Words And Spaces In A String

/* WAP to enter a string and display the number of words and blank spaces in it. */
import java.io.*;
class StringQ01
{
public static void main(String arg[])throws IOException
{
 int i, l, bs;
 String str;
 char ch;

 BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
    System.out.println("Enter a string : ");
    str=br.readLine();
    l = str.length();

    // To count no of blank spaces
    bs = 0; 
    for(i=0;i < l;i++){
        ch = str.charAt(i);
        //Count blank spaces
        if(ch == ' ')
            bs++;
    }
    System.out.println("No of blank spaces: "+bs);
    System.out.println("No of words: "+(bs+1));

}//end of main
}//end of class