4 files changed, 11 insertions, 24 deletions

diff --git a/Acl/Dbal/AclProvider.php b/Acl/Dbal/AclProvider.php
index 822a160..58c00d3 100644
--- a/Acl/Dbal/AclProvider.php
+++ b/Acl/Dbal/AclProvider.php
@@ -40,8 +40,8 @@ class AclProvider implements AclProviderInterface
 
     protected $cache;
     protected $connection;
-    protected $loadedAces;
-    protected $loadedAcls;
+    protected $loadedAces = array();
+    protected $loadedAcls = array();
     protected $options;
     private $permissionGrantingStrategy;
 
@@ -57,8 +57,6 @@ class AclProvider implements AclProviderInterface
     {
         $this->cache = $cache;
         $this->connection = $connection;
-        $this->loadedAces = array();
-        $this->loadedAcls = array();
         $this->options = $options;
         $this->permissionGrantingStrategy = $permissionGrantingStrategy;
     }
diff --git a/Acl/Domain/Acl.php b/Acl/Domain/Acl.php
index 4665c0e..dd3e8d4 100644
--- a/Acl/Domain/Acl.php
+++ b/Acl/Domain/Acl.php
@@ -37,14 +37,14 @@ class Acl implements AuditableAclInterface, NotifyPropertyChanged
     private $parentAcl;
     private $permissionGrantingStrategy;
     private $objectIdentity;
-    private $classAces;
-    private $classFieldAces;
-    private $objectAces;
-    private $objectFieldAces;
+    private $classAces = array();
+    private $classFieldAces = array();
+    private $objectAces = array();
+    private $objectFieldAces = array();
     private $id;
     private $loadedSids;
     private $entriesInheriting;
-    private $listeners;
+    private $listeners = array();
 
     /**
      * Constructor
@@ -62,12 +62,6 @@ class Acl implements AuditableAclInterface, NotifyPropertyChanged
         $this->permissionGrantingStrategy = $permissionGrantingStrategy;
         $this->loadedSids = $loadedSids;
         $this->entriesInheriting = $entriesInheriting;
-        $this->parentAcl = null;
-        $this->classAces = array();
-        $this->classFieldAces = array();
-        $this->objectAces = array();
-        $this->objectFieldAces = array();
-        $this->listeners = array();
     }
 
     /**
diff --git a/Core/Authentication/Token/AbstractToken.php b/Core/Authentication/Token/AbstractToken.php
index c532532..e62f73c 100644
--- a/Core/Authentication/Token/AbstractToken.php
+++ b/Core/Authentication/Token/AbstractToken.php
@@ -26,9 +26,9 @@ use Symfony\Component\Security\Core\User\EquatableInterface;
 abstract class AbstractToken implements TokenInterface
 {
     private $user;
-    private $roles;
-    private $authenticated;
-    private $attributes;
+    private $roles = array();
+    private $authenticated = false;
+    private $attributes = array();
 
     /**
      * Constructor.
@@ -39,10 +39,6 @@ abstract class AbstractToken implements TokenInterface
      */
     public function __construct(array $roles = array())
     {
-        $this->authenticated = false;
-        $this->attributes = array();
-
-        $this->roles = array();
         foreach ($roles as $role) {
             if (is_string($role)) {
                 $role = new Role($role);
diff --git a/Http/Firewall/DigestAuthenticationListener.php b/Http/Firewall/DigestAuthenticationListener.php
index ea85e77..a5e0222 100644
--- a/Http/Firewall/DigestAuthenticationListener.php
+++ b/Http/Firewall/DigestAuthenticationListener.php
@@ -139,7 +139,7 @@ class DigestAuthenticationListener implements ListenerInterface
 
 class DigestData
 {
-    private $elements;
+    private $elements = array();
     private $header;
     private $nonceExpiryTime;
 
@@ -147,7 +147,6 @@ class DigestData
     {
         $this->header = $header;
         preg_match_all('/(\w+)=("((?:[^"\\\\]|\\\\.)+)"|([^\s,$]+))/', $header, $matches, PREG_SET_ORDER);
-        $this->elements = array();
         foreach ($matches as $match) {
             if (isset($match[1]) && isset($match[3])) {
                 $this->elements[$match[1]] = isset($match[4]) ? $match[4] : $match[3];