Resetting a .nextLine() Scanner

Question

I am a rank amateur when it comes to Java, so please pardon my question if it seems dumb :-P I have the following code which is designed to count the number of lines in a f

Answer 1

File file = new File("StoreData.txt");

Scanner reader = new Scanner(new FileInputStream(file));
while (reader.hasNext()) {
        k++;
        reader.nextLine();
}
reader.close();
reader=null;    
//reset scanner         
reader=new Scanner(new FileInputStream(file));
while (reader.hasNext()) {
    System.out.println(reader.nextLine());              
}