浠嶇劧鏄敤PizzaStore涓轟緥錛氭敞鎰忎笅闈㈢殑PizzaStore涓殑createPizza錛堬級鏂規硶鏄娊璞℃柟娉曪紝鎵ц榪囩▼鏈夊瓙綾繪潵鍐沖畾錛佽孭izzaStore涔熷洜姝よ屾槸鎶借薄綾匯?br />
閫氳繃NYPizzaStore鏉ュ垱寤轟竴涓狽YCheesePizza鐨勬椂搴忓浘濡備笅錛?br />
鍏蜂綋浠ｇ爜濡備笅錛?br />
1
package javaapplication18;
2
3public class Main
4
{
5
6 public static void main(String[] args)
7
{
8 PiszzaStore store = new NYPizzaStore();
9 store.createPizza("CheesePizza");
10 store.orderPizza();
11
}
12
}
13
package javaapplication18;2
3
public class Main4
{
5
6
public static void main(String[] args)7
{
8
PiszzaStore store = new NYPizzaStore();9
store.createPizza("CheesePizza");10
store.orderPizza();11
}12
}13
1package javaapplication18;
2
3public abstract class PiszzaStore
4{
5
6 Pizza mPizza;
7
8 public PiszzaStore()
9 {
10 }
11
12 public abstract Pizza createPizza(String pizzaName);
13
14 public Pizza orderPizza()
15 {
16 mPizza.prepare();
17 mPizza.bake();
18 mPizza.cut();
19 mPizza.box();
20 return mPizza;
21 }
22}
23
24
package javaapplication18;2
3
public abstract class PiszzaStore4
{5
6
Pizza mPizza;7
8
public PiszzaStore()9
{10
}11
12
public abstract Pizza createPizza(String pizzaName);13
14
public Pizza orderPizza()15
{16
mPizza.prepare();17
mPizza.bake();18
mPizza.cut();19
mPizza.box();20
return mPizza;21
}22
}23
24
1package javaapplication18;
2
3public class NYPizzaStore extends PiszzaStore
4{
5
6 public NYPizzaStore()
7 {
8 }
9
10 public Pizza createPizza(String pizzaName)
11 {
12 if (pizzaName.equals("CheesePizza"))
13 {
14 mPizza = new NYCheesePizza();
15 System.out.println("NY CheesePizza created.");
16 return mPizza;
17 }
18 else if (pizzaName.equals("ClamPizza"))
19 {
20 mPizza = new NYClamPizza();
21 System.out.println("NY ClamPizza created.");
22 return mPizza;
23 }
24 return null;
25 }
26}
27
28
package javaapplication18;2
3
public class NYPizzaStore extends PiszzaStore4
{5
6
public NYPizzaStore()7
{8
}9
10
public Pizza createPizza(String pizzaName)11
{12
if (pizzaName.equals("CheesePizza"))13
{14
mPizza = new NYCheesePizza();15
System.out.println("NY CheesePizza created.");16
return mPizza;17
}18
else if (pizzaName.equals("ClamPizza"))19
{20
mPizza = new NYClamPizza();21
System.out.println("NY ClamPizza created.");22
return mPizza;23
}24
return null;25
}26
}27
28
1package javaapplication18;
2
3public class Pizza
4{
5
6 public Pizza()
7 {
8 }
9
10 public void prepare()
11 {
12 System.out.println("pizza prepared");
13 }
14
15 public void bake()
16 {
17 System.out.println("pizza baked");
18 }
19
20 public void cut()
21 {
22 System.out.println("pizza cut");
23 }
24
25 public void box()
26 {
27 System.out.println("pizza boxed");
28 }
29}
30
31
package javaapplication18;2
3
public class Pizza4
{5
6
public Pizza()7
{8
}9
10
public void prepare()11
{12
System.out.println("pizza prepared");13
}14
15
public void bake()16
{17
System.out.println("pizza baked");18
}19
20
public void cut()21
{22
System.out.println("pizza cut");23
}24
25
public void box()26
{27
System.out.println("pizza boxed");28
}29
}30
31
浜嬪疄涓婏紝鎵璋撶殑Factory Methord璁茬櫧浜嗗氨鏄細鏈変簺浜嬫儏錛岀埗綾繪晠鎰忎笉騫蹭簨錛岃緇欏瓙綾誨幓騫層?br /> 綆鍖栫殑UML濡備笅錛?br />
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