diff --git a/application/src/Controller/DefaultController.php b/application/src/Controller/DefaultController.php
index 4abe19c..fe441ba 100644
--- a/application/src/Controller/DefaultController.php
+++ b/application/src/Controller/DefaultController.php
@@ -6,13 +6,12 @@ use Symfony\Component\Routing\Annotation\Route;
 use Symfony\Component\HttpFoundation\Response;
 use App\DBAL\Types\SystemSlugType;
 use App\Entity\Source\AbstractSource;
-use App\Domain\SecureLoadManagement\SecureSourceLoader;
 use App\Entity\Meta\Right;
 use App\DBAL\Types\LayerType;
 use App\DBAL\Types\RightType;
-use App\Domain\UserManagement\UserIdentityManager;
 use Doctrine\ORM\EntityManagerInterface;
 use App\Entity\Source\PureSource;
+use App\Domain\ResponseManagement\SourceRESTResponseManager;
 
 /**
  * This controller offers the standart routes for the template.
@@ -23,25 +22,19 @@ final class DefaultController extends AbstractEntityController
 {
     /**
      * @todo Optimize function!
-     * @Route("/imprint", name="imprint")
+     * @Route("/imprint.{_format}", defaults={"_format"="json"}, name="imprint")
      */
     public function imprint(EntityManagerInterface $entityManager): Response
     {
-        $userIdentityManager = new UserIdentityManager($entityManager, $this->getUser());
-        $user = $userIdentityManager->getUser();
         $requestedSource = new PureSource();
         $requestedSource->setSlug(SystemSlugType::IMPRINT);
         $requestedRight = new Right();
         $requestedRight->setSource($requestedSource);
-        $requestedRight->setReciever($user->getSource());
         $requestedRight->setLayer(LayerType::SOURCE);
         $requestedRight->setType(RightType::READ);
-        $secureSourceLoader = new SecureSourceLoader($this->getDoctrine()->getManager(), $requestedRight);
-        $view = $this->view($secureSourceLoader->getSource(), 200)
-        ->setTemplate('standard/imprint.html.twig')
-        ->setTemplateVar('source');
+        $sourceResponseManager = new SourceRESTResponseManager($this->getUser(), $entityManager, $requestedRight, $this->getViewHandler());
 
-        return $this->handleView($view);
+        return $sourceResponseManager->getResponse();
     }
 
     /**
diff --git a/application/src/Domain/AbstractDomainService.php b/application/src/Domain/AbstractDomainService.php
index 6a0381c..ff5dee7 100644
--- a/application/src/Domain/AbstractDomainService.php
+++ b/application/src/Domain/AbstractDomainService.php
@@ -2,6 +2,11 @@
 
 namespace App\Domain;
 
