java - how do I import/load a text file into Jtable -


i able figure out how export data table excel file , save text file i'm not sure how supposed load text file save j table. been trying figure out few day couldn't work jfilechosser.

savecontact.addactionlistener(new actionlistener() {             public void actionperformed(actionevent e) {                  jfilechooser filesave = new jfilechooser();                 filenameextensionfilter filter = new filenameextensionfilter("text file", ".txt", "text");                 filesave.setfilefilter(filter);                 int returnval = filesave.showsavedialog(main.this);                      if (returnval == jfilechooser.approve_option) {                         try {                               file file = filesave.getselectedfile();                              printwriter os = new printwriter(file);                             os.println("");                             (int col = 0; col < table.getcolumncount(); col++) {                                 os.print(table.getcolumnname(col) + "\t");                             }                              os.println("");                             os.println("");                              (int row = 0; row < table.getrowcount(); row++) {                                 (int col = 0; col < table.getcolumncount(); col++) {                                     os.print(table.getcolumnname(col));                                     os.print(": ");                                     os.println(table.getvalueat(row, col));                                  }                                    os.println("");                             }                             os.close();                             system.out.println("done!");                         } catch (ioexception e1) {                             // todo auto-generated catch block                             e1.printstacktrace();                      }                 }             }         });


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