Не проходит по трем пунктам. Не могу понять, что не так
package com.javarush.task.task17.task1721;
import java.io.*;
import java.util.ArrayList;
import java.util.List;
/*
Транзакционность
*/
public class Solution {
public static List<String> allLines = new ArrayList<String>();
public static List<String> forRemoveLines = new ArrayList<String>();
public static void main(String[] args) {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
try {
File file1 = new File(reader.readLine());
File file2 = new File(reader.readLine());
FileReader fr1 = new FileReader(file1);
FileReader fr2 = new FileReader(file2);
BufferedReader reader1 = new BufferedReader(fr1);
BufferedReader reader2 = new BufferedReader(fr2);
String line1 = reader1.readLine();
String line2 = reader2.readLine();
while(line1 != null){
line1 = reader.readLine();
allLines.add(line1);
}
while(line2 != null){
line2 = reader.readLine();
forRemoveLines.add(line2);
}
reader1.close();
reader2.close();
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
Solution solution = new Solution();
try {
solution.joinData();
} catch (CorruptedDataException e){
}
for (int i = 0; i < allLines.size(); i++) {
System.out.println(allLines.get(i));
}
}
public void joinData() throws CorruptedDataException {
if (allLines.containsAll(forRemoveLines)){
allLines.removeAll(forRemoveLines);
} else allLines.clear();
throw new CorruptedDataException();
}
}