need hint
package com.codegym.task.task31.task3101;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/*
Iterating through a file tree
*/
public class Solution {
public static void main(String[] args) throws IOException {
List<String> lista = new ArrayList<>();
String path = args[0];
String resultFileAbsolutePath = args[1];
File file1 = new File(path);
File file2 = new File(resultFileAbsolutePath);
String dir = file2.getParent();
File file4 = new File(dir + "\\allFilesContent.txt");
FileUtils.renameFile(file2, file4);
FileOutputStream fos = new FileOutputStream(file4);
for (File temp :
file1.listFiles()) {
if (temp.getTotalSpace() <= 50) {
String a = temp.getAbsolutePath();
lista.add(a);
Collections.sort(lista);
}
}
for (String temp :
lista) {
fos.write(temp.getBytes());
fos.write("\n".getBytes());
}
fos.close();
}
}