-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathTest.java
More file actions
252 lines (185 loc) · 5.5 KB
/
Test.java
File metadata and controls
252 lines (185 loc) · 5.5 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
package reflect;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
public class Test {
/** 匿名内部类 ***/
private static Thread memberAnonymous = new Thread(){
};
/** 成员内部类 ***/
private class MemberInner extends Super{
private String a2;
public int b2;
public MemberInner(){
}
public MemberInner(String str){
}
private MemberInner(int str){
}
public void a2() {
}
private void b2() {
}
}
private class Super{
private int a1;
public int b1;
public void a1() {
}
private void b1() {
}
}
public static void main(String[] args) {
/**
* 局部内部类
* @author Administrator
*
*/
class LocaInner{
}
/**
* 局部匿名内部类
*/
Thread localAnonymous = new Thread(){
public void run() {};
};
try {
Class<MemberInner> cls =
(Class<MemberInner>) Class.forName("reflect.Test$MemberInner");
/**
* 获取所有public的构造器
*/
System.out.println("getConstructors");
constructor(cls.getConstructors());
/**
* 获取所有声明的构造器
*/
System.out.println("getDeclaredConstructors");
constructor(cls.getDeclaredConstructors());
/**
*获取在构造器定义的类的构造器
*/
System.out.println("getEnclosingConstructor");
constructor(LocaInner.class.getEnclosingConstructor());
System.out.println("-------------------------------------------");
/**
* 获取在当前类声明的所有字段
*/
System.out.println("getDeclaredFields");
field(cls.getDeclaredFields());
/**
* 获取所有声明和继承的public字段
*/
System.out.println("getFields");
field(cls.getFields());
System.out.println("-------------------------------------------");
/**
* 获取当前类声明的所有方法
*/
System.out.println("getDeclaredMethods");
method(cls.getDeclaredMethods());
/**
* 获取所有声明和继承的public方法
*/
System.out.println("getMethods");
method(cls.getMethods());
/**
* 获取在方法中声明的局部类的外部方法
*/
System.out.println("getEnclosingMethod");
method(LocaInner.class.getEnclosingMethod());
System.out.println("-------------------------------------------");
/**
* 获取所有声明的成员内部类
*/
System.out.println("getDeclaredClasses");
classes_(Test.class.getDeclaredClasses());
System.out.println("-------------------------------------------");
/**
* 获取内部类的外部类
*/
System.out.println("getEnclosingClass");
class_(MemberInner.class.getEnclosingClass());
System.out.println("-------------------------------------------");
/**
* 是否是匿名类，是否是局部类，成员内部类
*/
System.out.println("MemberInner isMemberClass " + MemberInner.class.isMemberClass());
System.out.println("MemberInner isAnonymousClass " + MemberInner.class.isAnonymousClass());
System.out.println("MemberInner isLocalClass " + MemberInner.class.isLocalClass());
System.out.println("LocaInner isMemberClass " + LocaInner.class.isMemberClass());
System.out.println("LocaInner isAnonymousClass " + LocaInner.class.isAnonymousClass());
System.out.println("LocaInner isLocalClass " + LocaInner.class.isLocalClass());
System.out.println("memberAnonymous isMemberClass " + memberAnonymous.getClass().isMemberClass());
System.out.println("memberAnonymous isAnonymousClass " + memberAnonymous.getClass().isAnonymousClass());
System.out.println("memberAnonymous isLocalClass " + memberAnonymous.getClass().isLocalClass());
System.out.println("localAnonymous isMemberClass " + localAnonymous.getClass().isMemberClass());
System.out.println("localAnonymous isAnonymousClass " + localAnonymous.getClass().isAnonymousClass());
System.out.println("localAnonymous isLocalClass " + localAnonymous.getClass().isLocalClass());
/**
* 获取内部类的全限定名
*/
class_(MemberInner.class);
class_(LocaInner.class);
class_(memberAnonymous.getClass());
class_(localAnonymous.getClass());
System.out.println("-------------------------------------------");
System.out.println(Test.class.getResource("/"));
System.out.println("-------------------------------------------");
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
private static void class_(Class<?> classes){
if(classes == null){
return;
}
System.out.println(classes.getName());
}
private static void classes_(Class<?>[] classes){
for(Class cls:classes){
class_(cls);
}
System.out.println();
}
private static void constructor(Constructor<?>[] constructors){
for(Constructor<?> constructor:constructors){
constructor(constructor);
}
System.out.println();
}
private static void constructor(Constructor<?> constructor){
if(constructor == null){
System.out.println("null");
return;
}
String desc = constructor.toString();
System.out.println(desc);
}
private static void field(Field[] fields){
for(Field field:fields){
field(field);
}
System.out.println();
}
private static void field(Field field){
if(field == null){
return;
}
String desc = field.toString();
System.out.println(desc);
}
private static void method(Method[] methods){
for(Method method:methods){
method(method);
}
System.out.println();
}
private static void method(Method method){
if(method == null){
return;
}
String desc = method.toString();
System.out.println(desc);
}
}