Хелп плиз, начинаю сдаваться, а не хочется
package com.javarush.task.task20.task2002;
import java.io.*;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Locale;
/*
Читаем и пишем в файл: JavaRush
*/
public class Solution {
public static void main(String[] args) {
//you can find your_file_name.tmp in your TMP directory or adjust outputStream/inputStream according to your file's actual location
//вы можете найти your_file_name.tmp в папке TMP или исправьте outputStream/inputStream в соответствии с путем к вашему реальному файлу
try {
File yourFile = File.createTempFile("your_file_name", null);
OutputStream outputStream = new FileOutputStream(yourFile);
InputStream inputStream = new FileInputStream(yourFile);
JavaRush javaRush = new JavaRush();
//initialize users field for the javaRush object here - инициализируйте поле users для объекта javaRush тут
javaRush.save(outputStream);
outputStream.flush();
JavaRush loadedObject = new JavaRush();
loadedObject.load(inputStream);
//here check that the javaRush object is equal to the loadedObject object - проверьте тут, что javaRush и loadedObject равны
outputStream.close();
inputStream.close();
} catch (IOException e) {
//e.printStackTrace();
System.out.println("Oops, something is wrong with my file");
} catch (Exception e) {
//e.printStackTrace();
System.out.println("Oops, something is wrong with the save/load method");
}
}
public static class JavaRush {
public List<User> users = new ArrayList<>();
public void save(OutputStream outputStream) throws Exception {
//implement this method - реализуйте этот метод
if(users != null) {
PrintWriter writer = new PrintWriter(outputStream);
for (User user: this.users) {
if(user.getFirstName() != null) {
writer.println(user.getFirstName());
} else {
writer.println("null");
}
if(user.getLastName() != null) {
writer.println(user.getLastName());
} else {
writer.println("null");
}
if(user.getBirthDate() != null) {
writer.println(user.getBirthDate().getTime());
} else {
writer.println("null");
}
if(user.isMale() == true || user.isMale() == false) {
writer.println(user.isMale());
} else {
writer.println("null");
}
if(user.getCountry() != null) {
writer.println(user.getCountry());
} else {
writer.println("null");
}
}
writer.close();
}
}
public void load(InputStream inputStream) throws Exception {
//implement this method - реализуйте этот метод
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
while(reader.ready()){
User user = new User();
String line;
if ((line = reader.readLine()).equals("null")) {
user.setFirstName(null);
} else {
user.setFirstName(line);
}
if ((line = reader.readLine()).equals("null")) {
user.setLastName(null);
} else {
user.setLastName(line);
}
if ((line = reader.readLine()).equals("null")) {
user.setBirthDate(null);
} else {
user.setBirthDate(new Date(Long.parseLong(line)));
}
if ((line = reader.readLine()).equals("null")) {
user.setCountry(null);
} else {
if (line.equals("UKRAINE")){user.setCountry(User.Country.UKRAINE);}
else if (line.equals("RUSSIA")){user.setCountry(User.Country.RUSSIA);}
else if (line.equals("OTHER")){user.setCountry(User.Country.OTHER);}
}
if ((line = reader.readLine()).equals("null")) {
} else {
user.setMale(Boolean.parseBoolean(line));
}
users.add(user);
}
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
JavaRush javaRush = (JavaRush) o;
return users != null ? users.equals(javaRush.users) : javaRush.users == null;
}
@Override
public int hashCode() {
return users != null ? users.hashCode() : 0;
}
}
}