title: Android store bitmap and get bitmap from internal storage
body: <pre><code>String fileName;
  
  private void writeFile(Bitmap bmp) {
  FileOutputStream out = null;
  try {
         out = new FileOutputStream(name + ".jpeg");
         bmp.compress(Bitmap.CompressFormat.JPEG, 90, out);
  } catch (Exception e) {
      e.printStackTrace();
  } finally {
         try{
             out.close();
         } catch(Throwable ignore) {}
  }
  }
  private void readFile() {
  
  }
  </code></pre>
  
  <p>Now I need to read the file. 
  Just please help write the "readFile()" method fully depending on my code.
  Thank you in advance.</p>