CSV File reader using java

Code used for reading the CSV file format which will be one of the standard format of file type. Usingthis code One can be able to read the content of the csv file for data processing for further validation

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;
import java.util.StringTokenizer;
public class TestGrid {
 /**
  * @param args
  */
 public static void main(String[] args) {
  // TODO Auto-generated method stub
  String fileName="C:/APPLE.csv";
  try {
   BufferedReader br = new BufferedReader( new FileReader(fileName));
   String strLine = null;
   StringTokenizer st = null;
   int lineNumber = 0, tokenNumber = 0;
   while( (fileName = br.readLine()) != null)
   {
    lineNumber++;
    //break comma separated line using ","
    st = new StringTokenizer(fileName, ",");
    while(st.hasMoreTokens())
    {
     //display csv values
     tokenNumber++;
     System.out.println("Line # " + lineNumber +
       ", Token # " + tokenNumber
       + ", Token : "+ st.nextToken());
    }
    //reset token number
    tokenNumber = 0;
   }
  }
  catch (FileNotFoundException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (IOException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }
 }
}