Пишет: "Проверь, почему во время работы методов save/load возникает исключение."
package com.javarush.task.task20.task2002;
import java.io.*;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.text.*;
import java.util.*;
/*
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 user1 = new User();
user1.setFirstName("1");
user1.setLastName("2");
user1.setBirthDate(new Date(2019, 01, 19 ));
user1.setMale(true);
user1.setCountry(User.Country.UKRAINE);
javaRush.users.add(user1);
javaRush.save(outputStream);
outputStream.flush();
JavaRush loadedObject = new JavaRush();
loadedObject.load(inputStream);
System.out.println(javaRush.equals(loadedObject));
//here check that the codeGym 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);
int result = users.size();
if (result > 0) {
for (User a : users) {
try {
printWriter.println(a.getFirstName());
printWriter.println(a.getLastName());
printWriter.println(a.getBirthDate());
printWriter.println(a.isMale());
printWriter.println(a.getCountry());
} catch (Exception e) {
System.out.println("ошибка");
}
}
}
printWriter.flush();
}
public void load(InputStream inputStream) throws Exception {
//implement this method - реализуйте этот метод
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
String firstName;
while ((firstName = reader.readLine()) != null) {
User user = new User();
user.setFirstName(firstName);
user.setLastName(reader.readLine());
user.setBirthDate(new Date(reader.readLine()));
user.setMale(Boolean.parseBoolean(reader.readLine()));
user.setCountry( User.Country.valueOf(reader.readLine()));
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;
}
}
}