+/**
+ * @deprecated Doesn't make sense!
+ *
+ * @author kevinfrantz
+ */
 abstract class AbstractDomainService
 {
 }
diff --git a/application/src/Domain/ResponseManagement/SourceRESTResponseManager.php b/application/src/Domain/ResponseManagement/SourceRESTResponseManager.php
new file mode 100644
index 0000000..6f8b96a
--- /dev/null
+++ b/application/src/Domain/ResponseManagement/SourceRESTResponseManager.php
@@ -0,0 +1,107 @@
+<?php
+
+namespace App\Domain\ResponseManagement;
+
+use Symfony\Component\HttpFoundation\Response;
+use App\Entity\UserInterface;
+use Doctrine\ORM\EntityManagerInterface;
+use App\Entity\Meta\RightInterface;
+use App\Domain\UserManagement\UserIdentityManager;
+use FOS\RestBundle\View\ViewHandlerInterface;
+use App\Entity\Source\SourceInterface;
+use App\Domain\SecureLoadManagement\SecureSourceLoader;
+use FOS\RestBundle\View\View;
+use App\Exception\AllreadyDefinedException;
+
+/**
+ * @author kevinfrantz
+ */
+class SourceRESTResponseManager implements SourceRESTResponseManagerInterface
+{
+    /**
+     * @var UserInterface
+     */
+    private $user;
+
+    /**
+     * @var EntityManagerInterface
+     */
+    private $entityManager;
+
+    /**
+     * @var RightInterface
+     */
+    private $requestedRight;
+
+    /**
+     * @var ViewHandlerInterface
+     */
+    private $viewHandler;
+
+    /**
+     * @var SourceInterface
+     */
+    private $loadedSource;
+
+    /**
+     * @var View
+     */
+    private $view;
+
+    /**
+     * @param UserInterface          $user
+     * @param EntityManagerInterface $entityManager
+     * @param RightInterface         $requestedRight
+     * @param ViewHandlerInterface   $viewHandler
+     */
+    public function __construct(?UserInterface $user, EntityManagerInterface $entityManager, RightInterface $requestedRight, ViewHandlerInterface $viewHandler)
+    {
+        $this->entityManager = $entityManager;
+        $this->viewHandler = $viewHandler;
+        $this->setUser($user);
+        $this->setRequestedRight($requestedRight);
+        $this->setLoadedSource();
+        $this->setView();
+    }
+
+    protected function setView(): void
+    {
+        $this->view = new View($this->loadedSource, 200);
+    }
+
+    private function setLoadedSource(): void
+    {
+        $secureSourceLoader = new SecureSourceLoader($this->entityManager, $this->requestedRight);
+        $this->loadedSource = $secureSourceLoader->getSource();
+    }
+
+    /**
+     * @param UserInterface $user
+     */
+    private function setUser(?UserInterface $user): void
+    {
+        $userIdentityManager = new UserIdentityManager($this->entityManager, $user);
+        $this->user = $userIdentityManager->getUser();
+    }
+
+    /**
+     * @param RightInterface $requestedRight
+     *
+     * @throws AllreadyDefinedException
+     */
+    private function setRequestedRight(RightInterface $requestedRight): void
+    {
+        try {
+            $requestedRight->getReciever();
+            throw new AllreadyDefinedException('The reciever is allready defined.');
+        } catch (\TypeError $error) {
+            $requestedRight->setReciever($this->user->getSource());
+            $this->requestedRight = $requestedRight;
+        }
+    }
+
+    public function getResponse(): Response
+    {
+        return $this->viewHandler->handle($this->view);
+    }
+}
diff --git a/application/src/Domain/ResponseManagement/SourceRESTResponseManagerInterface.php b/application/src/Domain/ResponseManagement/SourceRESTResponseManagerInterface.php
new file mode 100644
index 0000000..25cc7bd
--- /dev/null
+++ b/application/src/Domain/ResponseManagement/SourceRESTResponseManagerInterface.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace App\Domain\ResponseManagement;
+
+use Symfony\Component\HttpFoundation\Response;
+
+interface SourceRESTResponseManagerInterface
+{
+    /**
+     * @return Response
+     */
+    public function getResponse(): Response;
+}
diff --git a/application/src/Domain/SourceManagement/SourceMeta.php b/application/src/Domain/SourceManagement/SourceMeta.php
index 905ec0f..59f7ecc 100644
--- a/application/src/Domain/SourceManagement/SourceMeta.php
+++ b/application/src/Domain/SourceManagement/SourceMeta.php
@@ -11,7 +11,7 @@ use App\Domain\FormManagement\FormMeta;
 /**
  * @author kevinfrantz
  */
-class SourceMeta implements SourceMetaInterface
+final class SourceMeta implements SourceMetaInterface
 {
     const FOLDER = 'entity';
 
