convert string to utf8 byte array in java

/**
 * @author lautturi.com 
 * Java example: java converting string to byte array utf8
 */

import java.nio.charset.StandardCharsets;
import java.util.*;

public class Lautturi {
	public static void main(String[] args) {
		String str = "hi lautturi";

		byte[] bytes = str.getBytes(StandardCharsets.UTF_8);
		System.out.println(Arrays.toString(bytes));
	}
}

output:

[104, 105, 32, 108, 97, 117, 116, 116, 117, 114, 105]