android - Best way to get all documents from mobile? -

i want types of documents pdf,xml,doc except video , image , audio files.

and display list name, size, date, , location.

       contentresolver cr = context.getcontentresolver();     uri uri = mediastore.files.getcontenturi("external");      // every column, although huge waste, need     // basecolumns.data (the path) only.     string[] projection = null;  // exclude media files, here also. string selection = mediastore.files.filecolumns.media_type + "="         + mediastore.files.filecolumns.media_type_none; string[] selectionargs = null; // there no ? in selection null here  string sortorder = null; // unordered cursor allnonmediafiles = cr.query(uri, projection, selection, selectionargs, sortorder); 

i using code getting documents mobile work? , how document details uri, date, , name. advance.

try one:

file path; arraylist<string> pdf_paths=new arraylist<string>(); arraylist<string> pdf_names=new arraylist<string>(); path = new file(environment.getexternalstoragedirectory() + ""); searchfolderrecursive1(path);  private static void searchfolderrecursive1(file folder) {    if (file.isfile())      {       //.pdf files        if(file.getname().contains(".pdf"))       {        file.getpath();        pdf_names.add(file.getname());        pdf_paths.add(file.getpath());        log.e("pdf_paths", ""+pdf_names);       }       else if(file.getname().contains(".doc"))       {        file.getpath();        pdf_names.add(file.getname());        pdf_paths.add(file.getpath());       }     }      }