Using StreamTokenizer to count words and numbers in a file : StreamTokenizer « File Input Output « Java

1. Java
2. File Input Output
3. StreamTokenizer

Using StreamTokenizer to count words and numbers in a file

 


import java.io.FileReader;
import java.io.StreamTokenizer;

public class Main {
  public static void main(String[] args) throws Exception {
    int wordCount = 0, numberCount = 0;

    StreamTokenizer sTokenizer = new StreamTokenizer(new FileReader("yourFile.txt"));

    while (sTokenizer.nextToken() != StreamTokenizer.TT_EOF) {
      if (sTokenizer.ttype == StreamTokenizer.TT_WORD)
        wordCount++;
      else if (sTokenizer.ttype == StreamTokenizer.TT_NUMBER)
        numberCount++;
    }

    System.out.println("Number of words in file: " + wordCount);
    System.out.println("Number of numbers in file: " + numberCount);

  }
}

   
  

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