diff --git a/System/File/ContainerInterface.php b/System/File/ContainerInterface.php
index 1ba1d1ca9..ca92cafd5 100644
--- a/System/File/ContainerInterface.php
+++ b/System/File/ContainerInterface.php
@@ -14,6 +14,7 @@
  * @link       http://orange-management.com
  */
 namespace phpOMS\System\File;
+use phpOMS\System\File\Local\FileAbstract;
 
 /**
  * Filesystem class.
@@ -60,7 +61,7 @@ interface ContainerInterface
 
     public function getPath() : string;
 
-    public function getParent() : FileInterface;
+    public function getParent() : ContainerInterface;
 
     public function createNode() : bool;
 
diff --git a/System/File/Ftp/FtpStorage.php b/System/File/Ftp/FtpStorage.php
index e69de29bb..b27836860 100644
--- a/System/File/Ftp/FtpStorage.php
+++ b/System/File/Ftp/FtpStorage.php
@@ -0,0 +1,303 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 7.0
+ *
+ * @category   TBD
+ * @package    TBD
+ * @author     OMS Development Team <dev@oms.com>
+ * @author     Dennis Eichhorn <d.eichhorn@oms.com>
+ * @copyright  2013 Dennis Eichhorn
+ * @license    OMS License 1.0
+ * @version    1.0.0
+ * @link       http://orange-management.com
+ */
+namespace phpOMS\System\File\Ftp;
+use phpOMS\System\File\ContainerInterface;
+use phpOMS\System\File\StorageAbstract;
+
+/**
+ * Filesystem class.
+ *
+ * Performing operations on the file system
+ *
+ * @category   Framework
+ * @package    phpOMS\System\File
+ * @author     OMS Development Team <dev@oms.com>
+ * @author     Dennis Eichhorn <d.eichhorn@oms.com>
+ * @license    OMS License 1.0
+ * @link       http://orange-management.com
+ * @since      1.0.0
+ */
+class FtpStorage extends StorageAbstract
+{
+
+    public static function created(string $path) : \DateTime
+    {
+        // TODO: Implement created() method.
+    }
+
+    public static function changed(string $path) : \DateTime
+    {
+        // TODO: Implement changed() method.
+    }
+
+    public static function owner(string $path) : int
+    {
+        // TODO: Implement owner() method.
+    }
+
+    public static function permission(string $path) : int
+    {
+        // TODO: Implement permission() method.
+    }
+
+    public static function parent(string $path) : string
+    {
+        // TODO: Implement parent() method.
+    }
+
+    public static function create(string $path) : bool
+    {
+        // TODO: Implement create() method.
+    }
+
+    public static function delete(string $path) : bool
+    {
+        // TODO: Implement delete() method.
+    }
+
+    public static function copy(string $from, string $to, bool $overwrite = false) : bool
+    {
+        // TODO: Implement copy() method.
+    }
+
+    public static function move(string $from, string $to, bool $overwrite = false) : bool
+    {
+        // TODO: Implement move() method.
+    }
+
+    public static function size(string $path) : int
+    {
+        // TODO: Implement size() method.
+    }
+
+    public static function exists(string $path) : bool
+    {
+        // TODO: Implement exists() method.
+    }
+
+    public function getCount() : int
+    {
+        // TODO: Implement getCount() method.
+    }
+
+    public function getSize() : int
+    {
+        // TODO: Implement getSize() method.
+    }
+
+    public function getName() : string
+    {
+        // TODO: Implement getName() method.
+    }
+
+    public function getPath() : string
+    {
+        // TODO: Implement getPath() method.
+    }
+
+    public function getParent() : ContainerInterface
+    {
+        // TODO: Implement getParent() method.
+    }
+
+    public function createNode() : bool
+    {
+        // TODO: Implement createNode() method.
+    }
+
+    public function copyNode() : bool
+    {
+        // TODO: Implement copyNode() method.
+    }
+
+    public function moveNode() : bool
+    {
+        // TODO: Implement moveNode() method.
+    }
+
+    public function deleteNode() : bool
+    {
+        // TODO: Implement deleteNode() method.
+    }
+
+    public function getCreatedAt() : \DateTime
+    {
+        // TODO: Implement getCreatedAt() method.
+    }
+
+    public function getChangedAt() : \DateTime
+    {
+        // TODO: Implement getChangedAt() method.
+    }
+
+    public function getOwner() : int
+    {
+        // TODO: Implement getOwner() method.
+    }
+
+    public function getPermission() : string
+    {
+        // TODO: Implement getPermission() method.
+    }
+
+    public function index()
+    {
+        // TODO: Implement index() method.
+    }
+
+    /**
+     * Return the current element
+     * @link  http://php.net/manual/en/iterator.current.php
+     * @return mixed Can return any type.
+     * @since 5.0.0
+     */
+    public function current()
+    {
+        // TODO: Implement current() method.
+    }
+
+    /**
+     * Move forward to next element
+     * @link  http://php.net/manual/en/iterator.next.php
+     * @return void Any returned value is ignored.
+     * @since 5.0.0
+     */
+    public function next()
+    {
+        // TODO: Implement next() method.
+    }
+
+    /**
+     * Return the key of the current element
+     * @link  http://php.net/manual/en/iterator.key.php
+     * @return mixed scalar on success, or null on failure.
+     * @since 5.0.0
+     */
+    public function key()
+    {
+        // TODO: Implement key() method.
+    }
+
+    /**
+     * Checks if current position is valid
+     * @link  http://php.net/manual/en/iterator.valid.php
+     * @return boolean The return value will be casted to boolean and then evaluated.
+     * Returns true on success or false on failure.
+     * @since 5.0.0
+     */
+    public function valid()
+    {
+        // TODO: Implement valid() method.
+    }
+
+    /**
+     * Rewind the Iterator to the first element
+     * @link  http://php.net/manual/en/iterator.rewind.php
+     * @return void Any returned value is ignored.
+     * @since 5.0.0
+     */
+    public function rewind()
+    {
+        // TODO: Implement rewind() method.
+    }
+
+    /**
+     * Whether a offset exists
+     * @link  http://php.net/manual/en/arrayaccess.offsetexists.php
+     * @param mixed $offset <p>
+     *                      An offset to check for.
+     *                      </p>
+     * @return boolean true on success or false on failure.
+     *                      </p>
+     *                      <p>
+     *                      The return value will be casted to boolean if non-boolean was returned.
+     * @since 5.0.0
+     */
+    public function offsetExists($offset)
+    {
+        // TODO: Implement offsetExists() method.
+    }
+
+    /**
+     * Offset to retrieve
+     * @link  http://php.net/manual/en/arrayaccess.offsetget.php
+     * @param mixed $offset <p>
+     *                      The offset to retrieve.
+     *                      </p>
+     * @return mixed Can return all value types.
+     * @since 5.0.0
+     */
+    public function offsetGet($offset)
+    {
+        // TODO: Implement offsetGet() method.
+    }
+
+    /**
+     * Offset to set
+     * @link  http://php.net/manual/en/arrayaccess.offsetset.php
+     * @param mixed $offset <p>
+     *                      The offset to assign the value to.
+     *                      </p>
+     * @param mixed $value  <p>
+     *                      The value to set.
+     *                      </p>
+     * @return void
+     * @since 5.0.0
+     */
+    public function offsetSet($offset, $value)
+    {
+        // TODO: Implement offsetSet() method.
+    }
+
+    /**
+     * Offset to unset
+     * @link  http://php.net/manual/en/arrayaccess.offsetunset.php
+     * @param mixed $offset <p>
+     *                      The offset to unset.
+     *                      </p>
+     * @return void
+     * @since 5.0.0
+     */
+    public function offsetUnset($offset)
+    {
+        // TODO: Implement offsetUnset() method.
+    }
+
+    public static function put(string $path, string $content, bool $overwrite = true) : bool
+    {
+        // TODO: Implement put() method.
+    }
+
+    public static function get(string $path) : string
+    {
+        // TODO: Implement get() method.
+    }
+
+    public function putContent() : bool
+    {
+        // TODO: Implement putContent() method.
+    }
+
+    public function getContent() : string
+    {
+        // TODO: Implement getContent() method.
+    }
+
+    protected function getType() : ContainerInterface
+    {
+        // TODO: Implement getType() method.
+    }
+}
\ No newline at end of file
diff --git a/System/File/Local/Directory.php b/System/File/Local/Directory.php
index 8d0c2d6eb..dd032574f 100644
--- a/System/File/Local/Directory.php
+++ b/System/File/Local/Directory.php
@@ -15,6 +15,7 @@
  */
 namespace phpOMS\System\File\Local;
 
