title: How to browse folder in android and get the path of folder selected
body: <p>When I click a button,show a file browser,I can choose a folder and return it's path.I get this path to copy file to that path.</p>
  
  <p>But I have no idea of How I could implement this.</p>
  
  <p>I have yet looking for this question in Stackoverflow but I haven't find a clear answer to my question.</p>
  
  <p>I saw some libary of filebrowserview like "<a href="https://github.com/psaravan/FileBrowserView" rel="noreferrer">https://github.com/psaravan/FileBrowserView</a>",but not work.</p>