Classes/Cache/StaticDatabaseBackend.php
protected function dispatch(string $signalName, array $arguments)
    {
        try {
            return $this->signalSlotDispatcher->dispatch($this->signalClass, $signalName, $arguments);
        } catch (\Exception $exception) {
            $logger = GeneralUtility::makeInstance(LogManager::class)->getLogger($this->signalClass);
            $logger->error('Problems by calling signal: ' . $exception->getMessage() . ' / ' . $exception->getFile() . ':' . $exception->getLine());

            return $arguments;
        }
    }
protected function dispatch(string $signalName, array $arguments)
    {
        try {
            return $this->signalSlotDispatcher->dispatch($this->signalClass, $signalName, $arguments);
        } catch (\Exception $exception) {
            $logger = GeneralUtility::makeInstance(LogManager::class)->getLogger($this->signalClass);
            $logger->error('Problems by calling signal: ' . $exception->getMessage() . ' / ' . $exception->getFile() . ':' . $exception->getLine());

            return $arguments;
        }
    }
protected function dispatch ( string $ signalName , array $ arguments ) { try { return $ this -> signalSlotDispatcher -> dispatch ( $ this -> signalClass , $ signalName , $ arguments ) ; } catch ( \ Exception $ exception ) { $ logger = GeneralUtility :: makeInstance ( LogManager :: class ) -> getLogger ( $ this -> signalClass ) ; $ logger -> error ( 'Problems by calling signal: ' . $ exception -> getMessage ( ) . ' / ' . $ exception -> getFile ( ) . ':' . $ exception -> getLine ( ) ) ; return $ arguments ; } }
Call Dispatcher.

@param string $signalName
@param array  $arguments

@return mixed
Call Dispatcher .