Append Arrays

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.util.stream.Collectors;
//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
public class Main {
    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);
        String[] numbers = scan.nextLine().split("\\s*\\|\\s*");
        int tempBrI = 0;
        List<String> sorted = new ArrayList<>();
        int numSize = numbers.length;

        for(int i = numSize - 1; i >= 0; i--) {
            if(numbers[i].equals("|")) {
                sorted.add("");
            }
            else{
                sorted.add(String.valueOf(numbers[i]));
            }
        }

        for (int i = 0; i < sorted.size(); i++) {
            System.out.print(sorted.get(i) + " ");
        }
    }
}