java how to read a text file

1 public static void main(String[] args) throws Exception 
2  { 
3    // pass the path to the file as a parameter 
4    FileReader fr = new FileReader("C:\\Users\\pankaj\\Desktop\\test.txt"); 
5  
6    int i; 
7    while ((i=fr.read()) != -1) 
8      System.out.print((char) i); 
9  } 

1import java.io.File;
2import java.io.FileNotFoundException;
3import java.util.Scanner;
4
5class Scratch{
6    public static void main(String[] args) throws FileNotFoundException {
7        Scanner input = new Scanner(new File("filename"));
8        input.next();       //returns next String
9        input.nextLine();   //returns next Line
10        input.nextBoolean();//returns next Boolean
11        input.nextInt();    //returns next Int
12        input.nextDouble(); //returns next double
13        ...
14    }
15}