Repository navigation
Expand file tree
/
Copy pathGumballMachine.java
More file actions
83 lines (63 loc) · 1.44 KB
/
Copy pathGumballMachine.java
File metadata and controls
83 lines (63 loc) · 1.44 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
package state;
import state.impl.HasQuarterState;
import state.impl.NoQuarterState;
import state.impl.SoldOutState;
import state.impl.WinnerState;
/**
* Created by http://teachcourse.cn on 2018/03/22.
*/
public class GumballMachine {
State soldOutState;
State noQuarterState;
State hasQuarterState;
State soldState;
State winnerState;
State state = soldOutState;
int count = 0;
public GumballMachine(int numberGumballs) {
soldOutState = new SoldOutState(this);
noQuarterState = new NoQuarterState(this);
hasQuarterState = new HasQuarterState(this);
soldState = new SoldOutState(this);
winnerState = new WinnerState(this);
this.count = numberGumballs;
if (numberGumballs > 0)
state = noQuarterState;
}
public void insertQuarter() {
state.insertQuarter();
}
public void ejectQuarter() {
state.ejectQuarter();
}
public void turnCrank() {
state.turnCrank();
state.dispense();
}
public void setState(State state) {
this.state = state;
}
public void releaseBall() {
System.out.println("A gumball comes rolling out the slot...");
if (count != 0)
count--;
}
public State getNoQuarterState() {
return noQuarterState;
}
public State getSoldState() {
return soldState;
}
public int getCount() {
return count;
}
public State getSoldOutState() {
return soldOutState;
}
public State getWinnerState() {
return winnerState;
}
public State getHasQuarterState() {
return hasQuarterState;
}
}