Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java @ 689:f8ac04b2dbd0 facets-slt
Added two more compute() methods to ComputeCallback to distinguish between different phases of the artifact.
flys-artifacts/branches/facets-slt@2129 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Thu, 16 Jun 2011 08:43:58 +0000 |
| parents | 06689035024c |
| children | af393c5eb2c8 |
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| 688:dc3613c4daf6 | 689:f8ac04b2dbd0 |
|---|---|
| 21 import de.intevation.artifacts.common.utils.XMLUtils; | 21 import de.intevation.artifacts.common.utils.XMLUtils; |
| 22 | 22 |
| 23 import de.intevation.flys.model.Gauge; | 23 import de.intevation.flys.model.Gauge; |
| 24 import de.intevation.flys.model.River; | 24 import de.intevation.flys.model.River; |
| 25 | 25 |
| 26 import de.intevation.flys.artifacts.states.CalculationSelect; | |
| 27 import de.intevation.flys.artifacts.states.DefaultState; | 26 import de.intevation.flys.artifacts.states.DefaultState; |
| 28 import de.intevation.flys.artifacts.context.FLYSContext; | 27 import de.intevation.flys.artifacts.context.FLYSContext; |
| 29 | 28 |
| 30 import de.intevation.flys.artifacts.model.ComputeCallback; | 29 import de.intevation.flys.artifacts.model.ComputeCallback; |
| 31 import de.intevation.flys.artifacts.model.DischargeTables; | 30 import de.intevation.flys.artifacts.model.DischargeTables; |
| 244 // METHODS FOR RETRIEVING COMPUTED DATA FOR DIFFERENT CHART TYPES | 243 // METHODS FOR RETRIEVING COMPUTED DATA FOR DIFFERENT CHART TYPES |
| 245 // | 244 // |
| 246 | 245 |
| 247 | 246 |
| 248 /** | 247 /** |
| 249 * Dispatches the computation request to compute(CallContext context, String | |
| 250 * hash) with the current hash value of the artifact which is provided by | |
| 251 * hash(). | |
| 252 * | |
| 253 * @param context The CallContext. | |
| 254 */ | |
| 255 public Object compute(CallContext context) { | |
| 256 return compute(context, hash()); | |
| 257 } | |
| 258 | |
| 259 | |
| 260 /** | |
| 261 * Dispatches computation requests to the current state which needs to | |
| 262 * implement a createComputeCallback(String hash, FLYSArtifact artifact) | |
| 263 * method. | |
| 264 * | |
| 265 * @param context The CallContext. | |
| 266 * @param hash The hash value which is used to fetch computed data from | |
| 267 * cache. | |
| 268 * | |
| 269 * @return the computed data. | |
| 270 */ | |
| 271 public Object compute(CallContext context, String hash) { | |
| 272 String calc = (String) getData(CalculationSelect.FIELD_MODE).getValue(); | |
| 273 | |
| 274 DefaultState current = (DefaultState) getCurrentState(context); | |
| 275 | |
| 276 ComputeCallback callback = current.createComputeCallback(hash(), this); | |
| 277 | |
| 278 if (callback == null) { | |
| 279 logger.info("There is no data which needs to be computed."); | |
| 280 return null; | |
| 281 } | |
| 282 | |
| 283 return compute(hash, callback); | |
| 284 } | |
| 285 | |
| 286 | |
| 287 /** | |
| 288 * Returns the data that is computed by a waterlevel computation. | 248 * Returns the data that is computed by a waterlevel computation. |
| 289 * | 249 * |
| 290 * @return an array of data triples that consist of W, Q and Kms. | 250 * @return an array of data triples that consist of W, Q and Kms. |
| 291 */ | 251 */ |
| 292 public WQKms[] getWaterlevelData() | 252 public WQKms[] getWaterlevelData() |