ПОМОГИТЕ ПОЖАЛУЙСТА итак тема очень тяжело дается, а тут вообще жесть задача
package com.javarush.task.task20.task2002;
import java.io.*;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
/*
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
User user = new User();
user.setBirthDate(new Date(150894451616L));
user.setFirstName("Masha");
user.setCountry(User.Country.RUSSIA);
user.setMale(false);
user.setLastName("Zoom");
javaRush.users.add(user);
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
System.out.println(javaRush.equals(loadedObject));
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) {
PrintWriter wr = new PrintWriter(outputStream);
String isUsers = users!=null?"yes":"no";
wr.println(Integer.parseInt(isUsers));
if(isUsers.equals("yes")){
for (int i = 0; i < users.size(); i++) {
wr.println(users.get(i).getFirstName());
wr.println(users.get(i).getLastName());
wr.println((int) users.get(i).getBirthDate().getTime());
wr.println(String.valueOf(users.get(i).isMale()));
wr.println(String.valueOf(users.get(i).getCountry()));
}
}
wr.flush();
wr.close();
}
public void load(InputStream inputStream) throws IOException {
BufferedReader r = new BufferedReader(new InputStreamReader(inputStream));
String isUsers = r.readLine();
if(isUsers.equals("yes")){
while(r.ready()){
User user = new User();
user.setFirstName(r.readLine());
user.setLastName(r.readLine());
user.setBirthDate(new Date(Long.parseLong(r.readLine())));
String isMale = r.readLine();
if(isMale.equals("true")) user.setMale(true);
else user.setMale(false);
String isCountry = r.readLine();
switch (isCountry) {
case ("UKRAINE"):
user.setCountry(User.Country.UKRAINE);
break;
case ("RUSSIA"):
user.setCountry(User.Country.RUSSIA);
break;
default:
user.setCountry(User.Country.OTHER);
break;
}
users.add(user);
}
}
r.close();
}
@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;
}
}
}