SortReverse.java

import java.util.Arrays;
import java.util.Scanner;
import java.util.Collections;
import java.util.*;

public class SortReverse {

    public static void main(String[] args) {
    String[] strArgs = getArgs();
    System.out.println("Sorted:");
    sort(strArgs);
    System.out.println("Reversed:");
    reverse(strArgs);
    }

    public static String[] getArgs() {
    Scanner scan = new Scanner(System.in);
    System.out.println("Enter words, one per line.");
    System.out.println("To quit, enter blank: ");
    String s = "";
    String word = "";
    do {
        word = scan.nextLine();
        s += word+" ";
    } while (!word.equals(""));
    String[] wordArray = s.split(" "); // create array of words
        return wordArray;
    }

    public static void sort (String[] args) {
        List<String> argList = Arrays.asList(args);
        Collections.sort( argList);
        for (String arg: argList) {
            System.out.format("%s ", arg);
        }

        System.out.println();
    }

    public static void reverse (String[] args) {
        List<String> argList = Arrays.asList(args);
        Collections.reverse( argList);
        for (String arg: argList) {
            System.out.format("%s ", arg);
        }

        System.out.println();
    }
}