Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/RiverSelect.java @ 3468:f37e7e8907cb

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merged flys-artifacts/2.8.1
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 28 Sep 2012 12:14:39 +0200
parents eccf966fb677
children cbe2febe30cc
comparison
equal deleted inserted replaced
3387:5ffad8bde8ad 3468:f37e7e8907cb
1 package de.intevation.flys.artifacts.states;
2
3 import java.util.List;
4
5 import org.apache.log4j.Logger;
6
7 import org.w3c.dom.Element;
8 import org.w3c.dom.Node;
9
10 import de.intevation.artifacts.Artifact;
11 import de.intevation.artifacts.CallContext;
12
13 import de.intevation.artifacts.common.utils.XMLUtils;
14
15 import de.intevation.artifactdatabase.ProtocolUtils;
16 import de.intevation.artifactdatabase.data.StateData;
17
18 import de.intevation.flys.model.River;
19
20 import de.intevation.flys.artifacts.FLYSArtifact;
21 import de.intevation.flys.artifacts.model.RiverFactory;
22 import de.intevation.flys.artifacts.resources.Resources;
23
24
25 /**
26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
27 */
28 public class RiverSelect extends DefaultState {
29
30 /** The logger used in this class. */
31 private static Logger logger = Logger.getLogger(RiverSelect.class);
32
33
34 /** Error message that is thrown if no river was found based on a given
35 * name.*/
36 public static final String ERROR_NO_SUCH_RIVER =
37 "error_feed_no_such_river";
38
39 /** Error message that is thrown if no river was found based on a given
40 * name.*/
41 public static final String ERROR_NO_RIVER_SELECTED =
42 "error_feed_no_river_selected";
43
44
45 /**
46 * The default constructor that initializes an empty State object.
47 */
48 public RiverSelect() {
49 }
50
51
52 /**
53 * Initialize the state based on the state node in the configuration.
54 *
55 * @param config The state configuration node.
56 */
57 public void setup(Node config) {
58 super.setup(config);
59 }
60
61
62 protected Element createData(
63 XMLUtils.ElementCreator cr,
64 Artifact artifact,
65 StateData data,
66 CallContext context)
67 {
68 Element select = ProtocolUtils.createArtNode(
69 cr, "select",
70 new String[] { "uiprovider" },
71 new String[] { "select_with_map" });
72 cr.addAttr(select, "name", data.getName(), true);
73
74 Element label = ProtocolUtils.createArtNode(
75 cr, "label", null, null);
76
77 Element choices = ProtocolUtils.createArtNode(
78 cr, "choices", null, null);
79
80 select.appendChild(label);
81
82 label.setTextContent(Resources.getMsg(
83 context.getMeta(),
84 getID(),
85 getID()));
86
87 return select;
88 }
89
90
91 @Override
92 protected Element[] createItems(
93 XMLUtils.ElementCreator cr,
94 Artifact artifact,
95 String name,
96 CallContext context)
97 {
98 List<River> rivers = RiverFactory.getRivers();
99 Element[] items = new Element[rivers.size()];
100
101 int idx = 0;
102 for (River river: rivers) {
103 items[idx++] = createRiverItem(cr, river);
104 }
105
106 return items;
107 }
108
109
110 /**
111 * This method creates a node that represents a river item. This node
112 * contains the label and the value that describe the river.
113 *
114 * @param cr The ElementCreator.
115 * @param river The river.
116 *
117 * @return the element that contains the information about the river.
118 */
119 protected Element createRiverItem(XMLUtils.ElementCreator cr, River river) {
120 Element item = ProtocolUtils.createArtNode(cr, "item", null, null);
121 Element label = ProtocolUtils.createArtNode(cr, "label", null, null);
122 Element value = ProtocolUtils.createArtNode(cr, "value", null, null);
123
124 label.setTextContent(river.getName());
125 value.setTextContent(river.getName());
126
127 item.appendChild(label);
128 item.appendChild(value);
129
130 return item;
131 }
132
133
134 @Override
135 public boolean validate(Artifact artifact)
136 throws IllegalArgumentException
137 {
138 logger.debug("RiverSelect.validate");
139
140 FLYSArtifact flys = (FLYSArtifact) artifact;
141
142 StateData dRiver = getData(flys, "river");
143
144 if (dRiver == null || dRiver.getValue() == null) {
145 throw new IllegalArgumentException(ERROR_NO_RIVER_SELECTED);
146 }
147
148 River river = RiverFactory.getRiver((String) dRiver.getValue());
149
150 if (river == null) {
151 throw new IllegalArgumentException(ERROR_NO_SUCH_RIVER);
152 }
153
154 return true;
155 }
156
157
158 @Override
159 protected String getUIProvider() {
160 return "river_panel";
161 }
162 }
163 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
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