refactor deprecated methodes

Security/Authenticator/KeycloakBearerAuthenticator.php

@@ -28,13 +28,13 @@ class KeycloakBearerAuthenticator extends AbstractAuthenticator
 
     public function supports(Request $request): ?bool
     {
-        return $request->headers->has('Authorization');
+        return true;
     }
 
     public function authenticate(Request $request): PassportInterface
     {
         $token = $request->headers->get('Authorization');
-        if (null === $token) {
+        if (null === $token || empty($token)) {
             // The token header was empty, authentication fails with HTTP Status
             // Code 401 "Unauthorized"
             throw new CustomUserMessageAuthenticationException('Token is not present in the request headers');

Security/User/KeycloakBearerUser.php

@@ -245,6 +245,14 @@ class KeycloakBearerUser implements UserInterface, \Serializable
         return $this->preferred_username;
     }
 
+    /**
+     * @return string
+     */
+    public function getUserIdentifier(): string
+    {
+        return $this->preferred_username;
+    }
+
     /**
      * Removes sensitive data from the user.
      *

Security/User/KeycloakBearerUserProvider.php

@@ -5,6 +5,7 @@ namespace ABEL\Bundle\keycloakBearerOnlyAdapterBundle\Security\User;
 
 
 use GuzzleHttp\Client;
+use Symfony\Component\Security\Core\Exception\CustomUserMessageAuthenticationException;
 use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
 use Symfony\Component\Security\Core\Exception\UserNotFoundException;
 use Symfony\Component\Security\Core\User\UserInterface;
@@ -115,11 +116,11 @@ class KeycloakBearerUserProvider implements UserProviderInterface{
         $jwt = json_decode($response->getBody(), true);
 
         if (!$jwt['active']) {
-            throw new \UnexpectedValueException('The token does not exist or is not valid anymore');
+            throw new CustomUserMessageAuthenticationException('The token does not exist or is not valid anymore');
         }
 
         if (!isset($jwt['resource_access'][$this->client_id])) {
-            throw new \UnexpectedValueException('The token does not have the necessary permissions!');
+            throw new CustomUserMessageAuthenticationException('The token does not have the necessary permissions!');
         }
 
         return new KeycloakBearerUser(