Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.util.Arrays;
import java.util.Comparator;

public class Main {
    public static void main(String[] args) {
        String[] testArray = { "/", "/games/", "/homework/", "/usr/", "/games/snake/", "/temp/downloads/",
                "/usr/local/", "/usr/local/bin/" };

        Comparator<String> pathComparator = new PathComparator();
        Arrays.sort(testArray, pathComparator);
        System.out.println(Arrays.toString(testArray));
    }
}

class PathComparator implements Comparator<String> {
    public int compare(String path1, String path2) {
        String[] dirs1 = path1.split("/");
        String[] dirs2 = path2.split("/");
        if (dirs1.length < dirs2.length) {
            return -1;
        } else if (dirs1.length > dirs2.length) {
            return 1;
        } else {
            String lastDir1 = dirs1[dirs1.length - 1];
            String lastDir2 = dirs2[dirs2.length - 1];
            return lastDir1.compareTo(lastDir2);
        }
    }
}