removing complex example

Facade/Facade.php

@@ -1,49 +0,0 @@
-<?php
-
-namespace DesignPatterns;
-
-/**
- * facade pattern
- *
- * Purpose:
- * like a real facade, to hide complexity behind the wall
- *
- * Examples:
- *  - Database Abstraction Layers
- *  - Doctrine2: EntityManager is the facade that one sees from the outside, but in there is much more going on, Unit of
- *    Work, etc.
- *
- */
-class Facade
-{
-    private $_text;
-    private $_queryBuilder;
-
-    public function __construct($text)
-    {
-        $text .= ', called ' . __METHOD__ . ' and thought that would be fairly easy, but ...';
-        $this->_text = $text;
-
-        $this->_initQueryBuilder($text);
-    }
-
-    protected function _initQueryBuilder($sql)
-    {
-        $query = new QueryBuilder();
-        $query->setSql($sql);
-        $this->_queryBuilder = $query;
-    }
-}
-
-class QueryBuilder
-{
-    protected $_sql;
-
-    public function setSql($sql)
-    {
-        $this->_sql = $sql;
-    }
-}
-
-// this is just a simple call, but behind the facade, there's much more going on
-$foo = new Facade('very simple');