package com.javarush.task.task20.task2002;
import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
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("C:/in.txt");
InputStream inputStream = new FileInputStream("C:/in.txt");
JavaRush javaRush = new JavaRush();
//initialize users field for the javaRush object here - инициализируйте поле users для объекта javaRush тут
User user = new User();
user.setFirstName("Rubi");
user.setLastName("Rail");
user.setBirthDate(new Date(1508944516168L));
user.setMale(true);
user.setCountry(User.Country.OTHER);
User user1 = new User();
user1.setFirstName(null);
user1.setLastName(null);
user1.setBirthDate(null);
user1.setMale(true);
user1.setCountry(User.Country.RUSSIA);
User user3 = new User();
user3.setFirstName("Solo");
user3.setLastName("Han");
user3.setBirthDate(new Date(1508944516169L));
user3.setMale(true);
user3.setCountry(User.Country.UKRAINE);
JavaRush.users.add(user);
JavaRush.users.add(user1);
JavaRush.users.add(user3);
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 static List<User> users = new ArrayList<>();
public void save(OutputStream outputStream) throws Exception {
PrintWriter printWriter = new PrintWriter(outputStream);
String isUserPresent = !users.isEmpty() ? "yes" :"no";
printWriter.println(isUserPresent);
if (isUserPresent.equals("yes")) {
for (User user : users) {
String firstName = user.getFirstName() == null ? "null" : user.getFirstName();
printWriter.println(firstName);
String lastName = user.getLastName() == null ? "null" : user.getLastName();
printWriter.println(lastName);
String birthDate = user.getBirthDate() == null ? "null" : String.valueOf(user.getBirthDate().getTime());
printWriter.println(birthDate);
printWriter.println(user.isMale());
String country = user.getCountry() == null ? "null" : user.getCountry().getDisplayName();
printWriter.println(country);
}
}
printWriter.flush();
printWriter.close();
}
public void load(InputStream inputStream) throws IOException {
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
String isUserPresets = bufferedReader.readLine();
if (isUserPresets.equals("yes")) {
while (bufferedReader.ready()) {
User user = new User();
String firstName = bufferedReader.readLine();
if (firstName.equals("null"))
user.setFirstName(null);
else user.setFirstName(firstName);
// System.out.println(firstName);
String lastName = bufferedReader.readLine();
if (lastName.equals("null"))
user.setLastName(null);
else user.setLastName(lastName);
// System.out.println(lastName);
String birthDate = bufferedReader.readLine();
if (birthDate.equals("null"))
user.setBirthDate(null);
else user.setBirthDate(new Date(Long.parseLong(birthDate)));
// System.out.println(birthDate);
boolean isMale = Boolean.parseBoolean(bufferedReader.readLine());
user.setMale(isMale);
// System.out.println(isMale);
String country = bufferedReader.readLine();
if (country.equals("null"))
user.setCountry(null);
else {
switch (country) {
case "Ukraine":
user.setCountry(User.Country.UKRAINE);
break;
case "Russia":
user.setCountry(User.Country.RUSSIA);
break;
case "Other":
user.setCountry(User.Country.OTHER);
break;
}
}
// System.out.println(country);
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 JavaRush.users != null ? JavaRush.users.equals(javaRush.users) : javaRush.users == null;
}
@Override
public int hashCode() {
return JavaRush.users != null ? JavaRush.users.hashCode() : 0;
}
}
package com.javarush.task.task20.task2002;
import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
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("C:/in.txt");
InputStream inputStream = new FileInputStream("C:/in.txt");
JavaRush javaRush = new JavaRush();
//initialize users field for the javaRush object here - инициализируйте поле users для объекта javaRush тут
User user = new User();
user.setFirstName("Rubi");
user.setLastName("Rail");
user.setBirthDate(new Date(1508944516168L));
user.setMale(true);
user.setCountry(User.Country.OTHER);
User user1 = new User();
user1.setFirstName(null);
user1.setLastName(null);
user1.setBirthDate(null);
user1.setMale(true);
user1.setCountry(User.Country.RUSSIA);
User user3 = new User();
user3.setFirstName("Solo");
user3.setLastName("Han");
user3.setBirthDate(new Date(1508944516169L));
user3.setMale(true);
user3.setCountry(User.Country.UKRAINE);
JavaRush.users.add(user);
JavaRush.users.add(user1);
JavaRush.users.add(user3);
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 static List<User> users = new ArrayList<>();
public void save(OutputStream outputStream) throws Exception {
PrintWriter printWriter = new PrintWriter(outputStream);
String isUserPresent = !users.isEmpty() ? "yes" :"no";
printWriter.println(isUserPresent);
if (isUserPresent.equals("yes")) {
for (User user : users) {
String firstName = user.getFirstName() == null ? "null" : user.getFirstName();
printWriter.println(firstName);
String lastName = user.getLastName() == null ? "null" : user.getLastName();
printWriter.println(lastName);
String birthDate = user.getBirthDate() == null ? "null" : String.valueOf(user.getBirthDate().getTime());
printWriter.println(birthDate);
printWriter.println(user.isMale());
String country = user.getCountry() == null ? "null" : user.getCountry().getDisplayName();
printWriter.println(country);
}
}
printWriter.flush();
printWriter.close();
}
public void load(InputStream inputStream) throws IOException {
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
String isUserPresets = bufferedReader.readLine();
if (isUserPresets.equals("yes")) {
while (bufferedReader.ready()) {
User user = new User();
String firstName = bufferedReader.readLine();
if (firstName.equals("null"))
user.setFirstName(null);
else user.setFirstName(firstName);
// System.out.println(firstName);
String lastName = bufferedReader.readLine();
if (lastName.equals("null"))
user.setLastName(null);
else user.setLastName(lastName);
// System.out.println(lastName);
String birthDate = bufferedReader.readLine();
if (birthDate.equals("null"))
user.setBirthDate(null);
else user.setBirthDate(new Date(Long.parseLong(birthDate)));
// System.out.println(birthDate);
boolean isMale = Boolean.parseBoolean(bufferedReader.readLine());
user.setMale(isMale);
// System.out.println(isMale);
String country = bufferedReader.readLine();
if (country.equals("null"))
user.setCountry(null);
else {
switch (country) {
case "Ukraine":
user.setCountry(User.Country.UKRAINE);
break;
case "Russia":
user.setCountry(User.Country.RUSSIA);
break;
case "Other":
user.setCountry(User.Country.OTHER);
break;
}
}
// System.out.println(country);
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 JavaRush.users != null ? JavaRush.users.equals(javaRush.users) : javaRush.users == null;
}
@Override
public int hashCode() {
return JavaRush.users != null ? JavaRush.users.hashCode() : 0;
}
}