Java Program to Read First X Lines From Text File Using Path Given in Command Line

Java Program to Read First X Lines From Text File Using Path Given in Command Line

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.LineNumberReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.FileInputStream;

public class Exercise17 {

    public static void main(String a[]){
        BufferedReader br = null;
        String strLine = "";
        try {
            LineNumberReader reader = new LineNumberReader(new InputStreamReader(new FileInputStream("/home/students/test.txt"), "UTF-8"));
             while (((strLine = reader.readLine()) != null) && reader.getLineNumber() <= 3){
                System.out.println(strLine);
            }
           reader.close();
        } catch (FileNotFoundException e) {
            System.err.println("File not found");
        } catch (IOException e) {
            System.err.println("Unable to read the file.");
        }
     }
}

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Hi, I'm Ranjith a full-time Blogger, YouTuber, Affiliate Marketer, & founder of Coding Diksha. Here, I post about programming to help developers.

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