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comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/StaticWKmsArtifact.java @ 1723:690037105542

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Added new Artifact and Facet to access 'static' data via WKmsFactory. flys-artifacts/trunk@3005 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Tue, 18 Oct 2011 12:56:12 +0000
parents
children d9afb16d1fd4
comparison
equal deleted inserted replaced
1722:fb4fb1c67c35 1723:690037105542
1 package de.intevation.flys.artifacts;
2
3 import java.util.ArrayList;
4 import java.util.List;
5
6 import org.apache.log4j.Logger;
7
8 import org.w3c.dom.Document;
9
10 import de.intevation.artifactdatabase.state.Facet;
11 import de.intevation.artifactdatabase.state.DefaultOutput;
12 import de.intevation.artifactdatabase.state.State;
13
14 import de.intevation.artifacts.Artifact;
15 import de.intevation.artifacts.ArtifactFactory;
16 import de.intevation.artifacts.ArtifactNamespaceContext;
17 import de.intevation.artifacts.CallMeta;
18
19 import de.intevation.flys.artifacts.model.WKms;
20 import de.intevation.flys.artifacts.model.WKmsFacet;
21 import de.intevation.flys.artifacts.model.WstValueTable;
22 import de.intevation.flys.artifacts.model.WstValueTableFactory;
23 import de.intevation.flys.artifacts.model.WKmsFactory;
24
25 import de.intevation.flys.artifacts.states.StaticState;
26 import de.intevation.flys.artifacts.resources.Resources;
27
28 import de.intevation.flys.utils.FLYSUtils;
29 import de.intevation.artifacts.common.utils.XMLUtils;
30
31
32 /**
33 * Artifact to access additional "waterlevel"-type of data, like the height
34 * of protective measures (dikes).
35 *
36 * This artifact neglects (Static)FLYSArtifacts capabilities of interaction
37 * with the StateEngine by overriding the getState*-methods.
38 */
39 public class StaticWKmsArtifact
40 extends StaticFLYSArtifact
41 {
42 /** The logger for this class. */
43 private static Logger logger =
44 Logger.getLogger(StaticWKmsArtifact.class);
45
46 /** XPath to access initial parameter. */
47 public static final String XPATH_DATA =
48 "/art:action/art:ids/@value";
49
50 /** One and only state to be in. */
51 protected transient State state = null;
52
53 protected int col_pos;
54
55 protected int wst_id;
56
57
58 /**
59 * Trivial Constructor.
60 */
61 public StaticWKmsArtifact() {
62 logger.debug("StaticWKmsArtifact.StaticWKmsArtifact");
63 }
64
65
66 /**
67 * Gets called from factory, to set things up.
68 */
69 @Override
70 public void setup(
71 String identifier,
72 ArtifactFactory factory,
73 Object context,
74 CallMeta callMeta,
75 Document data)
76 {
77 logger.debug("StaticWKmsArtifact.setup");
78
79 state = new StaticState(
80 "state.additional_wkms.static",
81 "state.additional_wkms.static");
82 List<Facet> fs = new ArrayList<Facet>();
83 logger.debug(XMLUtils.toString(data));
84 String code = XMLUtils.xpathString(
85 data, XPATH_DATA, ArtifactNamespaceContext.INSTANCE);
86
87 logger.debug("makes: " + code);
88
89 //ex.: flood_protection-wstv-114-12
90 if (code != null) {
91 String [] parts = code.split("-");
92 int col = Integer.valueOf(parts[2]);
93 int wst = Integer.valueOf(parts[3]);
94 // These shall be put in data (addData)
95 this.col_pos = col;
96 this.wst_id = wst;
97 // addDataAsString?
98 }
99
100 // Will get col_id and wst_id
101
102 Facet facet = new WKmsFacet(Resources.getMsg(callMeta,
103 "facet.discharge_curves.mainvalues.w",
104 "facet.discharge_curves.mainvalues.w"));
105 fs.add(facet);
106 facets.put(state.getID(), fs);
107
108 spawnState();
109 super.setup(identifier, factory, context, callMeta, data);
110 }
111
112
113 /**
114 * Initialize the static state with output.
115 */
116 protected State spawnState() {
117 state = new StaticState(
118 "state.additional_wkms.static",
119 "state.additional_wkms.static");
120 List<Facet> fs = (List<Facet>) facets.get("state.additional_wkms.static");
121 DefaultOutput output = new DefaultOutput(
122 "w_differences",
123 "w_differences.longitudinal_section", "image/png",
124 fs,
125 "chart");
126 // TODO: also add longitudinal_section output?
127
128 state.getOutputs().add(output);
129 return state;
130 }
131
132
133 /**
134 * Called via setup.
135 */
136 @Override
137 protected void initialize(Artifact artifact, Object context, CallMeta meta) {
138 logger.debug("StaticWKmsArtifact.initialize");
139 WINFOArtifact winfo = (WINFOArtifact) artifact;
140 // TODO: The river is of no interest, so far.
141 addData("river", winfo.getData("river"));
142 }
143
144
145 /**
146 * Get a list containing the one and only State.
147 * @param context ignored.
148 * @return list with one and only state.
149 */
150 @Override
151 protected List<State> getStates(Object context) {
152 ArrayList<State> states = new ArrayList<State>();
153 states.add(getState());
154 return states;
155 }
156
157
158 /**
159 * Get the "current" state (there is but one).
160 * @param cc ignored.
161 * @return the "current" (only possible) state.
162 */
163 @Override
164 public State getCurrentState(Object cc) {
165 return getState();
166 }
167
168
169 /**
170 * Get the only possible state.
171 * @return the state.
172 */
173 protected State getState() {
174 return getState(null, null);
175 }
176
177
178 /**
179 * Get the state.
180 * @param context ignored.
181 * @param stateID ignored.
182 * @return the state.
183 */
184 @Override
185 protected State getState(Object context, String stateID) {
186 if (state != null)
187 return state;
188 else
189 return spawnState();
190 }
191
192
193 /**
194 * Get WKms from factory.
195 * @param TODO idx param is not needed
196 * @return WKms according to parameterization (can be null);
197 */
198 public WKms getWKms(int idx) {
199 logger.debug("StaticWKmsArtifact.getWKms");
200
201 // TODO KIND is not needed.
202 return WKmsFactory.getWKms(
203 WKmsFactory.KIND_PROTECTION,
204 this.col_pos,
205 this.wst_id);
206 }
207 }
208 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
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