Read an existing Text file and display the contents of Text file in a console output.

import java.io.*;

import java.util.*;

public class FileRead {

public static void main(String[] args) throws IOException{

Scanner input= new Scanner(System.in);

System.out.print("Please enter the file name to Open : ");

String file_name = input.nextLine();

FileInputStream fstream = new FileInputStream(file_name);

DataInputStream in = new DataInputStream(fstream);

BufferedReader br1 = new BufferedReader(new InputStreamReader(in));

String strLine;

//Read File Line By Line

while ((strLine = br1.readLine()) != null) {

// Print the content on the console

System.out.println (strLine);

}

//Close the input stream

in.close();

System.out.println("File red successfully.");

}

}

Output:

/*

Please enter the file name to Open : faizalps.txt

Hello World!!!!!!!!!!!!!!!

File red successfully.

*/