1 package danlimoshi;
2
3 public class FactoryTest {
4 public static void main(String[] args) {
5 Factory factory=Factory.getFactory();
6 System.out.println("factory "+factory);
7 Factory factory2=Factory.getFactory();
8 factory2.setFactory("张三", 20);
9 System.out.println("factory2 "+factory2+"factory "+factory);
10 System.out.println(factory==factory2);
11 }
12 }
13
14 class Factory {
15 private static Factory factory = new Factory();
16 private static String name="单例模式";
17 private static int age=18;
18 private Factory(){};
19
20 static Factory getFactory() {
21 return factory;
22 }
23
24 static void setFactory(String name,int age) {
25 Factory.name=name;
26 Factory.age=age;
27 }
28
29 @Override
30 public String toString() {
31 return "Factory [name="+name+", age="+age+"]";
32 }
33
34
35 }
1 factory Factory [name=单例模式, age=18]
2 factory2 Factory [name=张三, age=20]factory Factory [name=张三, age=20]
3 true