diff --git a/application/src/Domain/SourceManagement/SourceMetaInterface.php b/application/src/Domain/SourceManagement/SourceMetaInterface.php
index 99f0fe7..9d33427 100644
--- a/application/src/Domain/SourceManagement/SourceMetaInterface.php
+++ b/application/src/Domain/SourceManagement/SourceMetaInterface.php
@@ -9,6 +9,8 @@ use App\Domain\FormManagement\FormMetaInterface;
 /**
  * A meta source offers informations, which the system needs to handle the source.
  *
+ * @deprecated
+ *
  * @author kevinfrantz
  */
 interface SourceMetaInterface
diff --git a/application/src/Domain/TemplateManagement/TemplateMeta.php b/application/src/Domain/TemplateManagement/TemplateMeta.php
index 0104fc8..fe33fa8 100644
--- a/application/src/Domain/TemplateManagement/TemplateMeta.php
+++ b/application/src/Domain/TemplateManagement/TemplateMeta.php
@@ -7,7 +7,7 @@ use App\DBAL\Types\TemplateType;
 /**
  * @author kevinfrantz
  */
-class TemplateMeta implements TemplateMetaInterface
+final class TemplateMeta implements TemplateMetaInterface
 {
     /**
      * @var array
diff --git a/application/src/Domain/TemplateManagement/TemplateMetaInterface.php b/application/src/Domain/TemplateManagement/TemplateMetaInterface.php
index 168835d..8d64f8c 100644
--- a/application/src/Domain/TemplateManagement/TemplateMetaInterface.php
+++ b/application/src/Domain/TemplateManagement/TemplateMetaInterface.php
@@ -5,6 +5,8 @@ namespace App\Domain\TemplateManagement;
 /**
  * Manages all informations which are needed to process templates.
  *
+ * @deprecated
+ *
  * @author kevinfrantz
  */
 interface TemplateMetaInterface
diff --git a/application/templates/standard/imprint.html.twig b/application/templates/standard/imprint.html.twig
deleted file mode 100644
index 66de32d..0000000
--- a/application/templates/standard/imprint.html.twig
+++ /dev/null
@@ -1,12 +0,0 @@
-{% extends "frames/default.html.twig" %}
-{% block title %}
-Homepage
-{% endblock %}
-{% block content %}
-<h2>
-{% trans %}
-Imprint
-{% endtrans %}
-</h2>
-{{ source.text }}
-{% endblock %}
diff --git a/application/tests/Unit/Domain/ResponseManagement/SourceRESTReponseManagerTest.php b/application/tests/Unit/Domain/ResponseManagement/SourceRESTReponseManagerTest.php
new file mode 100644
index 0000000..fece7f2
--- /dev/null
+++ b/application/tests/Unit/Domain/ResponseManagement/SourceRESTReponseManagerTest.php
@@ -0,0 +1,75 @@
+<?php
+
+namespace Unit\Domain\ResponseManagement;
+
+use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
+use Doctrine\ORM\EntityManagerInterface;
+use App\Entity\Meta\RightInterface;
+use App\Entity\Meta\Right;
+use FOS\RestBundle\View\ViewHandlerInterface;
+use App\Entity\Source\PureSource;
+use App\DBAL\Types\SystemSlugType;
+use App\DBAL\Types\LayerType;
+use App\DBAL\Types\RightType;
+use App\Domain\ResponseManagement\SourceRESTResponseManager;
+use App\Exception\AllreadyDefinedException;
+
+/**
+ * @author kevinfrantz
+ *
+ * @todo Implement more tests!
+ */
+class SourceRESTReponseManagerTest extends KernelTestCase
+{
+    /**
+     * @var EntityManagerInterface
+     */
+    private $entityManager;
+
+    /**
+     * @var RightInterface
+     */
+    private $requestedRight;
+
+    /**
+     * @var ViewHandlerInterface
+     */
+    private $viewHandler;
+
+    private function setRequestedRight(): void
+    {
+        $this->requestedRight = new Right();
+    }
+
+    private function setEntityManager(): void
+    {
+        $this->entityManager = self::$container->get('doctrine.orm.default_entity_manager');
+    }
+
+    private function setViewHandler(): void
+    {
+        $this->viewHandler = $this->createMock(ViewHandlerInterface::class);
+    }
+
+    public function setUp(): void
+    {
+        self::bootKernel();
+        $this->setEntityManager();
+        $this->setRequestedRight();
+        $this->setViewHandler();
+    }
+
+    public function testAllreadyDefinedException(): void
+    {
+        $requestedSource = new PureSource();
+        $requestedSource->setSlug(SystemSlugType::IMPRINT);
+        $requestedRight = new Right();
+        $requestedRight->setSource($requestedSource);
+        $requestedRight->setReciever(new PureSource());
+        $requestedRight->setLayer(LayerType::SOURCE);
+        $requestedRight->setType(RightType::READ);
+        $this->expectException(AllreadyDefinedException::class);
+        $sourceResponseManager = new SourceRESTResponseManager(null, $this->entityManager, $requestedRight, $this->viewHandler);
+        $sourceResponseManager->getResponse();
+    }
+}