Mercurial > dive4elements > framework
comparison artifact-database/src/main/java/de/intevation/artifactdatabase/state/FacetActivity.java @ 403:bd76529d612b
FacetActivity: Added interface and registry to decide if a facet should initially active or not.
artifacts/trunk@5150 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Sun, 29 Jul 2012 09:37:55 +0000 |
parents | |
children | 4c78c5d2b367 |
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402:b4ed641f01db | 403:bd76529d612b |
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1 package de.intevation.artifactdatabase.state; | |
2 | |
3 import de.intevation.artifacts.Artifact; | |
4 | |
5 import java.util.HashMap; | |
6 import java.util.Map; | |
7 | |
8 public interface FacetActivity | |
9 { | |
10 public static final FacetActivity ACTIVE = new FacetActivity() { | |
11 @Override | |
12 public boolean isInitialActive( | |
13 Artifact artifact, | |
14 Facet facet, | |
15 String output | |
16 ) { | |
17 return true; | |
18 } | |
19 }; | |
20 | |
21 public static final FacetActivity INACTIVE = new FacetActivity() { | |
22 @Override | |
23 public boolean isInitialActive( | |
24 Artifact artifact, | |
25 Facet facet, | |
26 String output | |
27 ) { | |
28 return false; | |
29 } | |
30 }; | |
31 | |
32 boolean isInitialActive(Artifact artifact, Facet facet, String output); | |
33 | |
34 public static final class Registry { | |
35 | |
36 private static final Registry INSTANCE = new Registry(); | |
37 | |
38 private Map<String, FacetActivity> activities; | |
39 | |
40 private Registry() { | |
41 activities = new HashMap<String, FacetActivity>(); | |
42 } | |
43 | |
44 public Registry getInstance() { | |
45 return INSTANCE; | |
46 } | |
47 | |
48 public synchronized FacetActivity getActivity(String key) { | |
49 FacetActivity activity = activities.get(key); | |
50 return activity != null ? activity : ACTIVE; | |
51 } | |
52 | |
53 public synchronized void register(String key, FacetActivity activity) { | |
54 activities.put(key, activity); | |
55 } | |
56 } | |
57 } | |
58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |