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1 package rero.bridges.event;
2
3 import java.util.HashMap  ;
4 import java.util.List ;
5 import java.util.LinkedList ;
6 import java.util.ListIterator ;
7
8 import rero.bridges.event.CodeSnippet;
9 import rero.ircfw.interfaces.ChatListener;
11 public abstract class ScriptedEventListener
12 {
13 protected boolean registered = false;
15 protected List temporary = new LinkedList ();
16 protected List permanent = new LinkedList ();
17
18 public int dispatchEvent(HashMap eventDescription)
19 {
20 int rv = easyDispatch(temporary, eventDescription);
21
22 if (rv == ChatListener.EVENT_DONE)
23 {
24 rv = easyDispatch(permanent, eventDescription);
25 }
26
27 return rv;
28 }
29
30 private int easyDispatch(List listeners, HashMap eventDescription)
31 {
32 CodeSnippet l;
33
34 ListIterator iter = listeners.listIterator();
35 while (iter.hasNext())
36 {
37 l = (CodeSnippet)iter.next();
38
39 if (l.isValid())
40 {
41 if (listeners == temporary)
42 {
43 iter.remove();
44 }
45
46 int rv = l.execute(eventDescription);
47
48 if ((rv & (ChatListener.REMOVE_LISTENER)) == ChatListener.REMOVE_LISTENER && listeners != temporary)
49 {
50 iter.remove();
51 }
52
53 if ((rv & (ChatListener.EVENT_HALT)) == ChatListener.EVENT_HALT)
54 {
55 return ChatListener.EVENT_HALT;
56 }
57 }
58 else
59 {
60 iter.remove(); }
62 }
63
64 return ChatListener.EVENT_DONE;
65 }
66
67 public void addTemporaryListener(CodeSnippet c)
68 {
69 temporary.add(c);
70 }
71
72 public void addListener(CodeSnippet c)
73 {
74 permanent.add(c);
75 }
76
77 public abstract void setupListener();
78
79 public boolean isSetup()
80 {
81 return registered;
82 }
83
84 public void setRegistered()
85 {
86 registered = true;
87 }
88 }
89
90
91 |
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