info/DesignPatternsPHP
1
0
Fork 0
mirror of https://github.com/DesignPatternsPHP/DesignPatternsPHP.git synced 2025-08-11 17:34:09 +02:00
Code Issues Projects Releases Wiki Activity

update deps & install rector

Browse Source
This commit is contained in:
Dominik Liebler
2019-12-14 12:50:05 +01:00
parent 04acce6759
commit 579a5ac946
87 changed files with 2432 additions and 786 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
Behavioral/ChainOfResponsibilities/Handler.php
View File

@@ -3,14 +3,10 @@
namespace DesignPatterns\Behavioral\ChainOfResponsibilities;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;
abstract class Handler
{
/**
* @var Handler|null
*/
private $successor = null;
private ?Handler $successor = null;
public function __construct(Handler $handler = null)
{
@@ -20,12 +16,8 @@ abstract class Handler
/**
* This approach by using a template method pattern ensures you that
* each subclass will not forget to call the successor
*
* @param RequestInterface $request
*
* @return string|null
*/
final public function handle(RequestInterface $request)
final public function handle(RequestInterface $request): ?string
{
$processed = $this->processing($request);
@@ -37,5 +29,5 @@ abstract class Handler
return $processed;
}
abstract protected function processing(RequestInterface $request);
abstract protected function processing(RequestInterface $request): ?string;
}