-
Notifications
You must be signed in to change notification settings - Fork 2
Expand file tree
/
Copy pathSolution.java
More file actions
106 lines (69 loc) · 3.39 KB
/
Solution.java
File metadata and controls
106 lines (69 loc) · 3.39 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
//For their sakes I sanctify myself, that they themselves also may be sanctified in truth. (John 17:19)
--------------------------------------------------Bean.java-------------------------------------------------------------
package com.javarush.task.task17.task1719;
public interface Bean { //это интерфейс-маркер
}
------------------------------------------------------------------------------------------------------------------------
--------------------------------------------------ApplicationContext.java-----------------------------------------------
package com.javarush.task.task17.task1719;
import java.util.HashMap;
import java.util.Map;
/*
ApplicationContext
*/
public abstract class ApplicationContext<GenericsBean extends Bean> {
private Map<String, GenericsBean> container = new HashMap<String, GenericsBean>();
//Map<Name, some class implemented Bean interface>
protected ApplicationContext() {
parseAllClassesAndInterfaces();
}
public synchronized GenericsBean getByName(String name) {
return container.get(name);
}
public synchronized GenericsBean removeByName(String name) {
return container.remove(name);
}
protected abstract void parseAllClassesAndInterfaces();
public static void main(String[] args) {
}
}
------------------------------------------------------------------------------------------------------------------------
/*
ApplicationContext
ApplicationContext будет доступен множеству нитей.
Сделать так, чтобы данные не терялись: подумай, какое ключевое слово необходимо поставить и где.
Требования:
1. Класс ApplicationContext должен быть абстрактным.
2. Класс ApplicationContext должен содержать private поле container типа Map.
3. В getByName(String name), если необходимо, используй synchronized.
4. В removeByName(String name), если необходимо, используй synchronized.
--------------------------------------------------Bean.java-------------------------------------------------------------
package com.javarush.task.task17.task1719;
public interface Bean { //это интерфейс-маркер
}
------------------------------------------------------------------------------------------------------------------------
--------------------------------------------------ApplicationContext.java-----------------------------------------------
package com.javarush.task.task17.task1719;
import java.util.HashMap;
import java.util.Map;
/*
ApplicationContext
*/
public abstract class ApplicationContext<GenericsBean extends Bean> {
private Map<String, GenericsBean> container = new HashMap<String, GenericsBean>();
//Map<Name, some class implemented Bean interface>
protected ApplicationContext() {
parseAllClassesAndInterfaces();
}
public GenericsBean getByName(String name) {
return container.get(name);
}
public GenericsBean removeByName(String name) {
return container.remove(name);
}
protected abstract void parseAllClassesAndInterfaces();
public static void main(String[] args) {
}
}
------------------------------------------------------------------------------------------------------------------------
*/