Merge pull request #6 from LaunchCodeEducation/lsn7-exercises

Lsn7 exercises

Author: jimflores5

src/org/launchcode/java/demos/lsn7interfaces/Case.java

@@ -0,0 +1,47 @@
+package org.launchcode.java.demos.lsn7interfaces;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class Case {
+    private ArrayList<Flavor> flavors = new ArrayList<>();
+    private ArrayList<Cone> cones = new ArrayList<>();
+
+    public Case(){
+        Cone cone1 = new Cone("Waffle", 1.25, new ArrayList<>(Arrays.asList( "gluten")));
+        Cone cone2 = new Cone("Sugar", 0.75, new ArrayList<>(Arrays.asList( "gluten")));
+        Cone cone3 = new Cone("Wafer", 0.50, new ArrayList<>(Arrays.asList( "gluten")));
+        Cone cone4 = new Cone("Bowl", 0.05, new ArrayList<>(Arrays.asList( "none")));
+        cones.add(cone1);
+        cones.add(cone2);
+        cones.add(cone3);
+        cones.add(cone4);
+
+        Flavor flavor1 = new Flavor("Vanilla", 0.75, new ArrayList<>(Arrays.asList( "dairy")));
+        Flavor flavor2 = new Flavor("Chocolate", 0.75, new ArrayList<>(Arrays.asList( "dairy")));
+        Flavor flavor3 = new Flavor("Red Velvet", 0.85, new ArrayList<>(Arrays.asList( "dairy, red #5")));
+        Flavor flavor4 = new Flavor("Rocky Road", 0.85, new ArrayList<>(Arrays.asList( "dairy, nuts, gelatin")));
+        Flavor flavor5 = new Flavor("Strawberry Sorbet", 0.50, new ArrayList<>(Arrays.asList( "strawberry")));
+        flavors.add(flavor1);
+        flavors.add(flavor2);
+        flavors.add(flavor3);
+        flavors.add(flavor4);
+        flavors.add(flavor5);
+    }
+
+    public ArrayList<Flavor> getFlavors() {
+        return flavors;
+    }
+
+    public ArrayList<Cone> getCones() {
+        return cones;
+    }
+
+    public void setFlavors(ArrayList<Flavor> flavors) {
+        this.flavors = flavors;
+    }
+
+    public void setCones(ArrayList<Cone> cones) {
+        this.cones = cones;
+    }
+}

src/org/launchcode/java/demos/lsn7interfaces/Cone.java

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+package org.launchcode.java.demos.lsn7interfaces;
+
+import java.util.ArrayList;
+
+public class Cone extends Ingredient {
+
+    public Cone(String aName, double aCost, ArrayList<String> someAllergens){
+        super (aName, aCost, someAllergens);
+    }
+
+
+}

src/org/launchcode/java/demos/lsn7interfaces/Flavor.java

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+package org.launchcode.java.demos.lsn7interfaces;
+
+import java.util.ArrayList;
+
+public class Flavor extends Ingredient {
+
+
+    public Flavor(String aName, double aCost, ArrayList<String> someAllergens){
+        super (aName, aCost, someAllergens);
+    }
+
+
+}

src/org/launchcode/java/demos/lsn7interfaces/Ingredient.java

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+package org.launchcode.java.demos.lsn7interfaces;
+
+import java.util.ArrayList;
+
+public abstract class Ingredient {
+    private String name;
+    private double cost;
+    private ArrayList<String> allergens;
+
+    public Ingredient(String aName, double aCost, ArrayList<String> someAllergens){
+        name = aName;
+        cost = aCost;
+        allergens = someAllergens;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public double getCost() {
+        return cost;
+    }
+
+    public void setCost(double cost) {
+        this.cost = cost;
+    }
+
+    public ArrayList<String> getAllergens() {
+        return allergens;
+    }
+
+    public void setAllergens(ArrayList<String> allergens) {
+        this.allergens = allergens;
+    }
+
+    @Override
+    public String toString() {
+        return "Name: " + name + "\n" +
+                "Cost: $" + cost + "\n" +
+                "Allergens: " + allergens + "\n";
+    }
+}

src/org/launchcode/java/demos/lsn7interfaces/Main.java

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+package org.launchcode.java.demos.lsn7interfaces;
+
+import java.util.ArrayList;
+
+public class Main {
+    public static void main(String[] args){
+        Case menu = new Case();
+        ArrayList<Flavor> flavors = menu.getFlavors();
+        ArrayList<Cone> cones = menu.getCones();
+
+        // TODO: Use a Comparator class to sort the 'flavors' array alphabetically by the 'name'
+        //  field.
+
+        // TODO: Use a Comparator class to sort the 'cones' array in increasing order by the 'cost'
+        //  field.
+
+        // TODO: Print the 'flavors' and 'cones' lists (in a clear manner) to verify the sorting.
+    }
+}