Question

How to print ByteBuffer in Java

Answer 1

import java.nio.ByteBuffer;
import java.io.UnsupportedEncodingException;
import java.util.Arrays;

public class MyClass {
    public static void main(String args[]) throws UnsupportedEncodingException  {
        String s = "Java programming";
        
        ByteBuffer bb = ByteBuffer.wrap(s.getBytes("UTF-8"));

        byte[] bytes = new byte[bb.remaining()];
        bb.get(bytes);
        System.out.println(Arrays.toString(bytes));
    }
}



/*
run:

[74, 97, 118, 97, 32, 112, 114, 111, 103, 114, 97, 109, 109, 105, 110, 103]

*/

 

70+ SQL courses for beginners and professionals

Answer 2

import java.nio.ByteBuffer;
import java.io.UnsupportedEncodingException;

public class MyClass {
    public static void main(String args[]) throws UnsupportedEncodingException  {
        String s = "Java programming";
        
        ByteBuffer bb = ByteBuffer.wrap(s.getBytes("UTF-8"));

        for (int i = 0; i < bb.limit(); i++) {
            System.out.format("%x ", bb.get(i));
       }
    }
}



/*
run:

4a 61 76 61 20 70 72 6f 67 72 61 6d 6d 69 6e 67 

*/

 

70+ SQL courses for beginners and professionals

Answer 3

import java.nio.ByteBuffer;
import java.io.UnsupportedEncodingException;
 
public class MyClass {
    public static void main(String args[]) throws UnsupportedEncodingException  {
        String s = "Java programming";
         
        ByteBuffer bb = ByteBuffer.wrap(s.getBytes("UTF-8"));
 
        for (int i = 0; i < bb.limit(); i++) {
            System.out.format("%d ", bb.get(i));
       }
    }
}
 
 
 
/*
run:
 
74 97 118 97 32 112 114 111 103 114 97 109 109 105 110 103 
 
*/

 

70+ SQL courses for beginners and professionals