1 package InnerClass;
2
3
4
5 /**
6 * 匿名内部类
7 * @author SiyyaWu
8 */
9 public class AnonymousInnerClass {
10
11 public static void main(String[] args) {
12 // TODO Auto-generated method stub
13 }
14
15
16 /**
17 * 匿名内部类简化写法
18 * @author SiyyaWu
19 * @param x
20 * @return
21 */
22 public Contents1 contents(final int x){
23 return new Contents1(){
24 public int value(){
25 return super.value()*x;
26 }
27 @Override
28 public void run() {
29 // TODO Auto-generated method stub
30 System.out.println("抽象方法");
31 }
32 };
33 }
34
35 /**
36 * 匿名内部类完整写法
37 * @author SiyyaWu
38 */
39 public class MyContents extends Contents1{
40 private int x;
41 public MyContents(int x){
42 this.x=x;
43 }
44 public int value(){
45 return super.value()*x;
46 }
47 @Override
48 public void run() {
49 // TODO Auto-generated method stub
50 System.out.println("抽象方法");
51 }
52 }
53
54 public Contents1 contentsAll(int x){
55 return new MyContents(x);
56 }
57
58 /**
59 * 匿名内部类正常写法
60 * @author SiyyaWu
61 */
62 class Contents2Impl implements Contents2{
63
64 @Override
65 public int value() {
66 // TODO Auto-generated method stub
67 return 5;
68 }
69 }
70 public Contents2 contents2All(){
71 return new Contents2Impl();
72 }
73
74 /**
75 * 匿名内部类的简化写法
76 * @author SiyyaWu
77 * @return
78 */
79 public Contents2 contents2(){
80 return new Contents2() {
81
82 @Override
83 public int value() {
84 // TODO Auto-generated method stub
85 return 5;
86 }
87
88 };
89 }
90 }
91
92 /**
93 * 抽象类
94 * @author SiyyaWu
95 */
96 abstract class Contents1{
97 public int i=2;
98 public int value(){
99 return i;
100 }
101 public abstract void run();
102 }
103
104
105 /**
106 * 接口
107 * @author SiyyaWu
108 */
109 interface Contents2{
110 public int value();
111 }
