Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java @ 362:d79a51fc4f1d
Added necessary methods to start the computation of waterlevel data.
flys-artifacts/trunk@1770 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Fri, 29 Apr 2011 07:46:27 +0000 |
| parents | d97982627596 |
| children | 0ccf7200fc51 |
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| 361:3e3ec9613883 | 362:d79a51fc4f1d |
|---|---|
| 18 import de.intevation.artifactdatabase.state.StateEngine; | 18 import de.intevation.artifactdatabase.state.StateEngine; |
| 19 import de.intevation.artifactdatabase.transition.TransitionEngine; | 19 import de.intevation.artifactdatabase.transition.TransitionEngine; |
| 20 | 20 |
| 21 import de.intevation.artifacts.common.utils.XMLUtils; | 21 import de.intevation.artifacts.common.utils.XMLUtils; |
| 22 | 22 |
| 23 import de.intevation.flys.model.River; | |
| 24 | |
| 23 import de.intevation.flys.artifacts.states.DefaultState; | 25 import de.intevation.flys.artifacts.states.DefaultState; |
| 24 import de.intevation.flys.artifacts.context.FLYSContext; | 26 import de.intevation.flys.artifacts.context.FLYSContext; |
| 27 import de.intevation.flys.artifacts.model.WQKms; | |
| 28 import de.intevation.flys.artifacts.model.WstValueTable; | |
| 25 | 29 |
| 26 | 30 |
| 27 /** | 31 /** |
| 28 * The default WINFO artifact. | 32 * The default WINFO artifact. |
| 29 * | 33 * |
| 213 DefaultState state = (DefaultState) engine.getState(stateId); | 217 DefaultState state = (DefaultState) engine.getState(stateId); |
| 214 state = (DefaultState) fillState(state); | 218 state = (DefaultState) fillState(state); |
| 215 | 219 |
| 216 ui.appendChild(state.describeStatic(doc, ui, context, uuid)); | 220 ui.appendChild(state.describeStatic(doc, ui, context, uuid)); |
| 217 } | 221 } |
| 218 | 222 } |
| 223 | |
| 224 | |
| 225 // | |
| 226 // METHODS FOR RETRIEVING COMPUTED DATA FOR DIFFERENT CHART TYPES | |
| 227 // | |
| 228 | |
| 229 /** | |
| 230 * Returns the data that is computed by a waterlevel computation. | |
| 231 * | |
| 232 * @return an array of data triples that consist of W, Q and Kms. | |
| 233 */ | |
| 234 public WQKms[] getWaterlevelData() | |
| 235 throws NullPointerException | |
| 236 { | |
| 237 logger.debug("WINFOArtifact.getWaterlevelData"); | |
| 238 | |
| 239 River river = getRiver(); | |
| 240 if (river == null) { | |
| 241 throw new NullPointerException("No river selected."); | |
| 242 } | |
| 243 | |
| 244 double[] kms = getKms(); | |
| 245 if (kms == null) { | |
| 246 throw new NullPointerException("No Kms selected."); | |
| 247 } | |
| 248 | |
| 249 double[] qs = getQs(); | |
| 250 if (qs == null) { | |
| 251 // TODO Use DischargeTableValue.getQForW() to compute the Qs. | |
| 252 } | |
| 253 | |
| 254 WstValueTable wst = WstValueTable.getTable(river); | |
| 255 if (wst == null) { | |
| 256 throw new NullPointerException("No Wst found for selected river."); | |
| 257 } | |
| 258 | |
| 259 // TODO Introduce a caching mechanism here! | |
| 260 | |
| 261 return computeWaterlevelData(kms, qs, wst); | |
| 262 } | |
| 263 | |
| 264 | |
| 265 /** | |
| 266 * Computes the data of a waterlevel computation based on the interpolation | |
| 267 * in WstValueTable. | |
| 268 * | |
| 269 * @param kms The kilometer values. | |
| 270 * @param qa The discharge values. | |
| 271 * @param wst The WstValueTable used for the interpolation. | |
| 272 * | |
| 273 * @return an array of data triples that consist of W, Q and Kms. | |
| 274 */ | |
| 275 public static WQKms[] computeWaterlevelData( | |
| 276 double[] kms, | |
| 277 double[] qs, | |
| 278 WstValueTable wst) | |
| 279 { | |
| 280 logger.info("WINFOArtifact.computeWaterlevelData"); | |
| 281 | |
| 282 WQKms[] wqkms = new WQKms[qs.length]; | |
| 283 for (int i = 0; i < wqkms.length; i++) { | |
| 284 wqkms[i] = new WQKms(); | |
| 285 } | |
| 286 | |
| 287 for (double km: kms) { | |
| 288 double[] interpolatedW = wst.interpolateW(km, qs); | |
| 289 | |
| 290 // TODO Modify the interpolation to return a better formed data | |
| 291 // structure. | |
| 292 for (int i = 0; i < interpolatedW.length; i++) { | |
| 293 wqkms[i].add(interpolatedW[i], qs[i], km); | |
| 294 } | |
| 295 } | |
| 296 | |
| 297 return wqkms; | |
| 219 } | 298 } |
| 220 } | 299 } |
| 221 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 300 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |