class Client {
private Integer clientId;
private String clientName;
private String phoneNumber;
private String email;
private String passport;
private Country country;
public Client() {
}
public Client(Integer clientId, String clientName, String phoneNumber, String email, String passport, Country country) {
this.clientId = clientId;
this.clientName = clientName;
this.phoneNumber = phoneNumber;
this.email = email;
this.passport = passport;
this.country = country;
}
// Getters and setters
public Integer getClientId() {
return clientId;
}
public void setClientId(Integer clientId) {
this.clientId = clientId;
}
public String getClientName() {
return clientName;
}
public void setClientName(String clientName) {
this.clientName = clientName;
}
public String getPhoneNumber() {
return phoneNumber;
}
public void setPhoneNumber(String phoneNumber) {
this.phoneNumber = phoneNumber;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPassport() {
return passport;
}
public void setPassport(String passport) {
this.passport = passport;
}
public Country getCountry() {
return country;
}
public void setCountry(Country country) {
this.country = country;
}
@Override
public String toString() {
return String.format("%-25s %-25s %-25s %-25s %-25s %s", clientId, clientName, phoneNumber, email, passport, country);
}
}
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Enter number of clients");
int numClients = scanner.nextInt();
scanner.nextLine(); // Consume newline
Client[] clients = new Client[numClients];
for (int i = 0; i < numClients; i++) {
System.out.println("Enter client " + (i + 1) + " details:");
System.out.println("Enter the client id");
int clientId = scanner.nextInt();
scanner.nextLine(); // Consume newline
System.out.println("Enter the client name");
String clientName = scanner.nextLine();
System.out.println("Enter the phone number");
String phoneNumber = scanner.nextLine();
System.out.println("Enter the email id");
String email = scanner.nextLine();
System.out.println("Enter the passport number");
String passport = scanner.nextLine();
System.out.println("Enter the iata country code");
String iataCountryCode = scanner.nextLine();
System.out.println("Enter the country name");
String countryName = scanner.nextLine();
Country country = new Country(iataCountryCode, countryName);
clients[i] = new Client(clientId, clientName, phoneNumber, email, passport, country);
}
ClientBO clientBO = new ClientBO();
int choice;
do {
System.out.println("Menu:");
System.out.println("1.View client details");
System.out.println("2.Filter client with country");
System.out.println("3.Exit");
choice = scanner.nextInt();
switch (choice) {
case 1:
clientBO.viewDetails(clients);
break;
case 2:
System.out.println("Enter country name");
scanner.nextLine();
String countryName = scanner.nextLine();
clientBO.printClientDetailsWithCountry(clients, countryName);
break;
case 3:
break;
default:
System.out.println("Invalid choice. Please enter again.");
}
} while (choice != 3);
}
}
class Country {
private String iataCountryCode;
private String countryName;
public Country() {
}
public Country(String iataCountryCode, String countryName) {
this.iataCountryCode = iataCountryCode;
this.countryName = countryName;
}
// Getters and setters
public String getIataCountryCode() {
return iataCountryCode;
}
public void setIataCountryCode(String iataCountryCode) {
this.iataCountryCode = iataCountryCode;
}
public String getCountryName() {
return countryName;
}
public void setCountryName(String countryName) {
this.countryName = countryName;
}
@Override
public String toString() {
return String.format("%-25s %s\n", iataCountryCode, countryName);
}
}
class ClientBO {
public void viewDetails(Client[] clientList) {
System.out.println("ClientId ClientName PhoneNumber Email Passport IATACountryCode CountryName");
for (Client client : clientList) {
System.out.println(client);
}
}
public void printClientDetailsWithCountry(Client[] clientList, String countryName) {
System.out.println("ClientId ClientName PhoneNumber Email Passport IATACountryCode CountryName");
for (Client client : clientList) {
if (client.getCountry().getCountryName().equalsIgnoreCase(countryName)) {
System.out.println(client);
}
}
}
}
//2-----------------------------------------------------------------------------------
// CountryBO.java
public class CountryBO {
public Country createCountry(String data) {
String[] parts = data.split(",");
String iataCountryCode = parts[0];
String countryName = parts[1];
return new Country(iataCountryCode, countryName);
}
}
// AirportBO.java
public class AirportBO {
public Airport createAirport(String data, Country[] countryList) {
String[] parts = data.split(",");
String airportName = parts[0];
String countryName = parts[1];
Country country = null;
for (Country c : countryList) {
if (c.getCountryName().equals(countryName)) {
country = c;
break;
}
}
return new Airport(airportName, country);
}
public String findCountryName(Airport[] airportList, String airportName) {
for (Airport airport : airportList) {
if (airport.getAirportName().equals(airportName)) {
return airport.getCountry().getCountryName();
}
}
return null;
}
public boolean findWhetherAirportsAreInSameCountry(Airport[] airportList, String airportName1, String airportName2) {
String country1 = null;
String country2 = null;
for (Airport airport : airportList) {
if (airport.getAirportName().equals(airportName1)) {
country1 = airport.getCountry().getCountryName();
}
if (airport.getAirportName().equals(airportName2)) {
country2 = airport.getCountry().getCountryName();
}
}
return country1 != null && country2 != null && country1.equals(country2);
}
}
// Airport.java
public class Airport {
private String airportName;
private Country country;
public Airport() {
}
public Airport(String airportName, Country country) {
this.airportName = airportName;
this.country = country;
}
public String getAirportName() {
return airportName;
}
public void setAirportName(String airportName) {
this.airportName = airportName;
}
public Country getCountry() {
return country;
}
public void setCountry(Country country) {
this.country = country;
}
}
// Main.java
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Enter the country count");
int countryCount = scanner.nextInt();
scanner.nextLine(); // Consume newline
Country[] countries = new Country[countryCount];
CountryBO countryBO = new CountryBO();
for (int i = 0; i < countryCount; i++) {
System.out.println("Enter country " + (i + 1) + " details");
String data = scanner.nextLine();
countries[i] = countryBO.createCountry(data);
}
System.out.println("Enter the airport count");
int airportCount = scanner.nextInt();
scanner.nextLine(); // Consume newline
Airport[] airports = new Airport[airportCount];
AirportBO airportBO = new AirportBO();
for (int i = 0; i < airportCount; i++) {
System.out.println("Enter airport " + (i + 1) + " details");
String data = scanner.nextLine();
airports[i] = airportBO.createAirport(data, countries);
}
System.out.println("Enter the airport name for which you need to find the country name");
String airportName = scanner.nextLine();
String countryName = airportBO.findCountryName(airports, airportName);
System.out.println(airportName + " belongs to " + countryName);
System.out.println("Enter 2 airport names");
String airportName1 = scanner.nextLine();
String airportName2 = scanner.nextLine();
boolean sameCountry = airportBO.findWhetherAirportsAreInSameCountry(airports, airportName1, airportName2);
if (sameCountry) {
System.out.println("The 2 airports are in the same Country");
} else {
System.out.println("The 2 airports are in the different Country");
}
}
}
// Country.java
public class Country {
private String iataCountryCode;
private String countryName;
public Country() {
}
public Country(String iataCountryCode, String countryName) {
this.iataCountryCode = iataCountryCode;
this.countryName = countryName;
}
public String getIataCountryCode() {
return iataCountryCode;
}
public void setIataCountryCode(String iataCountryCode) {
this.iataCountryCode = iataCountryCode;
}
public String getCountryName() {
return countryName;
}
public void setCountryName(String countryName) {
this.countryName = countryName;
}
}
