sf4 deprecated: migrate Doctrine ORM mapping to annotation

Entity/PostalCode.php

@@ -2,28 +2,50 @@
 
 namespace Chill\MainBundle\Entity;
 
+use Doctrine\ORM\Mapping as ORM;
+
 /**
  * PostalCode
+ *
+ * @ORM\Entity(repositoryClass="Chill\MainBundle\Repository\PostalCodeRepository")
+ * @ORM\Table(
+ *     name="chill_main_postal_code",
+ *     indexes={@ORM\Index(
+ *          name="search_name_code",
+ *          columns={"code", "label"}
+ * )})
+ * @ORM\HasLifecycleCallbacks()
+ *
  */
 class PostalCode
 {
     /**
      * @var integer
+     *
+     * @ORM\Id
+     * @ORM\Column(name="id", type="integer")
+     * @ORM\GeneratedValue(strategy="AUTO")
      */
     private $id;
 
     /**
      * @var string
+     *
+     * @ORM\Column(type="string", length=255, name="label")
      */
     private $name;
 
     /**
      * @var string
+     *
+     * @ORM\Column(type="string", length=100)
      */
     private $code;
 
     /**
-     * @var \Chill\MainBundle\Entity\Country
+     * @var Country
+     *
+     * @ORM\ManyToOne(targetEntity="Chill\MainBundle\Entity\Country")
      */
     private $country;
 
@@ -89,11 +111,11 @@ class PostalCode
     /**
      * Set country
      *
-     * @param \Chill\MainBundle\Entity\Country $country
+     * @param Country $country
      *
      * @return PostalCode
      */
-    public function setCountry(\Chill\MainBundle\Entity\Country $country = null)
+    public function setCountry(Country $country = null)
     {
         $this->country = $country;
 
@@ -103,7 +125,7 @@ class PostalCode
     /**
      * Get country
      *
-     * @return \Chill\MainBundle\Entity\Country
+     * @return Country
      */
     public function getCountry()
     {