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How to write and read boolean from file using DataOutputStream() and DataInputStream() in Java

1 Answer

0 votes
package javaapplication1;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;

public class JavaApplication1 {

    public static void main(String[] args) {

        String sFileName = "d://data.txt";

        try {

            FileOutputStream fos = new FileOutputStream(sFileName);
            try (DataOutputStream dos = new DataOutputStream(fos)) {
                boolean b = true;
                dos.writeBoolean(b);
            }
            DataInputStream dis;
            try (InputStream is = new FileInputStream(sFileName)) {
                dis = new DataInputStream(is);
                boolean b1 = dis.readBoolean();
                System.out.println(b1);
            }

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


/*
      
run:

true
  
 */

 



answered Nov 13, 2016 by avibootz
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