psr7 router example using league and diactronos

psr7router.php

// Setup the router
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;


// Init container and set PSR7 shareables
$routeContainer = new League\Container\Container;

// Set response type (must be psr7 response interface)
$routeContainer->share('response', Zend\Diactoros\Response::class);

// Get and parse request (psr7 way)
$routeContainer->share('request', function() {
  return Zend\Diactoros\ServerRequestFactory::fromGlobals(
    $_SERVER, $_GET, $_POST, $_COOKIE, $_FILES
  );
});

// Setup an emitter so the response will be returned to the client
$routeContainer->share('emitter', Zend\Diactoros\Response\SapiEmitter::class);

try
{
  // Map routes
  $route = new League\Route\RouteCollection($routeContainer);
  $route->setStrategy(new League\Route\Strategy\JsonStrategy);

  // Setup the individual routes
  $route->post('/save', 'Save\Handler::execute');
	$route->get('/get','DisplayList\Handler::execute');

  // Dispatch the response back to the client
  $response = $route->dispatch( $routeContainer->get('request'), $routeContainer->get('response') );
  $routeContainer->get('emitter')->emit($response);
}
catch (Exception $e)
{
  $response = new Zend\Diactoros\Response\JsonResponse([
    'exception' => $e,
    'message' => $e->getMessage()
  ], 400);

  $routeContainer->get('emitter')->emit($response);
}