Mercurial > dive4elements > framework
comparison artifact-database/src/main/java/de/intevation/artifactdatabase/state/DefaultFacet.java @ 351:eb1136134d09
Prepare inter-facet pre-rendering communication ('blackboard') phase.
artifacts/trunk@3329 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Wed, 30 Nov 2011 08:13:48 +0000 |
parents | 93a774fe2bb4 |
children | 1d11a0531242 |
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350:ab743e750ac6 | 351:eb1136134d09 |
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1 package de.intevation.artifactdatabase.state; | 1 package de.intevation.artifactdatabase.state; |
2 | |
3 import java.util.List; | |
2 | 4 |
3 import org.w3c.dom.Document; | 5 import org.w3c.dom.Document; |
4 import org.w3c.dom.Element; | 6 import org.w3c.dom.Element; |
5 import org.w3c.dom.Node; | 7 import org.w3c.dom.Node; |
6 | 8 |
16 * | 18 * |
17 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | 19 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
18 */ | 20 */ |
19 public class DefaultFacet implements Facet { | 21 public class DefaultFacet implements Facet { |
20 | 22 |
21 /** The index of this facet.*/ | 23 /** The index of this facet. */ |
22 protected int index; | 24 protected int index; |
23 | 25 |
24 /** The name of this facet.*/ | 26 /** The name of this facet. */ |
25 protected String name; | 27 protected String name; |
26 | 28 |
27 /** The description of this facet.*/ | 29 /** The description of this facet. */ |
28 protected String description; | 30 protected String description; |
29 | 31 |
32 | |
33 /** Trivial, empty constructor. */ | |
30 public DefaultFacet() { | 34 public DefaultFacet() { |
31 } | 35 } |
36 | |
32 | 37 |
33 /** | 38 /** |
34 * The default constructor to create new Facet objects. | 39 * The default constructor to create new Facet objects. |
35 * | 40 * |
36 * @param name The name of this new facet. | 41 * @param name The name of this new facet. |
52 this.index = index; | 57 this.index = index; |
53 this.name = name; | 58 this.name = name; |
54 this.description = description; | 59 this.description = description; |
55 } | 60 } |
56 | 61 |
62 | |
63 /** | |
64 * Copies name, index and description of other facet. | |
65 */ | |
57 public void set(Facet other) { | 66 public void set(Facet other) { |
58 index = other.getIndex(); | 67 index = other.getIndex(); |
59 name = other.getName(); | 68 name = other.getName(); |
60 description = other.getDescription(); | 69 description = other.getDescription(); |
61 } | 70 } |
71 | |
62 | 72 |
63 public Facet deepCopy() { | 73 public Facet deepCopy() { |
64 DefaultFacet copy = new DefaultFacet(); | 74 DefaultFacet copy = new DefaultFacet(); |
65 copy.set(this); | 75 copy.set(this); |
66 return copy; | 76 return copy; |
80 public String getDescription() { | 90 public String getDescription() { |
81 return description; | 91 return description; |
82 } | 92 } |
83 | 93 |
84 | 94 |
95 /** | |
96 * @return null | |
97 */ | |
85 public Object getData(Artifact artifact, CallContext context) { | 98 public Object getData(Artifact artifact, CallContext context) { |
86 return null; | 99 return null; |
87 } | 100 } |
101 | |
102 | |
103 /** | |
104 * (Do not) provide data. | |
105 * Override to allow other facets to access your data. | |
106 * @return always null. | |
107 */ | |
108 public Object provideBlackboardData( | |
109 Artifact artifact, | |
110 Object key, | |
111 Object param, | |
112 CallContext context | |
113 ) { | |
114 return null; | |
115 } | |
116 | |
117 | |
118 /** | |
119 * Return list of keys (objects) for which this facet can provide data | |
120 * ("external parameterization"), for other facets, via blackboard. | |
121 */ | |
122 public List getDataProviderKeys() { | |
123 return null; | |
124 } | |
125 | |
88 | 126 |
89 public String toString() { | 127 public String toString() { |
90 return new StringBuilder("name = '") | 128 return new StringBuilder("name = '") |
91 .append(name).append("', index = ") | 129 .append(name).append("', index = ") |
92 .append(index).append(", description = '") | 130 .append(index).append(", description = '") |