Assignment 10, Dogs

README.md

@@ -10,23 +10,23 @@
   6. All the instance methods for the class **Student**
 
 ```java
-class Student{
-    private String name;
-    private int rollNo;
+class Student{  // Class name is Student
+    private String name;  // String type instance variable
+    private int rollNo;  //  Int data type instance variable
 
-    Student(String s, int r)
+    Student(String s, int r)  // Constructor, where the instance variables get set
     {
-   	    name = s;
-   	    rollNo = r;
+   	    name = s;  // Constructor instance variable String for student name
+   	    rollNo = r;  // Constructor instance variable int for student roll call ID
     }
 
-    void methodForDisplay()
+    void methodForDisplay()  // The only instance method, shows student name and number
     {
         System.out.println(name+"'s Roll No: "+rollNo);
     }
 
     public static void main(String[] args) {
-        Student obj1=new Student("Rambo",21);
+        Student obj1=new Student("Rambo",21);  // Here's the student object
         obj1.methodForDisplay();
     }
 }
@@ -36,7 +36,9 @@ class Student{
 
 * Read the W3Schools page on class methods: [W3Schools Java Class Methods](https://www.w3schools.com/java/java_class_methods.asp)
 * In your own words, write a few sentences below explaining the difference between static and public methods in relation to a class.
-
+
+* Answer - A static method can be accessed without creating an object of the class.  I'm unsure, but I think a public method can ONLY be accessed by objects.
+* 
 ## Part 3 - Dogs
 
 * View the image below, and from the image, construct a Java file **Dog** that mirrors the diagrammed class and the 3 dog objects.

src/Dog.java

@@ -0,0 +1,94 @@
+import java.util.Scanner;
+
+public class Dog {
+    private String name;
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+
+        // Collecting dog names
+        System.out.println("Enter name for Dog 1:");
+        String nameOfDog1 = scanner.nextLine();
+        System.out.println("Enter name for Dog 2:");
+        String nameOfDog2 = scanner.nextLine();
+        System.out.println("Enter name for Dog 3:");
+        String nameOfDog3 = scanner.nextLine();
+
+        // Dog objects with details from the image
+        String breed1 = "Bulldog";
+        String size1 = "Large";
+        String color1 = "Light grey";
+        int age1 = 5;
+
+        String breed2 = "Beagle";
+        String size2 = "Large";
+        String color2 = "Orange";
+        int age2 = 6;
+
+        String breed3 = "German Shepherd";
+        String size3 = "Large";
+        String color3 = "White & Orange";
+        int age3 = 6;
+
+        Dog dog1 = new Dog(nameOfDog1, breed1, size1, color1, age1);
+        Dog dog2 = new Dog(nameOfDog2, breed2, size2, color2, age2);
+        Dog dog3 = new Dog(nameOfDog3, breed3, size3, color3, age3);
+
+        // The dogs have to eat, right?
+        Food food = new Food(40);
+
+        // These strings seem like the easy way to work with the methods required.
+        dog1.eat(food);
+        dog1.run();
+        dog1.sleep();
+
+        dog2.eat(food);
+        dog2.run();
+        dog2.sleep();
+
+        dog3.eat(food);
+        dog3.run();
+        dog3.sleep();
+    }
+
+    public Dog(String name, String breed, String size, String color, int age) {
+        this.name = name;
+    }
+
+    public void eat(Food food) {
+        food.setWeight(food.getWeight() - 1);
+        String message = this.getName() + " is eating.";
+        System.out.println(message);
+    }
+
+    public void run() {
+        System.out.println(this.getName() + " is running!");
+    }
+
+    public void sleep() {
+        System.out.println(this.getName() + " is sleeping soundly.");
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public static class Food {
+        private int weight;
+
+        public Food(int weight) {
+            this.weight = weight;
+        }
+
+        // Setter method to modify weight
+        public void setWeight(int newWeight) {
+            this.weight = newWeight;
+        }
+
+        // Getter method for biscuits remaining
+        public int getWeight() {
+            return this.weight;
+
+        }
+    }
+}