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package com.javarush.task.task20.task2002;
import java.util.ArrayList;
import java.util.*;
import java.io.*;
import java.text.*;
/*
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 patrick = new User();
patrick.setFirstName("Патрик");
patrick.setLastName("Патрикеев");
patrick.setBirthDate(new Date(1212121212121L));
patrick.setMale(true);
patrick.setCountry(User.Country.RUSSIA);
javaRush.users.add(patrick);
for(User user : javaRush.users)
{System.out.println
(
user.getFirstName()+"\n"+
user.getLastName()+"\n"+
user.getBirthDate()+"\n"+
user.isMale()+"\n"+
user.getCountry()
);
}
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
PrintWriter printWriter = new PrintWriter(outputStream);
if (users.size()>0)
{
for(User user : users)
{
printWriter.println(user.getFirstName() != null ? user.getFirstName() : "null");
printWriter.println(user.getLastName() != null ? user.getLastName() : "null");
printWriter.println(user.getBirthDate() != null ? user.getBirthDate().getTime() : "null");
printWriter.println(user.isMale());
printWriter.println(user.getCountry() != null ? user.getCountry() : "null");
}
}
printWriter.flush();
printWriter.close();
}
public void load(InputStream inputStream) throws Exception {
//implement this method - реализуйте этот метод
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
//SimpleDateFormat dateFormat = new SimpleDateFormat("dd.MM.yyyy hh:mm:ss:S", Locale.ENGLISH);
while(bufferedReader.ready())
{
User user = new User();
String FirstName = null;
user.setFirstName(!(FirstName = bufferedReader.readLine()).equals("null") ? FirstName : null);
String LastName = null;
user.setLastName(!(LastName = bufferedReader.readLine()).equals("null") ? LastName : null);
String BirthDate = null;
user.setBirthDate(!(BirthDate = bufferedReader.readLine()).equals("null") ? new Date(Long.parseLong(BirthDate)) : null);
String Male = null;
user.setMale(!(Male = bufferedReader.readLine()).equals("null") ? Boolean.parseBoolean(Male) : null);
String toCountry = bufferedReader.readLine();
if (!toCountry.equals("null"))
{if(toCountry.equals("Russia"))
{user.setCountry(User.Country.RUSSIA);}
else if (toCountry.equals("Ukraine"))
{user.setCountry(User.Country.UKRAINE);}
else if (toCountry.equals("Other"))
{user.setCountry(User.Country.OTHER);}
}
users.add(user);
}
bufferedReader.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;
}
}
}