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Part 1 Write the Java classes given with their fields. Implement their constructors, toString methods, getters and setters. T

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Answer #1

Answer For PART1:

import java.io.*;

import javax.print.DocFlavor.STRING;

class Route {
    Airport departure;
    Airport destination;

    public void setDeparture(Airport departure) {
        this.departure = departure;
    }

    public void setDestination(Airport destination) {
        this.destination = destination;
    }

    public Airport getDeparture() {
        return departure;
    }

    public Airport getDestination() {
        return destination;
    }

    public Route(Airport departure, Airport destination) {
        setDeparture(departure);
        setDestination(destination);
    }
}

class Date {
    int day;
    int month;
    int year;

    public void setDay(int day) {
        if (day <= 31 && day > 0) {
            this.day = day;
        } else {
            System.out.println("Invalid Day");
        }
    }

    public void setMonth(int month) {
        if (month <= 12 && month > 0) {
            this.month = month;
        } else {
            System.out.println("Invalid Month");
        }
    }

    public void setYear(int year) {
        if (year > 2020 && year < 2025) {
            this.year = year;
        } else {
            System.out.println("Invalid Year");
        }
    }

    public int getDay() {
        return day;
    }

    public int getMonth() {
        return month;
    }

    public int getYear() {
        return year;
    }

    public Date(int day, int month, int year) {
        setDay(day);
        setMonth(month);
        setYear(year);
    }
}

class ClockTime {
    int hour;
    int minute;

    public void setHour(int hour) {
        if (hour <= 23 && hour >= 0) {
            this.hour = hour;
        } else {
            System.out.println("Invalid Hour");
        }
    }

    public void setMinute(int minute) {
        if (minute <= 59 && minute >= 0) {
            this.minute = minute;
        } else {
            System.out.println("Invalid Minute");
        }
    }

    public ClockTime(int hour, int minute) {
        setHour(hour);
        setMinute(minute);
    }
}

class Time {
    Date date;
    ClockTime clocktime;

    public void setClocktime(ClockTime clocktime) {
        this.clocktime = clocktime;
    }

    public void setDate(Date date) {
        this.date = date;
    }

    public ClockTime getClocktime() {
        return clocktime;
    }

    public Date getDate() {
        return date;
    }

    public Time(Date date, ClockTime clocktime) {
        setClocktime(clocktime);
        setDate(date);
    }
}

class Ticket {
    Route route;
    Time departureTime;
    Time arrivalTime;

    public void setRoute(Route route) {
        this.route = route;
    }

    public void setDepartureTime(Time departureTime) {
        this.departureTime = departureTime;
    }

    public void setArrivalTime(Time arrivalTime) {
        this.arrivalTime = arrivalTime;
    }

    public Route getRoute() {
        return route;
    }

    public Time getDepartureTime() {
        return departureTime;
    }

    public Time getArrivalTime() {
        return arrivalTime;
    }

    public Ticket(Route route,Time departureTime,Time arrivalTime){
        setRoute(route);
        setDepartureTime(departureTime);
        setDepartureTime(departureTime);
    }
}

public class Airport {
    String name;
    String city;
    String country;

    public void setName(String name) {
        this.name = name;
    }

    public void setCity(String city) {
        this.city = city;
    }

    public void setCountry(String country) {
        this.country = country;
    }

    public String getCity() {
        return city;
    }

    public String getCountry() {
        return country;
    }

    public String getName() {
        return name;
    }

    public Airport(String name, String city, String country) {
        setName(name);
        setCity(city);
        setCountry(country);
    }

    public static void main(String[] args) {
        Airport port1=new Airport("ABC Airport", "ABC", "CountryABC");
        Airport port2=new Airport("DEF Airport", "DEF", "CountryDEF");
        Airport port3=new Airport("GHI Airport", "GHI", "CountryGHI");
        Date day1=new Date(4, 6, 2021);
        Date day2=new Date(5, 6, 2021);
        Date day3=new Date(5, 6, 2021);
        ClockTime ti1=new ClockTime(5, 20);
        ClockTime ti2=new ClockTime(9, 40);
        ClockTime ti3=new ClockTime(23, 59);
        Time time1= new Time(day1, ti1);
        Time time2= new Time(day2, ti2);
        Time time3= new Time(day3, ti3);
        Route rt1= new Route(port1, port2);
        Route rt2= new Route(port2, port3);
        Route rt3= new Route(port3, port1);
        Ticket t1=new Ticket(rt1, time1, time2);//instance 1
        Ticket t2=new Ticket(rt2, time2, time3);//instance 2
        Ticket t3=new Ticket(rt3, time3, time1);//instance 3
    }
}

File Edit Selection View Go Run Terminal Help Airport java - JAVA - Visual Studio Code > u 3 } Airportjava X Airport java > R

File Edit Selection View Go Run Terminal Help Airportjava - JAVA - Visual Studio Code > u Airportjava X Airport.java > As Rou

File Edit Selection View Go Run Terminal Help Airportjava - JAVA - Visual Studio Code > A } DEL A فيه } Airportjava X Airport

File Edit Selection View Go Run Terminal Help Airportjava - JAVA - Visual Studio Code > } DEL A } } Airport java X Airport.ja

PART2:

public class transpose2dmatrix {

    public static int[][] transpose(int[][] matrix) {
        int transp[][] = new int[3][3];
        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                transp[i][j] = matrix[j][i];
            }
        }
        return transp;
    }

    public static void main(String[] args) {
        int matrix[][] = { { 1, 2, 3 }, { 4, 5, 6 }, { 7, 8, 9 } };
        int transposed[][] = transpose(matrix);
        System.out.println("Matrix before Transpose:");
        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                System.out.print(matrix[i][j] + " ");
            }
            System.out.println();
        }
        System.out.println("Matrix After Transpose:");
        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                System.out.print(transposed[i][j] + " ");
            }
            System.out.println();
        }
    }
}

File Edit Selection View Go Run Terminal Help transpose2dmatrix.java - JAVA - Visual Studio Code Х } } E. نہا Airport.java tr

OUTPUT:

Matrix before Transpose:
1 2 3
4 5 6
7 8 9
Matrix After Transpose:
1 4 7
2 5 8
3 6 9

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