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1 package rero.config;
2
3 import java.util.*;
4
5 public class StringList
6 {
7 protected LinkedList values;
8 protected String  key;
9
10 public StringList(String _key)
11 {
12 key = _key;
13 load();
14 }
15
16 public void load()
17 {
18 String value = ClientState.getClientState().getString(key, null);
19 LinkedList rv = new LinkedList();
20
21 if (value != null)
22 {
23 String [] temp = value.split("::");
24 for (int x = 0; x < temp.length; x++)
25 {
26 if (temp[x].length() > 0)
27 rv.add(temp[x]);
28 }
29 }
30
31 values = rv;
32 }
33
34 public boolean isValue(String value)
35 {
36 return values.contains(value);
37 }
38
39 public LinkedList getList()
40 {
41 return values;
42 }
43
44 public void save()
45 {
46 StringBuffer value = new StringBuffer ();
47
48 if (values.size() > 0)
49 {
50 value.append(values.getFirst());
51
52 Iterator i = values.listIterator(1);
53 while (i.hasNext())
54 {
55 value.append("::");
56 value.append(i.next().toString());
57 }
58 }
59
60 ClientState.getClientState().setString(key, value.toString());
61 }
62
63 public void add(String element)
64 {
65 values.add(element);
66 }
67
68 public void remove(String element)
69 {
70 Iterator i = values.listIterator();
71 while (i.hasNext())
72 {
73 if (i.next().toString().equals(element))
74 {
75 i.remove();
76 }
77 }
78
79 save();
80 ClientState.getClientState().fireChange(key, element);
81 }
82
83 public void clear()
84 {
85 values = new LinkedList();
86 save();
87 ClientState.getClientState().fireChange(key);
88 }
89 }
90 |
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