title: Access to resource folder route
body: <p>I'm developing a test class that have to check if there are all the resources. It's a specification mandatory that i access to the resources by file name (png's).</p>
  
  <p>I know there's the possibility of loading as a resource, but I cannot load resources. I'm developing a test app. How I could access the file <code>file.png</code> in res/drawable named ?</p>
  
  <pre><code>new FileOutputStream("/res/drawable/xxx.png");
  </code></pre>