Question

How to read file in byte array using FileInputStream() in Java

Answer 1

package javaapplication1;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;

public class JavaApplication1 {

    public static void main(String[] args) {

        File file = new File("d://data.txt");

        try {
            byte[] bArr;
            try (FileInputStream fis = new FileInputStream(file)) {
                bArr = new byte[(int) file.length()];
                fis.read(bArr);
            }
            String s = new String(bArr);
            System.out.println(s);

        } catch (IOException ioe) {
            System.out.println(ioe);
        }
    }
}

/*
      
run:

java c c++ c# php
  
 */

 

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