в чем проблема, при валидации пишет рекомендация ментора: Проверь, почему во время работы методов save/load возникает исключение.
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;
/*
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();
User userOne = new User();
userOne.setFirstName("Pavel");
userOne.setLastName("E");
userOne.setBirthDate(new Date(1508944516163L));
userOne.setMale(true);//initialize users field for the javaRush object here - инициализируйте поле users для объекта javaRush тут
userOne.setCountry(User.Country.RUSSIA);
javaRush.users.add(userOne);
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 {
PrintWriter pw = new PrintWriter(outputStream); //implement this method - реализуйте этот метод
String YesOrNo = users.size() > 0 ? "yes" : "no";
// if (users.size() == 0) {
// pw.close();
// }else
if (users.size() != 0) {
for (User ss : users) {
pw.println(YesOrNo);
pw.println(ss.getFirstName());
pw.println(ss.getLastName());
pw.println(ss.getBirthDate().getTime());
pw.println(ss.isMale());
pw.println(ss.getCountry());
}
}
pw.flush();
pw.close();
}
public void load(InputStream inputStream) throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(inputStream));//implement this method - реализуйте этот метод
String YesOrNo = br.readLine();
User usr = new User();
String string;
String s1;
String s2;
String s3;
String s4;
if (YesOrNo.equals("yes")) {
while ((string = br.readLine()) != null) {
usr.setFirstName(string);
usr.setLastName(s1 = br.readLine());
usr.setBirthDate(new Date(Long.parseLong(s2 = br.readLine())));
usr.setMale(Boolean.parseBoolean(s3 = br.readLine()));
String country = br.readLine();
switch (country) {
case "UKRAINE" : usr.setCountry(User.Country.UKRAINE);
break;
case "RUSSIA" : usr.setCountry(User.Country.RUSSIA);
break;
case "OTHER" : usr.setCountry(User.Country.OTHER);
break;
}
}
users.add(usr);
}else if (YesOrNo.equals("no")) {
users.add(null);
}
br.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;
}
}
}