Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/collections/AttributeParser.java @ 1077:3067e700fc13

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Minor cosmetics and docs. flys-artifacts/trunk@2574 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Thu, 25 Aug 2011 10:34:20 +0000
parents 59ae2a823e73
children 238145ef67da
rev   line source
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1 package de.intevation.flys.collections;
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2
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3 import java.util.HashMap;
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4 import java.util.Map;
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5
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6 import javax.xml.xpath.XPathConstants;
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7
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8 import org.apache.log4j.Logger;
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9
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10 import org.w3c.dom.Document;
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11 import org.w3c.dom.Element;
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12 import org.w3c.dom.Node;
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13 import org.w3c.dom.NodeList;
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14
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15 import de.intevation.artifacts.ArtifactNamespaceContext;
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16
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17 import de.intevation.artifactdatabase.state.DefaultOutput;
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18 import de.intevation.artifactdatabase.state.Output;
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19
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20 import de.intevation.artifacts.common.utils.XMLUtils;
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21
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22 import de.intevation.flys.artifacts.model.ManagedFacet;
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23 import de.intevation.flys.artifacts.model.ManagedDomFacet;
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25
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26 public class AttributeParser {
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27
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28 /** Constant XPath that points to the outputmodes of an artifact.*/
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29 public static final String XPATH_ARTIFACT_OUTPUTMODES =
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30 "/art:attribute/art:outputs/art:output";
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33 private static Logger logger = Logger.getLogger(AttributeParser.class);
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36 protected Map<String, Output> outs;
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39 public AttributeParser() {
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40 this.outs = new HashMap<String, Output>();
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41 }
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44 public void parse(Document doc) {
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45 logger.debug("AttributeParser.parse");
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47 NodeList outs = (NodeList) XMLUtils.xpath(
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48 doc,
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49 XPATH_ARTIFACT_OUTPUTMODES,
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50 XPathConstants.NODESET,
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51 ArtifactNamespaceContext.INSTANCE);
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52
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53 int num = outs != null ? outs.getLength() : 0;
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55 logger.debug("Attribute has " + num + " outputs.");
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56
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57 for (int i = 0; i < num; i++) {
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58 Node out = outs.item(i);
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59
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60 parseOutput(out);
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61 }
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62 }
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64
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65 public Map<String, Output> getOuts() {
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66 return outs;
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67 }
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68
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69
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70 protected void addItem(String out, ManagedFacet item) {
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71 Output o = outs.get(out);
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72
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73 if (o != null) {
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74 o.addFacet(item);
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75 }
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76 }
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78
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79 protected void parseOutput(Node out) {
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80 String name = XMLUtils.xpathString(
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81 out, "@name", ArtifactNamespaceContext.INSTANCE);
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82
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83 if (outs.get(name) == null) {
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84 logger.debug("Create new output: " + name);
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85
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86 Output o = new DefaultOutput(name, null, null);
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87 outs.put(name, o);
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88 }
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89
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90 parseItems(out, name);
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91 }
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93
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94 protected void parseItems(Node out, String outname) {
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95 NodeList themes = (NodeList) XMLUtils.xpath(
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96 out, "art:facet",
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97 XPathConstants.NODESET,
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98 ArtifactNamespaceContext.INSTANCE);
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99
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100 int num = themes != null ? themes.getLength() : 0;
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101
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102 logger.debug("Output has " + num + " themes.");
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103
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104 String uri = ArtifactNamespaceContext.NAMESPACE_URI;
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105
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106 for (int i = 0; i < num; i++) {
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107 Element theme = (Element) themes.item(i);
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108
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109 addItem(outname, new ManagedDomFacet(theme));
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110 }
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111 }
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112 }
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113 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org