Odesk\Phystrix\AbstractCommand::execute PHP Method

    public function execute()
    {
        $this->prepare();
        $metrics = $this->getMetrics();
        $cacheEnabled = $this->isRequestCacheEnabled();
        // always adding the command to request log
        $this->recordExecutedCommand();
        // trying from cache first
        if ($cacheEnabled) {
            $cacheHit = $this->requestCache->exists($this->getCommandKey(), $this->getCacheKey());
            if ($cacheHit) {
                $metrics->markResponseFromCache();
                $this->recordExecutionEvent(self::EVENT_RESPONSE_FROM_CACHE);
                return $this->requestCache->get($this->getCommandKey(), $this->getCacheKey());
            }
        }
        $circuitBreaker = $this->getCircuitBreaker();
        if (!$circuitBreaker->allowRequest()) {
            $metrics->markShortCircuited();
            $this->recordExecutionEvent(self::EVENT_SHORT_CIRCUITED);
            return $this->getFallbackOrThrowException();
        }
        $this->invocationStartTime = $this->getTimeInMilliseconds();
        try {
            $result = $this->run();
            $this->recordExecutionTime();
            $metrics->markSuccess();
            $circuitBreaker->markSuccess();
            $this->recordExecutionEvent(self::EVENT_SUCCESS);
        } catch (BadRequestException $exception) {
            // Treated differently and allowed to propagate without any stats tracking or fallback logic
            $this->recordExecutionTime();
            throw $exception;
        } catch (Exception $exception) {
            $this->recordExecutionTime();
            $metrics->markFailure();
            $this->executionException = $exception;
            $this->recordExecutionEvent(self::EVENT_FAILURE);
            $result = $this->getFallbackOrThrowException($exception);
        }
        // putting the result into cache
        if ($cacheEnabled) {
            $this->requestCache->put($this->getCommandKey(), $this->getCacheKey(), $result);
        }
        return $result;
    }