Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/GaugeDischargeCurveArtifact.java @ 3936:4e1b3b4ef132
Add new Artifacts and State for displaying discharge curves at a gauge
flys-artifacts/trunk@5636 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Bjoern Ricks <bjoern.ricks@intevation.de> |
|---|---|
| date | Fri, 28 Sep 2012 08:44:49 +0000 |
| parents | |
| children | a4930c43b806 |
comparison
equal
deleted
inserted
replaced
| 3935:6cdd994ee8a4 | 3936:4e1b3b4ef132 |
|---|---|
| 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.DefaultOutput; | |
| 11 import de.intevation.artifactdatabase.state.Facet; | |
| 12 | |
| 13 import de.intevation.artifacts.ArtifactFactory; | |
| 14 import de.intevation.artifacts.CallMeta; | |
| 15 | |
| 16 import de.intevation.artifacts.common.ArtifactNamespaceContext; | |
| 17 import de.intevation.artifacts.common.utils.XMLUtils; | |
| 18 | |
| 19 import de.intevation.flys.artifacts.states.StaticState; | |
| 20 import de.intevation.flys.artifacts.StaticFLYSArtifact; | |
| 21 import de.intevation.flys.artifacts.model.GaugeDischargeCurveFacet; | |
| 22 | |
| 23 import de.intevation.flys.model.Gauge; | |
| 24 | |
| 25 import de.intevation.flys.utils.FLYSUtils; | |
| 26 | |
| 27 /** | |
| 28 * Artifact to calculate a discharge curve from a gauge overview info | |
| 29 * | |
| 30 * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a> | |
| 31 */ | |
| 32 public class GaugeDischargeCurveArtifact | |
| 33 extends AbstractStaticStateArtifact | |
| 34 { | |
| 35 | |
| 36 private static final Logger logger = | |
| 37 Logger.getLogger(GaugeDischargeCurveArtifact.class); | |
| 38 | |
| 39 public static final String XPATH_RIVER = "/art:action/art:river/@name"; | |
| 40 public static final String XPATH_GAUGE = "/art:action/art:gauge/@reference"; | |
| 41 public static final String NAME = "gaugedischargecurve"; | |
| 42 public static final String STATIC_STATE_NAME = "state.gaugedischargecurve.static"; | |
| 43 | |
| 44 /** | |
| 45 * Setup initializes the data by extracting the river and gauge from | |
| 46 * the XML Document. | |
| 47 */ | |
| 48 @Override | |
| 49 public void setup( | |
| 50 String identifier, | |
| 51 ArtifactFactory factory, | |
| 52 Object context, | |
| 53 CallMeta callmeta, | |
| 54 Document data) | |
| 55 { | |
| 56 logger.debug("GaugeDischargeCurveArtifact.setup"); | |
| 57 | |
| 58 if (logger.isDebugEnabled()) { | |
| 59 logger.debug("GaugeDischargeCurveState.setup" + XMLUtils.toString(data)); | |
| 60 } | |
| 61 String gaugeref = XMLUtils.xpathString(data, XPATH_GAUGE, | |
| 62 ArtifactNamespaceContext.INSTANCE); | |
| 63 String rivername = XMLUtils.xpathString(data, XPATH_RIVER, | |
| 64 ArtifactNamespaceContext.INSTANCE); | |
| 65 | |
| 66 addStringData("river", rivername); | |
| 67 addStringData("reference_gauge", gaugeref); | |
| 68 | |
| 69 Gauge gauge = FLYSUtils.getReferenceGauge(this); | |
| 70 | |
| 71 Facet gfacet = new GaugeDischargeCurveFacet(rivername, gauge); | |
| 72 | |
| 73 List<Facet> fs = new ArrayList<Facet>(1); | |
| 74 fs.add(gfacet); | |
| 75 | |
| 76 addFacets(STATIC_STATE_NAME, fs); | |
| 77 | |
| 78 super.setup(identifier, factory, context, callmeta, data); | |
| 79 } | |
| 80 | |
| 81 @Override | |
| 82 public String getName() { | |
| 83 return NAME; | |
| 84 } | |
| 85 | |
| 86 @Override | |
| 87 protected void initStaticState() { | |
| 88 StaticState state = new StaticState(STATIC_STATE_NAME); | |
| 89 List<Facet> fs = facets.get(STATIC_STATE_NAME); | |
| 90 DefaultOutput output = new DefaultOutput( | |
| 91 "discharge_curve", | |
| 92 "output.discharge_curve", "image/png", | |
| 93 fs, | |
| 94 "chart"); | |
| 95 | |
| 96 state.addOutput(output); | |
| 97 setStaticState(state); | |
| 98 } | |
| 99 } |