PHP code example of holidaypirates / pirate-circuit-breaker

1. Go to this page and download the library: Download holidaypirates/pirate-circuit-breaker library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

holidaypirates / pirate-circuit-breaker example snippets


 declare(strict_types=1);

use HolidayPirates\CircuitBreaker\CircuitBreaker;
use HolidayPirates\CircuitBreaker\Service\DummyService;
use HolidayPirates\CircuitBreaker\Storage\Adapter\SimpleCacheAdapter;

// Setup:
$pool = new YourCachePool(); // Any implementation of \Psr\SimpleCache\CacheInterface
$storageAdapter = new SimpleCacheAdapter($pool);
$circuitBreaker = new CircuitBreaker($storageAdapter);

$service = new DummyService(5, 60); //After 5 failed attempts it will wait 60 seconds before allowing more requests.

$circuitBreaker->registerService($service);

// Usage:
$dummyApiClient = new DummyApiClient(); // This will be any service you want to protect with the CB

if (false == $circuitBreaker->isServiceAvailable(DummyService::class)) {
    throw new \Exception('Service unavailable');
}

try {
    $response = $dummyApiClient->sendRequest();
    $circuitBreaker->reportSuccess(DummyService::class);
} catch (Exception $exception) {
    $circuitBreaker->reportFailure(DummyService::class);
       
    throw new \Exception('Service unavailable',0, $exception);
}