// Checks if item number already exists in the list
public boolean check_item_duplicate(ArrayList items) {
int size = items.size();
for (int i = 0; i < size; i++) {
Items temp2 = new Items();
temp2 = (Items) items.get(i);
if (temp2.get_item_number() == item_number) {
return true;
}
}
return false;
}
public int compare(Items i1, Items i2) {
return i2.getNumberDownloads() - i1.getNumberDownloads();
}