string sorting in java

                                    // java program to sort an array using Arrays.sort() method
import java.util.Arrays;
public class JavaArraySortMethod
{
   public static void main(String[] args)
   {
      String[] strGiven = {"Great Barrier Reef", "Paris", "borabora", "Florence","tokyo", "Cusco"};
      Arrays.sort(strGiven);
      System.out.println("Output(case sensitive) : " + Arrays.toString(strGiven));
   }
}

                                    String[] myArray = {"JavaFX", "HBase", "OpenCV", "Java", "Hadoop","Neo4j"};
Arrays.sort(myArray);
System.out.println(Arrays.toString(myArray));

                                    import java.util.Arrays;

public class Test
{
    public static void main(String[] args)
    {
        String original = "edcba";
        char[] chars = original.toCharArray();
        Arrays.sort(chars);
        String sorted = new String(chars);
        System.out.println(sorted);
    }
}

                                    public class ArrayReturn3 {
 
    public static String[] sortNames(String[] userNames) {
        String temp;
        for (int i = 0; i < userNames.length; i++) {
            for (int j = i + 1; j < userNames.length; j++) {
                if (userNames[i].compareTo(userNames[j]) > 0) {
                    temp = userNames[i];
                    userNames[i] = userNames[j];
                    userNames[j] = temp;
                }
            }
        }
        return userNames;
    }
 
    public static void main(String[] args) {
        String[] names = {"Ram", "Mohan", "Sohan", "Rita", "Anita", "Nita", "Shyam", "Mukund"};
        System.out.println("Names before sort");
        for (String n : names) {
            System.out.print(" " + n);
        }
        String[] sortedNames = sortNames(names);
        System.out.println("\nNames after sort (Sent name)");
        for (String n : names) {
            System.out.print(" " + n);
        }
        System.out.println("\nNames after sort (Received name)");
        for (String n : sortedNames) {
            System.out.print(" " + n);
        }
    }
}