Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java @ 109:9891d133f08d

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Improved the init process of the WINFOArtifact - there are two new states to select the river and the gauge. flys-artifacts/trunk@1294 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 04 Feb 2011 11:18:59 +0000
parents beb991dc4827
children ff3335057f11
rev   line source
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1 package de.intevation.flys.artifacts;
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2
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3 import java.io.IOException;
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4 import java.io.OutputStream;
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5 import java.util.List;
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6
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7 import javax.xml.xpath.XPathConstants;
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8
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9 import org.w3c.dom.Document;
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10
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11 import org.apache.log4j.Logger;
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12
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13 import de.intevation.artifacts.ArtifactFactory;
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14 import de.intevation.artifacts.CallContext;
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16 import de.intevation.artifacts.common.utils.XMLUtils;
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17
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18 import de.intevation.artifactdatabase.DefaultArtifact;
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19 import de.intevation.artifactdatabase.state.State;
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20 import de.intevation.artifactdatabase.state.StateEngine;
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21
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22 import de.intevation.flys.artifacts.context.FLYSContext;
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23
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24
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25 /**
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26 * The default WINFO artifact.
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27 *
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28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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29 */
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30 public class WINFOArtifact extends DefaultArtifact {
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31
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32 /** The logger for this class */
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33 private static Logger logger = Logger.getLogger(WINFOArtifact.class);
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34
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35 /** The name of the artifact. */
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36 public static final String ARTIFACT_NAME = "winfo";
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37
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38 /** The XPath to the name of the artifact in its configuration. */
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39 public static final String XPATH_ARTIFACT_NAME = "@name";
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40
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41 /** The current state. */
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42 protected State currentState;
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43
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44
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45 /**
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46 * The default constructor.
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47 */
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48 public WINFOArtifact() {
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49 super();
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50 }
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51
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52
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53 /**
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54 * Set the current state of this artifact.
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55 *
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56 * @param state The new current state.
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57 */
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58 protected void setCurrentState(State state) {
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59 currentState = state;
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60 }
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61
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62
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63 /**
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64 * Initialize the artifact and insert new data if <code>data</code> contains
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65 * information necessary for this artifact.
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66 *
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67 * @param identifier The UUID.
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68 * @param factory The factory that is used to create this artifact.
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69 * @param context The CallContext.
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70 * @param data Some optional data.
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71 */
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72 @Override
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73 public void setup(
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74 String identifier,
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75 ArtifactFactory factory,
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76 Object context,
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77 Document data)
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78 {
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79 logger.debug("Setup this artifact with the uuid: " + identifier);
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80
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81 super.setup(identifier, factory, context, data);
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82
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83 FLYSContext flysContext = (FLYSContext) context;
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84 StateEngine engine = (StateEngine) flysContext.get(
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85 FLYSContext.STATE_ENGINE_KEY);
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86
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87 List<State> states = engine.getStates(ARTIFACT_NAME);
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88
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89 setCurrentState(states.get(0));
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90 }
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91
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92
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93 /**
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94 * This method returns a description of this artifact.
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95 *
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96 * @param data Some data.
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97 * @param CallContext The CallContext.
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98 *
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99 * @return the description of this artifact.
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100 */
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101 public Document describe(Document data, CallContext context) {
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102 logger.debug("Describe the artifact.");
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103 logger.debug("The current state is: " + currentState.getID());
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104
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105 return super.describe(data, context);
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106 }
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107 }
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108 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org