Почему метод toSwap не видит массив array
package com.javarush.task.task08.task0826;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Arrays;
/*
Пять победителей
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int[] array = new int[20];
for (int i = 0; i < array.length; i++) {
array[i] = Integer.parseInt(reader.readLine());
}
sort(array);
System.out.println(array[0]);
System.out.println(array[1]);
System.out.println(array[2]);
System.out.println(array[3]);
System.out.println(array[4]);
}
private void toSwap(int first, int second){
long times = array[first];
array[first] = array[second];
array[second] = times;
}
public static void sort(int[] array) {
for (int i = array.length-1; i >= 1; i--){
for (int j = 0; j < i; j++){
if (array[j] > array[j+1]){
toSwap(j, j+1);
}
}
}
}
}