+use phpOMS\System\File\ContainerInterface;
 use phpOMS\System\File\DirectoryInterface;
 use phpOMS\System\File\PathException;
 use phpOMS\Utils\StringUtils;
@@ -441,7 +442,7 @@ class Directory extends FileAbstract implements DirectoryInterface
         return $this->nodes[$offset] ?? null;
     }
 
-    public function getParent() : FileInterface
+    public function getParent() : ContainerInterface
     {
         // TODO: Implement getParent() method.
     }
diff --git a/System/File/Local/File.php b/System/File/Local/File.php
index e52f628bd..e9b09bdfa 100644
--- a/System/File/Local/File.php
+++ b/System/File/Local/File.php
@@ -14,6 +14,7 @@
  * @link       http://orange-management.com
  */
 namespace phpOMS\System\File\Local;
+use phpOMS\System\File\ContainerInterface;
 use phpOMS\System\File\FileInterface;
 use phpOMS\System\File\PathException;
 
@@ -361,7 +362,7 @@ class File extends FileAbstract implements FileInterface
         return $extension[1] ?? '';
     }
 
-    public function getParent() : FileInterface
+    public function getParent() : ContainerInterface
     {
         // TODO: Implement getParent() method.
     }
diff --git a/System/File/Local/FileAbstract.php b/System/File/Local/FileAbstract.php
index 84ac380a9..1360fbc57 100644
--- a/System/File/Local/FileAbstract.php
+++ b/System/File/Local/FileAbstract.php
@@ -14,6 +14,7 @@
  * @link       http://orange-management.com
  */
 namespace phpOMS\System\File\Local;
+use phpOMS\System\File\ContainerInterface;
 
 /**
  * Filesystem class.
diff --git a/System/File/Local/LocalStorage.php b/System/File/Local/LocalStorage.php
index cbc9a10cb..8c4d0ccce 100644
--- a/System/File/Local/LocalStorage.php
+++ b/System/File/Local/LocalStorage.php
@@ -16,7 +16,6 @@
 namespace phpOMS\System\File\Local;
 use phpOMS\System\File\ContainerInterface;
 use phpOMS\System\File\FileInterface;
-use phpOMS\System\File\PathException;
 use phpOMS\System\File\StorageAbstract;
 
 /**
@@ -110,7 +109,7 @@ class LocalStorage extends StorageAbstract
         // TODO: Implement getPath() method.
     }
 
-    public function getParent() : FileInterface
+    public function getParent() : ContainerInterface
     {
         // TODO: Implement getParent() method.
     }