First Run this program

Quote:

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SuperMarket sm = new SuperMarket("Sainsburys";
ArrayList basket = new ArrayList();

basket.add(sm.buy("250g all-purpose flour");
basket.add(sm.buy("1 tsp baking soda");
basket.add(sm.buy("1/4 tsp salt");
basket.add(sm.buy("200g butter");
basket.add(sm.buy("165g brown sugar");
basket.add(sm.buy("100g white sugar");
basket.add(sm.buy("1 tsp vanilla extract");
basket.add(sm.buy("1 egg");
basket.add(sm.buy("100g chocolate chips");

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Quote:

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// Preheat oven for ten minutes.
Oven oven = Oven.getInstance();
oven.setTemperature(175);

try {
Thread.sleep(600000); // 10 minutes.
}
catch (InterruptedException e) {
System.out.println("No cookies today ";
}

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Quote:

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Cupboard cupboard = Cupboard.getInstance();

cupboard.open();
Collection bowl = cupboard.get("bowl";
cupboard.close();

Iterator it = basket.iterator();
while (it.hasNext()) {
Ingredient ingredient = (Ingredient) it.next();

if (ingredient == null) {
throw new RuntimeException("Duh, you forgot an ingredient!";
}

bowl.add(ingredient);
Collections.shuffle(bowl);
}

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cupboard.open();
Collection tinFoil = cupboard.get("greased tin foil";
Collection tray = cupboard.get("baking tray";
cupboard.close();

tray.add(tinFoil);

for (int i = 0; i < 9; i++) {
tinFoil.add(new Cookie(bowl));
}

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Quote:

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// Stick the tray in the oven for at least 10 minutes.
oven.open();
oven.add(tray);
oven.close();

try{
Thread.sleep(600000); // 10 minutes.
}
catch (InterruptedException e) {
System.out.println("Schtop! These cookies are not ready yet!";
}

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Quote:

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// Check on the progress of the cookies every minute.
boolean stillWaiting = true;
while (stillWaiting) {
try {
Thread.sleep(60000); // One minute.
}
catch (InterruptedException e) {
System.out.println("Stop interrupting me!";
}

// Check that all the cookies are cooked!
stillWaiting = false;
for (int i = 0; i < tinFoil.size(); i++) {
Cookie cookie = (Cookie) tinFoil.get(i);
if (!cookie.isCooked()) {
stillWaiting = true;
break;
}
}
}

// Take the tray out.
oven.open();
tray = (Collection) oven.remove(oven.indexOf(tray));
oven.close();

// Bug fix suggested by Tim Bishop.
// (We forgot to turn off the oven!)
oven.turnOff();

// Wait for things to cool down.
try {
tray.wait(300000); // 5 minutes.
}
catch (InterruptedException e) {
System.out.println("Ouch! Burnt fingers!";
}

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Quote:

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it = tray.iterator();
while (it.hasNext()) {
Cookie cookie = (Cookie) it.next();
cookie.eat();
}

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