Java 8 # Anagram String like (Slient & listen)

 import java.util.*;

import java.util.stream.*;
public class AnagramString {
    public static void main(String[] args) {
        {
            String str1 = "silentt";
            String str2 = "listen";

            boolean result = isAnagram(str1, str2);
            System.out.println(result);
         }
    }
    private static boolean isAnagram(String str1,String str2)
    {
        if (str1.length()!= str2.length())
        {
            return false;
        }
        String str3 = str1.chars().sorted().mapToObj(c -> (char)c).map(String::valueOf).collect(Collectors.joining());
        String str4 = str1.chars().sorted().mapToObj(c -> (char)c).map(String::valueOf).collect(Collectors.joining());
        return str3.equals(str4);
    }
}