Add Google Guice libraries and constructor dependency injection

src/pizzeria/PizzaFranchise.java

 package pizzeria;
 
+import com.google.inject.Inject;
+
 public class PizzaFranchise {
 	private PizzaStore store;
 	
+	@Inject
 	public PizzaFranchise(PizzaStore store) {
 		this.store = store;
 	}

src/pizzeria/PizzaStoreModule.java

+package pizzeria;
+
+import com.google.inject.AbstractModule;
+
+public class PizzaStoreModule extends AbstractModule {
+
+	@Override
+	protected void configure() {
+		bind(PizzaStore.class)
+			//.to(ChicagoPizzaStore.class);
+			.to(NYPizzaStore.class);
+	}
+}

src/pizzeria/PizzaTestDrive.java

 package pizzeria;
 
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+
 public class PizzaTestDrive {
- 
+
 	public static void main(String[] args) {
-		PizzaStore[] storeList = {new TestPizzaStore(), new NYPizzaStore(), new ChicagoPizzaStore()};
-		String[] customerList = {"Ethan", "Joel", "Martha"}; 
-		String[] pizzaType = {"cheese", "veggie"};
-		
-		for (int i=0; i<storeList.length; i++) {
-			PizzaFranchise franchise = new PizzaFranchise(storeList[i]);
-				
-			for (int j=0; j<pizzaType.length; j++) {
-				Pizza pizza = franchise.orderPizza(pizzaType[j]);
-				System.out.println(customerList[i] + " ordered a " + pizza.getName() + "\n");
-			}
+		String[] pizzaType = { "cheese", "clam", "pepperoni", "veggie" };
+
+		Injector i = Guice.createInjector(new PizzaStoreModule());
+		PizzaFranchise franchise = i.getInstance(PizzaFranchise.class);
+
+		for (int j = 0; j < pizzaType.length; j++) {
+			Pizza pizza = franchise.orderPizza(pizzaType[j]);
+			System.out.println("Customer ordered a " + pizza.getName() + "\n");
 		}
 	}
 }