week13.java

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class main {
    public String[] unsortString;
    public String[] sortedString;
    public static void main(String[] args){

        String[] sorted = descendingSort(loadfile("data/name.txt"));
        showString(loadfile("data/name.txt") , sorted);
    }
    static String[] loadfile(String fileName){
        try {
            BufferedReader file = new BufferedReader(new FileReader(fileName));
            String sCurrentLine;
            while ((sCurrentLine = file.readLine()) != null){
                String[] splitString = sCurrentLine.split(",");
                return splitString;
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }

        return null;
    }
    static void showString(String[] unsort , String[] sorted){
        System.out.println("[Original]");
        System.out.print("[");
        for(int i = 0 ; i < unsort.length; i++){
            System.out.print(unsort[i] + " ");
        }
        System.out.print("]\n");

        System.out.println("[Sorted]");
        System.out.print("[");
        for(int i = 0 ; i < sorted.length; i++){
            System.out.print(sorted[i] + " ");
        }
        System.out.print("]");
    }
     static String[] descendingSort(String[] arr){
        for ( int j = 0 ; j < arr.length ; j++ )
        {
            for( int i = j + 1 ; i < arr.length ; i++ )
            {
                if ( arr[i].compareTo( arr[j] ) > 0 )
                {
                    String t = arr[i];
                    arr[i] = arr[j];
                    arr[j] = t;
                }
            }
        }
        return arr;
    }
}