1 files changed, 14 insertions, 0 deletions
diff --git a/Core/Authentication/Token/PreAuthenticatedToken.php b/Core/Authentication/Token/PreAuthenticatedToken.php
index ff0572f..abcd2bf 100644
--- a/Core/Authentication/Token/PreAuthenticatedToken.php
+++ b/Core/Authentication/Token/PreAuthenticatedToken.php
@@ -41,11 +41,19 @@ class PreAuthenticatedToken extends AbstractToken
         }
     }
 
+    /**
+     * Returns the provider key.
+     *
+     * @return string The provider key
+     */
     public function getProviderKey()
     {
         return $this->providerKey;
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function getCredentials()
     {
         return $this->credentials;
@@ -61,11 +69,17 @@ class PreAuthenticatedToken extends AbstractToken
         $this->credentials = null;
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function serialize()
     {
         return serialize(array($this->credentials, $this->providerKey, parent::serialize()));
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function unserialize($str)
     {
         list($this->credentials, $this->providerKey, $parentStr) = unserialize($str);