java - Android 2d array from text file -

so i'm trying have text file has 5580 lines , has 9 columns separated , . i'm trying have user input entry in first column , need search entry , pull rest of information. java new me (i'm starting miss fortran or python) help?

learn input streams , readers. here code sample can used start.

string token = // init bufferedreader reader = new bufferedreader(new inputstreamreader(new filereader(thefilename)));  (string line = reader.nextline(); line !=null; line = reader.nextline()) {     string[] parts = line.split(",");     if (token.equals(parts[0])) {        // line looking for...     } }