Introductory Programming, Spring 2010, Problem 5

Main.java

package jøptest;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Random;
import java.util.Scanner;

public class Main {
    

    public static void main(String[] args) {
        List<Restaurant> restaurants = new ArrayList<Restaurant>(10);

        for (int i = 0; i < 10; i++) {
            Restaurant r = new Restaurant(getName(i), getCity(i),
                                          getOwner(i), getCuisine(i));

            System.out.println("We now have " + Restaurant.getNumRestaurants() +
                               " restaurants.");
            System.out.println(r.displayRestaurant());

            restaurants.add(r);
        }

        Scanner sIn = new Scanner(System.in);
        while (true) {
            System.out.println("\n");
            System.out.println("What type of cuisine are you looking for?");
            System.out.print("Type of cuisine (write 'quit' to quit): ");

            String query = sIn.nextLine();
            if (query.equalsIgnoreCase("quit")) {
                break;
            }

            System.out.println("");
            
            Collection<Restaurant> matches =
                    Restaurant.findCuisine(restaurants, query);

            if (matches.isEmpty()) {
                System.out.println("Sorry, no matches were found.");
            } else {
                System.out.println("Found " + matches.size() +
                                   " matching restaurants:");

                for (Restaurant r : matches) {
                    System.out.println("\n" + r.displayRestaurant());
                }
            }
        }
        
    }

    // <editor-fold defaultstate="collapsed" desc="fjollede ting">
    private static Random random = new Random();

    private static String[] names = {
        "Alfonso", "Benedetto", "Cecco", "Damiano",
        "Eduardo", "Felicia", "Gilberto",
        "Hans-Kristian", "Ian", "Jakob"
    };

    private static String[] cuisine = {
        "Italian", "Italian", "Italian", "Italian",
        "Spanish", "Spanish", "Spanish",
        "Danish", "Danish", "Danish"
    };

    private static String[] suffix = {
        "Diner", "Take-Away", "Pølsevogn", "BBQ-Hut",
        "Delights", "Restaurant"
    };

    private static String getName(int i) {
        return names[i] + "'s " + suffix[random.nextInt(suffix.length)];
    }

    private static String getOwner(int i) {
        return names[i];
    }

    private static String getCuisine(int i) {
        return cuisine[i];
    }

    private static String getCity(int i) {
        String city = "Karlslunde";
        for (int j = 0; j < i; j++) {
            city = "New " + city;
        }

        return city;
    }
    // </editor-fold>
    
}

Restaurant.java

package jøptest;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

public class Restaurant {
    // Name of the restaurant
    private String name;
    // Location of the restaurant
    private String location;
    // Name of restaurant owner
    private String owner;
    // Type of cuisine served
    private String cuisine;

    // How many restaurants exist?
    private static int numRestaurants = 0;

    public Restaurant(String name, String location,
                      String owner, String cuisine) {
        this.name = name;
        this.location = location;
        this.owner = owner;
        this.cuisine = cuisine;

        numRestaurants++;
    }

    // <editor-fold defaultstate="collapsed" desc="getters/setters">
    /**
     * @return the name
     */
    public String getName() {
        return name;
    }

    /**
     * @param name the name to set
     */
    public void setName(String name) {
        this.name = name;
    }

    /**
     * @return the location
     */
    public String getLocation() {
        return location;
    }

    /**
     * @param location the location to set
     */
    public void setLocation(String location) {
        this.location = location;
    }

    /**
     * @return the owner
     */
    public String getOwner() {
        return owner;
    }

    /**
     * @param owner the owner to set
     */
    public void setOwner(String owner) {
        this.owner = owner;
    }

    /**
     * @return the cuisine
     */
    public String getCuisine() {
        return cuisine;
    }

    /**
     * @param cuisine the cuisine to set
     */
    public void setCuisine(String cuisine) {
        this.cuisine = cuisine;
    }

    /**
     * @return the number of restaurants
     */
    public static int getNumRestaurants() {
        return numRestaurants;
    }
    // </editor-fold>

    /**
     * Generates a pretty-printed version of the restaurant's info.
     * @return
     */
    public String displayRestaurant() {
        return "Name:     " + name + "\n" +
               "Location: " + location + "\n" +
               "Owner:    " + owner + "\n" +
               "Cuisine:  " + cuisine;
    }

    public static Collection<Restaurant> findCuisine(
                Collection<Restaurant> restaurants,
                String cuisine) {
        List<Restaurant> result = new ArrayList<Restaurant>();

        for (Restaurant r : restaurants) {
            if (r.cuisine.equalsIgnoreCase(cuisine)) {
                result.add(r);
            }
        }

        return result;
    }
}