Question

Please help me write the following code in java the instructions are here-

Using the following table:

Time (seconds)	Athlete name	Nationality	Date	Location
9.58	Usain Bolt	Jamaica	16 August 2009	Berlin
9.69	Tyson Gray	USA	20 September 2009	Shanghai
9.69	Yohan Blake	Jamaica	23 August 2012	Lausanne
9.72	Asafa Powell	Jamaica	2 September 2008	Lausanne
9.78	Nesta Carter	Jamaica	29 August 2010	Rieti
9.79	Maurice Greene	USA	16 June 1999	Athens
9.79	Justin Gatlin	USA	5 August 2012	London
9.80	Steve Mullings	Jamaica	4 June 2011	Eugene
9.84	Donovan Bailey	Canada	27 July 1996	Atlanta
9.84	Bruny Surin	Canada	22 August 1999	Seville

1.) Create an array list called runner and add the items above.
2.) Create a method called printRunners() that traverses through the array and prints out each element.
3.) Create a method called updateLocation, to add the country to the city ran (Ex. London, England). Print the list.
4.) Create a method called InsertName(), add Florence Griffith-Joyner to the list. She ran 10.49 seconds on 16 July 1988, in Indianapolis, Indiana. She was born in the USA. Print the list.
5.) Create a method called replaceName() and replace Bruny Surin with Carl Lewis. He ran 9.86 seconds on 23 August 1991, in Tokyo, Japan. He was born in the USA. Print the list.

Answer 1

thanks for the question, here is the code in java, let me know in case you need any changes or have questions.

thanks a lot !

==================================================================================

import com.sun.org.apache.bcel.internal.generic.ALOAD;

import java.util.ArrayList;

public class Runner {

    private double time;
    private String atheleteName;
    private String nationality;
    private String date;
    private String location;

    public Runner(double time, String atheleteName, String nationality, String date, String location) {
        this.time = time;
        this.atheleteName = atheleteName;
        this.nationality = nationality;
        this.date = date;
        this.location = location;
    }

    public double getTime() {
        return time;
    }

    public String getAtheleteName() {
        return atheleteName;
    }

    public String getNationality() {
        return nationality;
    }

    public String getDate() {
        return date;
    }

    public String getLocation() {
        return location;
    }

    public void setTime(double time) {
        this.time = time;
    }

    public void setAtheleteName(String atheleteName) {
        this.atheleteName = atheleteName;
    }

    public void setNationality(String nationality) {
        this.nationality = nationality;
    }

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

    public void setLocation(String location) {
        this.location = location;
    }

    @Override
    public String toString() {
        return
                "Time: " + time +
                " secs , Athelete Name: " + atheleteName +
               ", Nationality: " + nationality +
                ", Date: " + date +
                ", Location: " + location;

    }

    public static void main(String[] args) {

        ArrayList<Runner> runners = new ArrayList<>();
        // 1
        runners.add(new Runner(9.58,"Usain Bolt","Jamaica","16 August 2009","Berlin"));
        runners.add(new Runner(9.69,"Tyson Gray","USA","20 September 2009","Shanghai"));
        runners.add(new Runner(9.69,"Yohan Blake","Jamaica","23 August 2012","Lausanne"));
        runners.add(new Runner(9.72,"Asafa Powell","Jamaica","2 September 2008","Lausanne"));
        runners.add(new Runner(9.78,"Nesta Carter","Jamaica","29 August 2010","Rieti"));
        runners.add(new Runner(9.79,"Maurice Greene","USA","16 June 1999","Athens"));
        runners.add(new Runner(9.79,"Justin Gatlin","USA","5 August 2012","London"));
        runners.add(new Runner(9.80,"Steve Mullings","Jamaica","4 June 2011","Eugene"));
        runners.add(new Runner(9.84,"Donovan Bailey","Canada","27 July 1996","Atlanta"));
        runners.add(new Runner(9.84,"Bruny Surin","Canada","22 August 1999","Seville"));

        printRunners(runners);
        updateLocation(runners);
        printRunners(runners);
        insertName(runners,10.49,"Florence Griffith Joyner","USA","!6 July 1988","Indianapolis, Indiana");
        printRunners(runners);
        replaceName(runners,"Bruny Surin","Carl Lewis",9.86,"USA","23 August 1991","Tokyo, Japan");
        printRunners(runners);

    }

    // 2
    public static void printRunners(ArrayList<Runner> runners){

        for(Runner runner:runners)
            System.out.println(runner);
        System.out.println("====================================================================================================================================");
    }

    //3
    public static void updateLocation(ArrayList<Runner> runners){
        for(Runner runner : runners){
            if(runner.getLocation().equalsIgnoreCase("Berlin")){
                runner.setLocation("Berlin, Germany");
            }else if(runner.getLocation().equalsIgnoreCase("Shanghai")){
                runner.setLocation("Shanghai, China");
            }else if(runner.getLocation().equalsIgnoreCase("London")){
                runner.setLocation("London, England");
            }else if(runner.getLocation().equalsIgnoreCase("Athens")){
                runner.setLocation("Athens, Greece");
            } else if(runner.getLocation().equalsIgnoreCase("Eugene")){
                runner.setLocation("Eugene, South Africa");
            } else if(runner.getLocation().equalsIgnoreCase("Seville")){
                runner.setLocation("Seville, France");
            }else if(runner.getLocation().equalsIgnoreCase("Lausanne")){
                runner.setLocation("Lausanne, Spain");
            }else if(runner.getLocation().equalsIgnoreCase("Rieti")){
                runner.setLocation("Rieti, Australia");
            }
        }
    }
    // 4
    public static void insertName(ArrayList<Runner> runners, double time, String atheleteName, String nationality, String date, String location){
        Runner runner = new Runner(time,atheleteName,nationality,date,location);
        runners.add(runner);
    }

    // 5
    public static void replaceName(ArrayList<Runner> runners, String searchName, String replaceName, double time, String nationality, String date, String location){
        for(Runner runner: runners){
            if(runner.getAtheleteName().equalsIgnoreCase(searchName)){
                runner.setTime(time);
                runner.setAtheleteName(replaceName);
                runner.setNationality(nationality);
                runner.setDate(date);
                runner.setLocation(location);
            }
        }
    }

}