this->factories[$priority][] = $factory;

        unset($this->sorted);
    }
510189
public FilterRegistration.Dynamic addFilter(String name, Filter filter) {
        return addFilter(name, new FilterHolder(requireNonNull(filter)));
    }
1311977
private function addFilterResAV($f, $priority = FilterChain::DEFAULT_PRIORITY) {
		$this->_filtersResAV->attach($f, $priority);
	}
532803
public function removeAll($hookName, $priority = false) : bool
    {
        if (isset($this->filters[$hookName])) {
            if (false === $priority || $priority === null) {
                $this->filters[$hookName] = [];
            } elseif (isset($this->filters[$hookName][$priority])) {
                $this->filters[$hookName][$priority] = [];
            }
        }

        unset($this->merged[$hookName]);
        return true;
    }
1083789
public void addFilter(final String columnFamily, Filter filter)
    {
        ((HBaseDataHandler) handler).addFilter(columnFamily, filter);
    }
494955
private function addViewProvider(&$property, $viewProvider, $priority)
    {
        $priority = (int)$priority;
        if (!isset($property[$priority])) {
            $property[$priority] = array();
        }

        $property[$priority][] = $viewProvider;
    }
201313
function add_filter( $tag, $function_to_add, $priority = WP_FS__DEFAULT_PRIORITY, $accepted_args = 1 ) {
            $this->_logger->entrance( $tag );

            add_filter( $this->get_action_tag( $tag ), $function_to_add, $priority, $accepted_args );
        }