How to convert byte array to string in java

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

import java.util.*;
import java.io.UnsupportedEncodingException;

public class Lautturi {

	public static void main(String[] args) {

		byte[] bytes = {108, 97, 117, 116, 116, 117, 114, 105, 32, 106, 97, 118, 97, 33};

		String str;
		try {
			str = new String(bytes,"utf-8");
			System.out.println(str);
		} catch (UnsupportedEncodingException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
	}
}