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1 package net.innig.macker.example.layering.model;
2
3 import net.innig.macker.example.layering.persistence.*;
4
5 import java.util.*;
6
7 public class Thinger
8 {
9 private static ThingerPersistence getPersist()
10 throws PersistenceException
11 {
12 if(persist == null)
13 persist = new ThingerPersistence();
14 return persist;
15 }
16 private static ThingerPersistence persist;
17
18 public static Set getAll()
19 throws PersistenceException
20 {
21 Set allNames = getPersist().selectAll();
22 Set allThingers = new HashSet();
23 for(Iterator i = allNames.iterator(); i.hasNext(); )
24 allThingers.add(new Thinger((String  ) i.next(), true));
25 return allThingers;
26 }
27
28 public Thinger(String name)
29 { this(name, false); }
30
31 private Thinger(String name, boolean stored)
32 {
33 this.name = name;
34 this.stored = stored;
35 }
36
37 public String getName()
38 { return name; }
39
40 public void store()
41 throws PersistenceException
42 {
43 if(!stored)
44 getPersist().insert(name);
45 stored = true;
46 }
47
48 public void delete()
49 throws PersistenceException
50 {
51 getPersist().delete(name);
52 stored = false;
53 }
54
55 public String toString()
56 { return name; }
57
58 private boolean stored = false;
59 private final String name;
60 } |
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