Не могу понять, чего хочет валидарот, помогите пожалуйста
package com.javarush.task.task16.task1630;
import java.io.*;
import java.util.ArrayList;
//C:\Users\User\Desktop\задача НОД\тест1.txt
//C:\Users\User\Desktop\задача НОД\тест2.txt
public class Solution {
public static String firstFileName;
public static String secondFileName;
static {
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
firstFileName = reader.readLine();
secondFileName = reader.readLine();
// BufferedInputStream fileName1 = new BufferedInputStream(new FileInputStream(firstFileName));
// BufferedInputStream fileName2 = new BufferedInputStream(new FileInputStream(firstFileName));
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
public static class ReadFileThread extends Thread implements ReadFileInterface {
String fullFileName;
String fileContent;
@Override
public void setFileName(String fullFileName) {
this.fullFileName = fullFileName;
}
@Override
public String getFileContent() {
if (!fileContent.isEmpty())
return fileContent;
else return "";
}
@Override
public void run() {
try {
StringBuilder builder = new StringBuilder();
BufferedReader reader = new BufferedReader(new FileReader(new File(fullFileName)));
String s;
while ((s = reader.readLine()) != null) {
// while (s != null) {
builder.append(s);
builder.append(" ");
}
fileContent = builder.toString();
reader.close();
} catch (IOException e) {
}
}
}
//add your code here - добавьте код тут
public static void main(String[] args) throws InterruptedException {
systemOutPrintln(firstFileName);
systemOutPrintln(secondFileName);
}
public static void systemOutPrintln(String fileName) throws InterruptedException {
ReadFileInterface f = new ReadFileThread();
f.setFileName(fileName);
f.start();
f.join();
//add your code here - добавьте код тут
System.out.println(f.getFileContent());
}
public interface ReadFileInterface {
void setFileName(String fullFileName);
String getFileContent();
void join() throws InterruptedException;
void start();
}
//add your code here - добавьте код тут
}