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How to Parse CSV File using StringTokenizer in Java

1 Answer

0 votes
package javaapplication1;

import java.io.BufferedReader;
import java.io.FileReader;
import java.util.StringTokenizer;

public class JavaApplication1 {

    public static void main(String[] args) {

        try {

            String fileName = "d:\\test.csv";
            BufferedReader br = new BufferedReader(new FileReader(fileName));
            
            String line = "";
            StringTokenizer st = null;
            int lineNumber = 0, tokenNumber = 0;

            while ((line = br.readLine()) != null) {
                lineNumber++;

                // comma separator using ","
                st = new StringTokenizer(line, ",");

                while (st.hasMoreTokens()) {
                    tokenNumber++;
                    System.out.println("Line Numbr: " + lineNumber
                                       + ", Token Number: " + tokenNumber
                                       + ", Token: " + st.nextToken());
                }
                tokenNumber = 0;
            }
        } catch (Exception e) {
            System.out.println("Exception: " + e);
        }
    }
}
   
/*
   
run:
   
...
Line Numbr: 3, Token Number: 17, Token: Painting
Line Numbr: 3, Token Number: 18, Token: impressionism
Line Numbr: 3, Token Number: 19, Token: France
Line Numbr: 3, Token Number: 20, Token: 40
Line Numbr: 4, Token Number: 1, Token: Pablo Picasso
Line Numbr: 4, Token Number: 2, Token: Spanish
Line Numbr: 4, Token Number: 3, Token: painter
...
   
*/

 



answered Nov 1, 2016 by avibootz

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