[Android] File Stream Read / Write

File Write

try { // Save File      FileOutputStream fos = openFileOutput("test.txt", Context.MODE_WORLD_READABLE);      String str = "<maintag>\r\n" +                      "<System>\r\n" +               "<EcoServerIP>192.168.1.10</EcoServerIP>\r\n" +                  "<DataTestType>1</DataTestType>\r\n" +                      "</System>\r\n" +                   "</maintag>";       fos.write(str.getBytes());       fos.close();       Toast.makeText(EcoAgent.this, "input test", 0).show();      } catch(Exception e) { }

File Read

try { // Load File        FileInputStream fis = openFileInput("test.txt");        byte[] data = new byte[fis.available()];        while(fis.read(data) != -1) {;}        fis.close();        Toast.makeText(EcoAgent.this, (new String(data)), 0).show();      } catch(Exception e) { }