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
|
package NET.worlds.scape;
import NET.worlds.console.Console;
import java.io.IOException;
import java.text.MessageFormat;
import java.util.Vector;
public class RunningActionHandler extends SuperRoot implements FrameHandler, NonPersister {
private Action action;
private Persister seqID;
private RunningActionCallback callback;
private Object callbackCookie;
private static Object classCookie = new Object();
public static void trigger(Action act, World w, Event event) {
trigger(act, w, event, null, null);
}
public static void trigger(Action act, World w, Event event, RunningActionCallback callb, Object o) {
if (act.isActive()) {
Persister seqID = null;
if ((seqID = act.trigger(event, seqID)) != null) {
new RunningActionHandler(w, act, seqID, callb, o);
}
}
}
public static void trigger(Vector v, World w, Event event) {
trigger(v, w, event, null, null);
}
public static void trigger(Vector v, World w, Event event, RunningActionCallback callb, Object o) {
Vector acts = (Vector)v.clone();
int sz = acts.size();
for (int i = 0; i < sz; i++) {
Action act = (Action)acts.elementAt(i);
if (v.contains(act)) {
trigger(act, w, event, callb, o);
}
}
}
RunningActionHandler() {
}
private RunningActionHandler(World world, Action a, Persister seqID, RunningActionCallback callb, Object o) {
this.action = a;
this.seqID = seqID;
this.callback = callb;
this.callbackCookie = o;
world.addHandler(this);
}
@Override
public boolean handle(FrameEvent e) {
if (!this.action.isActive() || (this.seqID = this.action.trigger(e, this.seqID)) == null) {
if (this.callback != null) {
this.callback.actionDone(this.action, e, this.callbackCookie);
}
this.getWorld().removeHandler(this);
}
return true;
}
@Override
public Object properties(int index, int offset, int mode, Object value) throws NoSuchPropertyException {
Object ret = null;
switch (index - offset) {
case 0:
if (mode == 0) {
ret = new Property(this, index, "Action");
} else if (mode == 1) {
ret = this.action;
}
break;
case 1:
if (mode == 0) {
ret = new Property(this, index, "Sequence ID Object");
} else if (mode == 1) {
ret = this.seqID;
}
break;
default:
ret = super.properties(index, offset + 2, mode, value);
}
return ret;
}
@Override
public void saveState(Saver s) throws IOException {
Console.println(Console.message("Save-running"));
s.saveVersion(3, classCookie);
super.saveState(s);
s.save(this.action);
s.saveMaybeNull(this.seqID);
s.saveMaybeNull((Persister)this.callback);
}
@Override
public void restoreState(Restorer r) throws IOException, TooNewException {
switch (r.restoreVersion(classCookie)) {
case 0:
super.restoreState(r);
r.restore();
this.action = (Action)r.restoreMaybeNull();
this.callback = null;
break;
case 1:
super.restoreState(r);
this.action = (Action)r.restore();
this.callback = null;
break;
case 2:
super.restoreState(r);
this.action = (Action)r.restore();
this.seqID = r.restoreMaybeNull();
this.callback = null;
break;
case 3:
super.restoreState(r);
this.action = (Action)r.restore();
this.seqID = r.restoreMaybeNull();
this.callback = (RunningActionCallback)r.restoreMaybeNull();
break;
default:
throw new TooNewException();
}
}
@Override
public void postRestore(int version) {
super.postRestore(version);
Object[] arguments = new Object[]{new String(this.getName())};
Console.println(MessageFormat.format(Console.message("Discarding-old"), arguments));
SuperRoot owner = this.getOwner();
if (owner instanceof WObject) {
((WObject)owner).removeHandler(this);
} else if (owner instanceof World) {
((World)owner).removeHandler(this);
} else {
Console.println(MessageFormat.format(Console.message("Unable-discard"), arguments));
}
}
@Override
public String toString() {
return super.toString() + ":" + this.action.getName() + "[" + this.seqID + "]";
}
}
|