How to get scanner to read pipe delimited txt file in java -

i've been trying scanner read , sort pipe delimited text file using delimiter \|but cant seem sort or display reformatted file. when open filechooser throws , error when try import scanner. data in txt file mixture of strings , ints

scanner scanner = new scanner("/n"); scanner.usedelimiter(pattern.compile("[|\n]")); jtable jt = new jtable(); list<integer> list = new arraylist<>();     system.out.println(scanner.nextint()); system.out.println(scanner.nextint()); file readfile;     //creates file variable      jfilechooser jfilechooser_open = new jfilechooser();     int option = jfilechooser_open.showopendialog(this);     readfile = jfilechooser_open.getselectedfile();//instantiates file ,  gets selected file jfilechooser      string line;     try (filereader instream = new filereader(readfile); bufferedreader     inbuffer = new bufferedreader(instream)) {         //create variable line              while ((line = inbuffer.readline()) != -1 ) { while (scanner.hasnext()) { list.add(line); list.add(scanner.nextint());  } system.out.println(list);          }     }   catch (ioexception ex) {  logger.getlogger(newjframe.class.getname()).log(level.severe,null, ex);         } 

also want newly formatted string displayed in table or text area. if guys me print console, appreciate it.