Symfony2 Newsletter services.xml

services.xml

<?xml version="1.0" ?>

<container xmlns="http://symfony.com/schema/dic/services"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">

   <services>
       <service id="acme_newsletter.newsletter_manager" class="Acme\Bundle\NewsletterBundle\Manager\NewsletterManager">
           <argument type="service" id="mailer" />
           <argument type="service" id="session" />
       </service>
   </services>
</container>