Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/ReportGenerator.java @ 5863:4897a58c8746

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River artifacts: Added new copyright headers.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 28 Apr 2013 14:40:59 +0200
parents 5aa05a7a34b7
children 59ff03ff48f1
rev   line source
5863
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.exports;
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10
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11 import java.io.IOException;
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12 import java.io.OutputStream;
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13
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14 import org.apache.log4j.Logger;
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15
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16 import org.dive4elements.artifacts.Artifact;
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17 import org.dive4elements.artifacts.CallContext;
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18
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19 import org.dive4elements.artifacts.common.utils.XMLUtils;
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20
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21 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
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22 import org.dive4elements.artifactdatabase.state.Facet;
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23 import org.dive4elements.artifactdatabase.state.Settings;
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24
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25 import org.dive4elements.river.artifacts.model.Calculation;
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26 import org.dive4elements.river.collections.FLYSArtifactCollection;
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27
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28 import org.w3c.dom.Document;
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29
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30 public class ReportGenerator
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31 implements OutGenerator
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32 {
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33 private static Logger logger = Logger.getLogger(ReportGenerator.class);
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34
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35 protected Document result;
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36 protected OutputStream out;
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37 protected CallContext context;
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38
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39 public ReportGenerator() {
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40 }
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41
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42 @Override
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43 public void init(Document request, OutputStream out, CallContext context) {
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44 logger.debug("init");
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45 this.out = out;
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46 this.context = context;
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47 result = null;
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48 }
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49
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50 @Override
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51 public void setMasterArtifact(Artifact master) {
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52 // not needed
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53 }
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54
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55 @Override
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56 public void setCollection(FLYSArtifactCollection collection) {
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57 // not needed
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58 }
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59
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60 @Override
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61 public void doOut(
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62 ArtifactAndFacet artifactFacet,
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63 Document attr,
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64 boolean visible
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65 ) {
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66 logger.debug("doOut");
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67 Facet facet = artifactFacet.getFacet();
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68 if (facet != null) {
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69 Calculation report = (Calculation) artifactFacet.getData(context);
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70 if (result == null) {
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71 result = XMLUtils.newDocument();
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72 report.toXML(result, context.getMeta());
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73 }
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74 }
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75 }
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76
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77 @Override
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78 public void generate() throws IOException {
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79 logger.debug("generate");
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80 XMLUtils.toStream(result != null
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81 ? result
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82 : XMLUtils.newDocument(), out);
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83 }
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84
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85
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86 /**
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87 * Returns an instance of <i>EmptySettings</i> currently!
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88 *
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89 * @return an instance of <i>EmptySettings</i>.
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90 */
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91 public Settings getSettings() {
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92 return new EmptySettings();
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93 }
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94
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95
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96 /**
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97 * This method is not implemented. Override it in subclasses if those need a
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98 * <i>Settings</i> object.
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99 */
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100 public void setSettings(Settings settings) {
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101 // do nothing
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102 }
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103 }
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104 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org